Repair and Diagnosis (Single Page)
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Quick Lookups- Accessories & Equipment
- Anti-Theft Systems
- Cruise Control Systems
- Description & Operation
- Adjustments
- Testing
- Trouble Shooting
- Notes
- System Will Not Engage
- Resume Feature Inoperative
- Accelerate Function Inoperative
- System Re-Engages When Brake Pedal Is Released
- Carburetor Throttle Does Not Return To Idle Position
- Road Speed Changes 2 Mph Or More When Setting Speed
- Engine Accelerates When Started
- System Disengages On Level Road Without Applying Brakes
- Erratic Operation
- Vehicle Continues To Accelerate When "Set" Button Is Released
- System Engages But Slowly Loses Set Speed
- Wiring Diagrams
- Gauges & Instrument Panels
- Description
- Testing
- Notes
- Oil Pressure Gauge
- Fuel Gauge
- Temperature Gauge
- Instrument Cluster - CHEROKEE, COMANCHE & WAGONEER
- Gauges And Indicators - Inoperative
- Ground Testing
- Voltmeter - Inoperative
- Oil Pressure Gauge - Inoperative
- Oil Pressure Indicator - Inoperative
- Coolant Temperature Gauge - Inoperative
- Coolant Temperature Indicator - Inoperative
- Tachometer - Inoperative
- Fuel Gauge - Inoperative
- Low Fuel Warning - Inoperative
- Upshift Indicator - Inoperative
- Brake Indicator - Inoperative
- 4WD Lock Or 4WD Indicator - Inoperative
- Instrument Panel Lights - CHEROKEE, COMANCHE & WAGONEER
- Instrument Cluster - Wrangler
- Gauge Calibration Values
- All Lamps Out
- One Lamp Out
- 4WD Lamp Out
- Removal & Installation
- Heated Glass/Defoggers
- Mirrors - Power
- Seats - Power
- Steering Column Switches
- Warning Systems
- Window Motors & Regulators
- Wiper/Washer Systems
- Description
- Trouble Shooting
- Removal & Installation
- Wiring Diagrams
- Body & Frame
- Brakes
- Anti-Lock Brakes
- Anti-Lock Brake System
- Description
- Operation
- Bleeding Brake System
- Testing & Trouble Shooting
- 1989 Trouble Code Charts
- Notes
- Code 800 - No Voltage At ECM
- Code 801 - No Serial Data From ECM
- Code 802 - No Parking Brake Signal
- Code 803 - Warning Lights Inoperative
- Code 804 - "Yellow" Warning Light Inoperative
- Code 805 - Differential Pressure Fault
- Code 806 - Boost Pressure Fault
- Code 807 - Low Accumulator Pressure
- Code 808 - Pressure Modulator Fault
- Code 809 - Self-Test Failure
- Code 810 - Solenoid Under Voltage
- Code 811 - Relay Fault
- Code 812 - Pump/Motor Fault
- Code 813 - Stoplight Circuit Fault
- Code 814 - Low Fluid
- Code 815 - Right Rear Wheel Speed Sensor Fault
- Code 816 - Left Rear Wheel Speed Sensor Fault
- Code 817 - Right Front Wheel Speed Sensor Fault
- Code 818 - Left Front Wheel Speed Sensor Fault
- Code 819 - Open Circuit At Diagnostic Connector (D2-14)
- 1990 Trouble Code Charts
- Notes
- Code 800 - No Voltage At ECM
- Code 801 - No Serial Data From ECM
- Code 802 - Parking Brake Not Seen
- Code 803 - Abs Light Inoperative
- Code 804 - "Yellow" Light Off
- Code 805 - Differential Pressure Fault
- Code 806 - Boost Pressure Fault
- Code 807 - Low Accumulator Pressure
- Code 808 - Pressure Modulator Fault
- Code 809 - Self-Test Failure
- Code 810 - Solenoid Under Voltage
- Code 811 - Relay Fault
- Code 812 - Pump/Motor Fault
- Code 813 - Brake Fault
- Code 814 - Low Fluid
- Code 815 - Right Rear Wheel Speed Sensor Fault
- Code 816 - Left Rear Wheel Speed Sensor Fault
- Code 817 - Right Front Wheel Speed Sensor Fault
- Code 818 - Left Front Wheel Speed Sensor Fault
- Code 819 - Open In Yellow Light Circuit
- 1991 Trouble Code Charts
- Notes
- Anti-Lock Brake System Connector Identification
- Fault/Messages Codes
- Verification Test VER-1A - Verification Of Complaint
- Verification Test VER-2A - Verification Of Repair
- Verification Test VER-3A - Soft Fault Code Test
- Test 4A - 801: Solenoid UNDERVOLTAGE Fault
- Test 5A - 802: Testing Parking Brake Circuit
- Test 6A - 803: Abs Warning Lights Inoperative
- Test 6B - 803: Solenoid UNDERVOLTAGE Fault
- Test 6C - 803: Red Brake Warning Lamp Inoperative
- Test 7A - 805: Differential Pressure Fault
- Test 8A - 806: Boost Pressure Fault
- Test 9A - 807: Low Accumulator Fault
- Test 9B - 807: Low Accumulator Fault
- Test 9C - 807: Low Accumulator Fault
- Test 10A - 808: Modulator Fault
- Test 11A - 811: Relay Fault
- Test 12A - 812: Pump/Motor Fault
- Test 13A - 813: Brake Switch Fault
- Test 14A - 814: Low Fluid Fault
- Test 15A - 815: Right Rear Wheel Speed Sensor Fault
- Test 16A - 816: Left Rear Wheel Speed Sensor Fault
- Test 17A - 817: Right Front Wheel Speed Sensor Fault
- Test 18A - 818: Left Front Wheel Speed Sensor Fault
- Removal & Installation
- Torque Specifications
- Wiring Diagrams
- Anti-Lock Brake System
- Mechanical - Hydraulic
- Brake System Bleeding
- Disc & Drum
- Description
- Operation
- Brake System Bleeding
- Adjustments
- Rotor Servicing
- Testing
- Removal & Installation
- Disc Brake Caliper
- Disc Brake Pads
- Disc Brake Rotor - 2WD (CHEROKEE, COMANCHE & WAGONEER)
- Disc Brake Rotor - 4WD (Except Grand WAGONEER)
- Disc Brake Rotor - Grand WAGONEER
- Drum Brake Shoes - Except Grand WAGONEER
- Drum Brake Shoes - Grand WAGONEER
- Height Sensing Proportioning Valve
- Master Cylinder
- Rear Axle Bearing & Seal
- Overhaul
- Torque Specifications
- Brake System Specifications
- Traction Control
- Anti-Lock Brake System
- Description
- Operation
- Bleeding Brake System
- Testing & Trouble Shooting
- 1989 Trouble Code Charts
- Notes
- Code 800 - No Voltage At ECM
- Code 801 - No Serial Data From ECM
- Code 802 - No Parking Brake Signal
- Code 803 - Warning Lights Inoperative
- Code 804 - "Yellow" Warning Light Inoperative
- Code 805 - Differential Pressure Fault
- Code 806 - Boost Pressure Fault
- Code 807 - Low Accumulator Pressure
- Code 808 - Pressure Modulator Fault
- Code 809 - Self-Test Failure
- Code 810 - Solenoid Under Voltage
- Code 811 - Relay Fault
- Code 812 - Pump/Motor Fault
- Code 813 - Stoplight Circuit Fault
- Code 814 - Low Fluid
- Code 815 - Right Rear Wheel Speed Sensor Fault
- Code 816 - Left Rear Wheel Speed Sensor Fault
- Code 817 - Right Front Wheel Speed Sensor Fault
- Code 818 - Left Front Wheel Speed Sensor Fault
- Code 819 - Open Circuit At Diagnostic Connector (D2-14)
- 1990 Trouble Code Charts
- Notes
- Code 800 - No Voltage At ECM
- Code 801 - No Serial Data From ECM
- Code 802 - Parking Brake Not Seen
- Code 803 - Abs Light Inoperative
- Code 804 - "Yellow" Light Off
- Code 805 - Differential Pressure Fault
- Code 806 - Boost Pressure Fault
- Code 807 - Low Accumulator Pressure
- Code 808 - Pressure Modulator Fault
- Code 809 - Self-Test Failure
- Code 810 - Solenoid Under Voltage
- Code 811 - Relay Fault
- Code 812 - Pump/Motor Fault
- Code 813 - Brake Fault
- Code 814 - Low Fluid
- Code 815 - Right Rear Wheel Speed Sensor Fault
- Code 816 - Left Rear Wheel Speed Sensor Fault
- Code 817 - Right Front Wheel Speed Sensor Fault
- Code 818 - Left Front Wheel Speed Sensor Fault
- Code 819 - Open In Yellow Light Circuit
- 1991 Trouble Code Charts
- Notes
- Anti-Lock Brake System Connector Identification
- Fault/Messages Codes
- Verification Test VER-1A - Verification Of Complaint
- Verification Test VER-2A - Verification Of Repair
- Verification Test VER-3A - Soft Fault Code Test
- Test 4A - 801: Solenoid UNDERVOLTAGE Fault
- Test 5A - 802: Testing Parking Brake Circuit
- Test 6A - 803: Abs Warning Lights Inoperative
- Test 6B - 803: Solenoid UNDERVOLTAGE Fault
- Test 6C - 803: Red Brake Warning Lamp Inoperative
- Test 7A - 805: Differential Pressure Fault
- Test 8A - 806: Boost Pressure Fault
- Test 9A - 807: Low Accumulator Fault
- Test 9B - 807: Low Accumulator Fault
- Test 9C - 807: Low Accumulator Fault
- Test 10A - 808: Modulator Fault
- Test 11A - 811: Relay Fault
- Test 12A - 812: Pump/Motor Fault
- Test 13A - 813: Brake Switch Fault
- Test 14A - 814: Low Fluid Fault
- Test 15A - 815: Right Rear Wheel Speed Sensor Fault
- Test 16A - 816: Left Rear Wheel Speed Sensor Fault
- Test 17A - 817: Right Front Wheel Speed Sensor Fault
- Test 18A - 818: Left Front Wheel Speed Sensor Fault
- Removal & Installation
- Torque Specifications
- Wiring Diagrams
- Anti-Lock Brake System
- Anti-Lock Brakes
- Drivelines & Axles
- Differentials & Drive Axles
- Drive Axle - Front Axle
- Drive Axle - Gear Tooth Contact Patterns
- Drive Axle - Noise Diagnosis
- Drive Axle - Positive Traction
- Drive Axle - Rear 7.56" (7 9/16") & 8.5"
- Drive Axle Ratio Identification
- Driveshaft & Universal Joints
- Locking Hubs
- Differentials & Drive Axles
- Electrical
- Charging Systems
- Component Locations
- Fuses & Circuit Breakers
- Identification
- Fuses & Circuit Breakers
- Fuse & Circuit Breaker Identification
- 1 - 25 Amp (Natural)
- 2 - 15 Amp (Blue)
- 3 - 25 Amp (Natural)
- 4 - 20 Amp (Yellow)
- 5 - 10 Amp (Red)
- 6 - 15 Amp (Blue)
- 7 - 10 Amp (Red)
- 8 - 7.5 Amp (Violet)
- 9 - 5 Amp (Tan)
- 10 - 25 Amp (Natural)
- 11 - 30 Amp (Circuit Breaker)
- 12 - 10 Amp (Red)
- 13 - 7.5 Amp (Violet)
- 14 - 25 Amp (Natural)
- 15 - 4.8 Amp (Circuit Breaker)
- 16 - 30 Amp (Circuit Breaker)
- 17 - 10 Amp (Red)
- 18 - 2 Amp (Gray)
- 19 - 15 Amp (Blue)
- Cautions & Warnings
- Identification
- Gauges
- Instrument Panel
- Description
- Testing
- Notes
- Oil Pressure Gauge
- Fuel Gauge
- Temperature Gauge
- Instrument Cluster - CHEROKEE, COMANCHE & WAGONEER
- Gauges And Indicators - Inoperative
- Ground Testing
- Voltmeter - Inoperative
- Oil Pressure Gauge - Inoperative
- Oil Pressure Indicator - Inoperative
- Coolant Temperature Gauge - Inoperative
- Coolant Temperature Indicator - Inoperative
- Tachometer - Inoperative
- Fuel Gauge - Inoperative
- Low Fuel Warning - Inoperative
- Upshift Indicator - Inoperative
- Brake Indicator - Inoperative
- 4WD Lock Or 4WD Indicator - Inoperative
- Instrument Panel Lights - CHEROKEE, COMANCHE & WAGONEER
- Instrument Cluster - Wrangler
- Gauge Calibration Values
- All Lamps Out
- One Lamp Out
- 4WD Lamp Out
- Removal & Installation
- Instrument Panel
- Starter
- Wiring Diagrams
- Engine Mechanical
- Accessory Drive Belts
- Auxiliary Emission Control Systems
- Emission Control System Visual Inspection Procedures - General Information
- * Please Read This First *
- Emission Control Labels
- Emission Control Visual Inspection
- Notes
- Positive Crankcase Ventilation (PCV)
- Thermostatic Air Cleaner (TAC)
- Fuel Evaporative System (EVAP)
- Catalytic Converters
- Fill Pipe RESTRICTOR (Fr)
- Exhaust Gas RECIRCULATION (EGR) System
- Spark Controls (SPK)
- Air Injection System (AIS)
- Oxygen Sensor (O2)
- Computerized Engine Controls (CEC)
- Early Fuel Evaporation (EFE)
- Emission Maintenance Reminder Light (EMR) (If Equipped)
- Malfunction Indicator Light (Mil)
- Emission Control System Visual Inspection Procedures - General Information
- Cooling Fan
- Cooling System (Mechanical)
- Mechanical
- 4.0L 6-CYL - VIN [L]
- Engine Coding
- Removal & Installation
- Overhaul
- Lubrication
- Engine Cooling
- Torque Specifications
- Engine Specifications
- Engine Oil Pan Removal
- Engine Removal
- 4.0L 6-CYL - VIN [L]
- Starter
- Engine Performance
- Adjustment
- Tune-Up - 4-CYL
- Tune-Up - 6-CYL
- Application
- Emissions
- EGR Function Testing - Jeep Trucks
- Emission Applications
- Emission Control Abbreviations
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Ignition System - 4.0L W/Solid State Ignition (SSI)
- Description
- Ignition System General Description
- Ignition Control Module (ICM)
- Ignition Control Module (ICM) Electrical Feed Connections
- Manifold Absolute Pressure (Map) Sensor
- Coolant Temperature Sensor (Cts)
- Manifold Air Temperature (Mat) Sensor
- Engine Speed Sensor (Crankshaft Position Sensor - Cps)
- Sync Pulse Signal Generator (Stator)
- Knock Sensor
- Ignition System Precautions
- Firing Order
- Component Locations
- Testing
- Removal & Installation
- Overhaul
- Torque Specifications
- Description
- Remove, Overhaul & Install
- System
- 2.5L TBI CEC Testing
- Component Testing
- Notes
- Coolant Temperature Sensor (Cts)
- Manifold Air Temperature (Mat) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Crankshaft Position Sensor
- Throttle Position Sensor (TPS)
- Heated Oxygen (O2) Sensor
- Wide Open Throttle (Wot) Switch
- Closed Throttle (Idle) Switch
- Idle Speed Actuator (ISA) Motor
- Neutral Safety Switch (A/T Only)
- Testing
- Diagnostic Trouble Codes (DTC)
- Diagnostic Trouble Code (DTC) Definitions
- Fault Code Testing
- Fault Code 1000 - Ignition Line Low
- Fault Code 1001 - Ignition Line High
- Fault Code 1004 - Battery Voltage Low
- Fault Code 1005 - Sensor Ground Line Out Of Limits
- Fault Code 1006 - EGR/EVAP Solenoid Line Low
- Fault Code 1007 - EGR/EVAP Solenoid Line High
- Fault Code 1008 - Power Steering Line Low
- Fault Code 1009 - Power Steering Line High
- Fault Code 1012 - Ignition Control Module Line Low
- Fault Code 1013 - Ignition Control Module Line High
- Fault Code 1014 - Fuel Pump Line Low
- Fault Code 1015 - Fuel Pump Line High
- Fault Code 1016 - Mat Sensor Line Low
- Fault Code 1017 - Mat Sensor Line High
- Fault Code 1019 - B+ Power Latch Relay Not Set
- Fault Code 1021 - Engine Failed To Start Due To Mechanical, Fuel Or Ignition Problem
- Fault Code 1022 - Start Line Low
- Fault Code 1025 - Wide Open Throttle (Wot) Line Low
- Fault Code 1026 - Wide Open Throttle (Wot) Line High
- Fault Code 1027 - Ecu Sees Wide Open Throttle (Wot)
- Fault Code 1028 - Ecu Can't See Wide Open Throttle (Wot)
- Fault Code 1029 - Closed Throttle (Ct) Switch Line Low
- Fault Code 1030 - Closed Throttle (Ct) Switch Line High
- Fault Code 1031 - Ecu Sees Closed Throttle
- Fault Code 1032 - Ecu Does Not See Closed Throttle (Ct)
- Fault Code 1033 - Idle Speed Increase Line Low
- Fault Code 1034 - Idle Speed Increase Line High
- Fault Code 1035 - Idle Speed Decrease Line Low
- Fault Code 1036 - Idle Speed Decrease Line High
- Fault Code 1037 - Throttle Position Switch (TPS) Reads Low
- Fault Code 1038 - Park/Neutral Line High
- Fault Code 1039 - Park/Neutral Line Low
- Fault Code 1040 - Latched B+ Line Low
- Fault Code 1041 - Latched B+ Line High
- Fault Code 1042 - No Latched B+ .5 Volt Drop
- Fault Code 1043 - Upshift Light Circuit Grounded
- Fault Code 1044 - Fault In Upshift Light Circuit
- Fault Code 1048 - Manual Vehicle Equipped With Automatic Ecu
- Fault Code 1049 - Automatic Vehicle Equipped With Manual Ecu
- Fault Code 1050 - Idle Speed Less Than 500 Rpm
- Fault Code 1051 - Idle Speed Greater Than 2000 Rpm
- Fault Code 1052 - Map Sensor Out Of Limits
- Fault Code 1053 - Change In Map Sensor Reading Out Of Limits
- Fault Code 1054 - Coolant Temperature Sensor (Cts) Line Low
- Fault Code 1055 - Coolant Temperature Sensor (Cts) Line High
- Fault Code 1056 - Coolant Temperature Sensor Inactive
- Fault Code 1065 - Oxygen Sensor (O2) Reads Rich
- Fault Code 1066 - Oxygen Sensor (O2) Reads Lean
- Fault Code 1067 - B+ Power Latch Relay Line Low
- Fault Code 1068 - B+ Power Latch Relay Line High
- Fault Code 1069 - No Tach
- Wiring Diagrams
- Removal & Installation
- Component Testing
- 4.0L MPFI CEC Testing
- Testing Precautions
- System Testing
- Removal & Installation
- Ecu Connector Pin I.D.
- Adjustments
- Wiring Diagrams
- Air Cleaner - Thermostatic
- EGR System
- Emission Control System Description
- Emissions Standards
- Fuel Evaporation System
- Fuel Injection System - 2.5L TBI
- Description
- Operation
- Electronic Control Unit (Ecu)
- Throttle Body
- Fuel Injector
- Fuel Pressure Regulator
- Fuel Pump
- Idle Speed Actuator (ISA) Motor
- Heated Oxygen Sensor (O2)
- Manifold Air/Fuel Temperature (Mat) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Coolant Temperature Sensor (Cts)
- Throttle Position Sensor (TPS)
- Wide Open Throttle (Wot) Switch
- Closed Throttle (Idle) Switch
- Upshift Indicator Light
- Crankshaft Position Sensor (Cps)
- Air Conditioning Switch
- Power Steering Pressure Switch
- Relays
- Adjustments
- Testing & Diagnosis
- Removal & Installation
- Coolant Temperature Sensor (Cts)
- Fuel Injector
- Throttle Body Assembly
- Throttle Valve
- Throttle Position Sensor (TPS)
- Fuel Pressure Regulator
- Idle Speed Actuator (ISA) Motor
- Manifold Air Temperature (Mat) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Electronic Control Unit (Ecu)
- Crankshaft Position Sensor
- Wide Open Throttle Switch (Wrangler Only)
- Fuel Injection System - 4.0L MPFI
- Description
- Operation
- Fuel Control
- Air Induction
- Electronic Control Unit
- Manifold Absolute Pressure
- Coolant Temperature Sensor
- Manifold Air Temperature (Mat) Sensor
- Heated Oxygen (O2) Sensor
- Engine Speed Sensor/Crankshaft Position Sensor (Cps)
- Throttle Position Sensor (TPS)
- Sync Signal Generator
- Air Conditioning (A/C) Controls
- Neutral Safety Switch
- Knock Sensor
- Air Conditioning (A/C) Clutch Relay
- B+ Latch Relay
- Fuel Pump Relay
- Oxygen (O2) Sensor Heater Relay
- Fuel Injectors
- Idle Speed Stepper (ISS) Motor
- EGR Valve Solenoid
- Ignition Control Module
- Throttle Body
- Fuel Rail
- Fuel Pressure Regulator
- Adjustments
- Testing & Trouble Shooting
- Removal & Installation
- Diagnostic Connector Id
- Ecu Pin Locations
- Test Charts
- Wiring Diagram
- Fuel Pump - Electric
- PVC & Crankcase Ventilation System
- Spark Control System
- Tests W/Codes - 4.0L
- Introduction
- Self-Diagnostic System
- Testing
- Diagnosis With DRB-II & Jeep Adapter
- Fault Codes Menu
- Ecu Location
- Code Charts
- Fault 1000: Ignition Circuit Low
- Fault 1001: Ignition Circuit High
- Fault 1002: O2 Heater Circuit Low
- Fault 1004: Battery Voltage Low
- Fault 1005: Sensor Ground Circuit Out Of Limits
- Fault 1013: Ignition Circuit High
- Fault 1014: Fuel Pump Circuit Low
- Fault 1015: Fuel Pump Circuit High
- Fault 1016: Manifold Air Temperature (Mat) Circuit Low
- Fault 1017: Manifold Air Temperature (Mat) Circuit High
- Fault 1018: No Serial Data
- Fault 1020: No Sync Pulse Seen
- Fault 1021: Engine Failed To Start Due To Mechanical,
- Fault 1022: Start Circuit Low
- Fault 1027: Ecu Sees Wide Open Throttle
- Fault 1028: Ecu Doesn't See Wide Open Throttle
- Fault 1031: Ecu Sees Closed Throttle
- Fault 1032: Ecu Doesn't See Closed Throttle
- Fault 1037: Throttle Position Sensor (TPS) Circuit Low
- Fault 1038: Park/Neutral Circuit High (A/T)
- Fault 1039: Park/Neutral Circuit Low (A/T)
- Fault 1040: Latched B+ Circuit Low
- Fault 1041: Latched B+ Circuit High
- Fault 1042: No Latched B+ 1/2 Volt Drop
- Fault 1044: Fault In Shift Light Circuit (M/T)
- Fault 1047: Wrong Ecu
- Fault 1048: M/T Vehicle With A/T Ecu
- Fault 1049: A/T Vehicle With M/T Ecu
- Fault 1050: Idle Rpm Less Than 500
- Fault 1051: Idle Rpm Greater Than 2000
- Fault 1052: Map Sensor Out Of Limits
- Fault 1053: Change In Map Reading Out Of Limits
- Fault 1054: Coolant Temp Sensor Circuit Low
- Fault 1055: Coolant Temp Sensor Circuit High
- Fault 1056: Inactive Coolant Temp Sensor
- Fault 1057: Knock Circuit Shorted
- Fault 1058: Knock Value Out Of Limits
- Fault 1059: A/C Request Circuit Low
- Fault 1060: A/C Request Circuit High
- Fault 1061: A/C Select Circuit Low
- Fault 1062: A/C Select Circuit High
- Fault 1063: A/C Clutch Circuit Low
- Fault 1064: A/C Clutch Circuit High
- Fault 1065: O2 Sensor Reads Rich
- Fault 1066: O2 Sensor Reads Lean
- Fault 1067: Latch Relay Circuit Low
- Fault 1068: Latch Relay Circuit High
- AULT 1069: No Tach
- Fault 1073: Ecu Doesn't See Speed Sensor
- Fault 1200: Defective Ecu Or Short To Voltage
- Fault 1201: Injector Short To B+
- Fault 1202: All Injectors Shorted To Ground
- Fault 1203: Injector No. 1 Shorted To Ground
- Fault 1204: Injector No. 2 Shorted To Ground
- Fault 1205: Injector No. 3 Shorted To Ground
- Fault 1206: Injector No. 4 Shorted To Ground
- Fault 1207: Injector No. 5 Shorted To Ground
- Fault 1208: Injector No. 6 Shorted To Ground
- Fault 1209: All Injectors Open
- Fault 1210: Injector No. 1 Circuit Open
- Fault 1211: Injector No. 2 Circuit Open
- Fault 1212: Injector No. 3 Circuit Open
- Fault 1213: Injector No. 4 Circuit Open
- Fault 1214: Injector No. 5 Circuit Open
- Fault 1215: Injector No. 6 Circuit Open
- Fault 1216: No Voltage At Ecu From A/C Relay
- Fault 1217: No Voltage At Ecu From O2 Heater Relay
- Fault 1218: No Voltage At Ecu From Power Latch Relay
- Fault 1219: No Voltage At Ecu From Shift Light
- Fault 1220: No Voltage At Ecu From EGR Solenoid
- Fault 1222: Ignition Module (MPA) Not Grounded
- Fault 1223: Checking For Open Injector Feed Circuit
- Titania Oxygen Sensor Testing
- 2.5L TBI CEC Testing
- Testing & Diagnosis
- 2.5L TBI CEC Testing
- Component Testing
- Notes
- Coolant Temperature Sensor (Cts)
- Manifold Air Temperature (Mat) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Crankshaft Position Sensor
- Throttle Position Sensor (TPS)
- Heated Oxygen (O2) Sensor
- Wide Open Throttle (Wot) Switch
- Closed Throttle (Idle) Switch
- Idle Speed Actuator (ISA) Motor
- Neutral Safety Switch (A/T Only)
- Testing
- Diagnostic Trouble Codes (DTC)
- Diagnostic Trouble Code (DTC) Definitions
- Fault Code Testing
- Fault Code 1000 - Ignition Line Low
- Fault Code 1001 - Ignition Line High
- Fault Code 1004 - Battery Voltage Low
- Fault Code 1005 - Sensor Ground Line Out Of Limits
- Fault Code 1006 - EGR/EVAP Solenoid Line Low
- Fault Code 1007 - EGR/EVAP Solenoid Line High
- Fault Code 1008 - Power Steering Line Low
- Fault Code 1009 - Power Steering Line High
- Fault Code 1012 - Ignition Control Module Line Low
- Fault Code 1013 - Ignition Control Module Line High
- Fault Code 1014 - Fuel Pump Line Low
- Fault Code 1015 - Fuel Pump Line High
- Fault Code 1016 - Mat Sensor Line Low
- Fault Code 1017 - Mat Sensor Line High
- Fault Code 1019 - B+ Power Latch Relay Not Set
- Fault Code 1021 - Engine Failed To Start Due To Mechanical, Fuel Or Ignition Problem
- Fault Code 1022 - Start Line Low
- Fault Code 1025 - Wide Open Throttle (Wot) Line Low
- Fault Code 1026 - Wide Open Throttle (Wot) Line High
- Fault Code 1027 - Ecu Sees Wide Open Throttle (Wot)
- Fault Code 1028 - Ecu Can't See Wide Open Throttle (Wot)
- Fault Code 1029 - Closed Throttle (Ct) Switch Line Low
- Fault Code 1030 - Closed Throttle (Ct) Switch Line High
- Fault Code 1031 - Ecu Sees Closed Throttle
- Fault Code 1032 - Ecu Does Not See Closed Throttle (Ct)
- Fault Code 1033 - Idle Speed Increase Line Low
- Fault Code 1034 - Idle Speed Increase Line High
- Fault Code 1035 - Idle Speed Decrease Line Low
- Fault Code 1036 - Idle Speed Decrease Line High
- Fault Code 1037 - Throttle Position Switch (TPS) Reads Low
- Fault Code 1038 - Park/Neutral Line High
- Fault Code 1039 - Park/Neutral Line Low
- Fault Code 1040 - Latched B+ Line Low
- Fault Code 1041 - Latched B+ Line High
- Fault Code 1042 - No Latched B+ .5 Volt Drop
- Fault Code 1043 - Upshift Light Circuit Grounded
- Fault Code 1044 - Fault In Upshift Light Circuit
- Fault Code 1048 - Manual Vehicle Equipped With Automatic Ecu
- Fault Code 1049 - Automatic Vehicle Equipped With Manual Ecu
- Fault Code 1050 - Idle Speed Less Than 500 Rpm
- Fault Code 1051 - Idle Speed Greater Than 2000 Rpm
- Fault Code 1052 - Map Sensor Out Of Limits
- Fault Code 1053 - Change In Map Sensor Reading Out Of Limits
- Fault Code 1054 - Coolant Temperature Sensor (Cts) Line Low
- Fault Code 1055 - Coolant Temperature Sensor (Cts) Line High
- Fault Code 1056 - Coolant Temperature Sensor Inactive
- Fault Code 1065 - Oxygen Sensor (O2) Reads Rich
- Fault Code 1066 - Oxygen Sensor (O2) Reads Lean
- Fault Code 1067 - B+ Power Latch Relay Line Low
- Fault Code 1068 - B+ Power Latch Relay Line High
- Fault Code 1069 - No Tach
- Wiring Diagrams
- Removal & Installation
- Component Testing
- 4.0L MPFI CEC Testing
- Testing Precautions
- System Testing
- Removal & Installation
- Ecu Connector Pin I.D.
- Adjustments
- Wiring Diagrams
- Air Cleaner - Thermostatic
- EGR System
- Emission Control System Description
- Emissions Standards
- Fuel Evaporation System
- Fuel Injection System - 2.5L TBI
- Description
- Operation
- Electronic Control Unit (Ecu)
- Throttle Body
- Fuel Injector
- Fuel Pressure Regulator
- Fuel Pump
- Idle Speed Actuator (ISA) Motor
- Heated Oxygen Sensor (O2)
- Manifold Air/Fuel Temperature (Mat) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Coolant Temperature Sensor (Cts)
- Throttle Position Sensor (TPS)
- Wide Open Throttle (Wot) Switch
- Closed Throttle (Idle) Switch
- Upshift Indicator Light
- Crankshaft Position Sensor (Cps)
- Air Conditioning Switch
- Power Steering Pressure Switch
- Relays
- Adjustments
- Testing & Diagnosis
- Removal & Installation
- Coolant Temperature Sensor (Cts)
- Fuel Injector
- Throttle Body Assembly
- Throttle Valve
- Throttle Position Sensor (TPS)
- Fuel Pressure Regulator
- Idle Speed Actuator (ISA) Motor
- Manifold Air Temperature (Mat) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Electronic Control Unit (Ecu)
- Crankshaft Position Sensor
- Wide Open Throttle Switch (Wrangler Only)
- Fuel Injection System - 4.0L MPFI
- Description
- Operation
- Fuel Control
- Air Induction
- Electronic Control Unit
- Manifold Absolute Pressure
- Coolant Temperature Sensor
- Manifold Air Temperature (Mat) Sensor
- Heated Oxygen (O2) Sensor
- Engine Speed Sensor/Crankshaft Position Sensor (Cps)
- Throttle Position Sensor (TPS)
- Sync Signal Generator
- Air Conditioning (A/C) Controls
- Neutral Safety Switch
- Knock Sensor
- Air Conditioning (A/C) Clutch Relay
- B+ Latch Relay
- Fuel Pump Relay
- Oxygen (O2) Sensor Heater Relay
- Fuel Injectors
- Idle Speed Stepper (ISS) Motor
- EGR Valve Solenoid
- Ignition Control Module
- Throttle Body
- Fuel Rail
- Fuel Pressure Regulator
- Adjustments
- Testing & Trouble Shooting
- Removal & Installation
- Diagnostic Connector Id
- Ecu Pin Locations
- Test Charts
- Wiring Diagram
- Fuel Pump - Electric
- PVC & Crankcase Ventilation System
- Spark Control System
- Tests W/Codes - 4.0L
- Introduction
- Self-Diagnostic System
- Testing
- Diagnosis With DRB-II & Jeep Adapter
- Fault Codes Menu
- Ecu Location
- Code Charts
- Fault 1000: Ignition Circuit Low
- Fault 1001: Ignition Circuit High
- Fault 1002: O2 Heater Circuit Low
- Fault 1004: Battery Voltage Low
- Fault 1005: Sensor Ground Circuit Out Of Limits
- Fault 1013: Ignition Circuit High
- Fault 1014: Fuel Pump Circuit Low
- Fault 1015: Fuel Pump Circuit High
- Fault 1016: Manifold Air Temperature (Mat) Circuit Low
- Fault 1017: Manifold Air Temperature (Mat) Circuit High
- Fault 1018: No Serial Data
- Fault 1020: No Sync Pulse Seen
- Fault 1021: Engine Failed To Start Due To Mechanical,
- Fault 1022: Start Circuit Low
- Fault 1027: Ecu Sees Wide Open Throttle
- Fault 1028: Ecu Doesn't See Wide Open Throttle
- Fault 1031: Ecu Sees Closed Throttle
- Fault 1032: Ecu Doesn't See Closed Throttle
- Fault 1037: Throttle Position Sensor (TPS) Circuit Low
- Fault 1038: Park/Neutral Circuit High (A/T)
- Fault 1039: Park/Neutral Circuit Low (A/T)
- Fault 1040: Latched B+ Circuit Low
- Fault 1041: Latched B+ Circuit High
- Fault 1042: No Latched B+ 1/2 Volt Drop
- Fault 1044: Fault In Shift Light Circuit (M/T)
- Fault 1047: Wrong Ecu
- Fault 1048: M/T Vehicle With A/T Ecu
- Fault 1049: A/T Vehicle With M/T Ecu
- Fault 1050: Idle Rpm Less Than 500
- Fault 1051: Idle Rpm Greater Than 2000
- Fault 1052: Map Sensor Out Of Limits
- Fault 1053: Change In Map Reading Out Of Limits
- Fault 1054: Coolant Temp Sensor Circuit Low
- Fault 1055: Coolant Temp Sensor Circuit High
- Fault 1056: Inactive Coolant Temp Sensor
- Fault 1057: Knock Circuit Shorted
- Fault 1058: Knock Value Out Of Limits
- Fault 1059: A/C Request Circuit Low
- Fault 1060: A/C Request Circuit High
- Fault 1061: A/C Select Circuit Low
- Fault 1062: A/C Select Circuit High
- Fault 1063: A/C Clutch Circuit Low
- Fault 1064: A/C Clutch Circuit High
- Fault 1065: O2 Sensor Reads Rich
- Fault 1066: O2 Sensor Reads Lean
- Fault 1067: Latch Relay Circuit Low
- Fault 1068: Latch Relay Circuit High
- AULT 1069: No Tach
- Fault 1073: Ecu Doesn't See Speed Sensor
- Fault 1200: Defective Ecu Or Short To Voltage
- Fault 1201: Injector Short To B+
- Fault 1202: All Injectors Shorted To Ground
- Fault 1203: Injector No. 1 Shorted To Ground
- Fault 1204: Injector No. 2 Shorted To Ground
- Fault 1205: Injector No. 3 Shorted To Ground
- Fault 1206: Injector No. 4 Shorted To Ground
- Fault 1207: Injector No. 5 Shorted To Ground
- Fault 1208: Injector No. 6 Shorted To Ground
- Fault 1209: All Injectors Open
- Fault 1210: Injector No. 1 Circuit Open
- Fault 1211: Injector No. 2 Circuit Open
- Fault 1212: Injector No. 3 Circuit Open
- Fault 1213: Injector No. 4 Circuit Open
- Fault 1214: Injector No. 5 Circuit Open
- Fault 1215: Injector No. 6 Circuit Open
- Fault 1216: No Voltage At Ecu From A/C Relay
- Fault 1217: No Voltage At Ecu From O2 Heater Relay
- Fault 1218: No Voltage At Ecu From Power Latch Relay
- Fault 1219: No Voltage At Ecu From Shift Light
- Fault 1220: No Voltage At Ecu From EGR Solenoid
- Fault 1222: Ignition Module (MPA) Not Grounded
- Fault 1223: Checking For Open Injector Feed Circuit
- Titania Oxygen Sensor Testing
- 2.5L TBI CEC Testing
- Theory and Operation
- 2.5L TBI Theory/Operation
- Description
- Operation
- Electronic Control Unit (Ecu)
- Throttle Body
- Fuel Injector
- Fuel Pressure Regulator
- Ecu Input Sensors
- Coolant Temperature Sensor (CTS)
- Crankshaft Position Sensor (CPS)
- Manifold Absolute Pressure (MAP) Sensor
- Manifold Air Temperature Sensor (MAT)
- Throttle Position Sensor (TPS)
- Heated Oxygen Sensor (O2)
- Battery Voltage
- Starter Relay (Start Signal)
- Air Conditioning Switch
- Wide Open Throttle (WOT) Switch
- Closed Throttle Switch
- Neutral Safety Switch (A/T Only)
- Power Steering Pressure Switch
- Ecu Output Controlled Items
- Modes Of Operation
- Removal & Installation
- Wiring Diagrams
- 4.0L MPFI Theory/Operation
- Description
- Operation
- Fuel Control
- Air Induction
- Electronic Control Unit
- Manifold Absolute Pressure (Map) Sensor
- Coolant Temperature Sensor
- Manifold Air Temperature (Mat) Sensor
- Heated Oxygen (O2) Sensor
- Engine Speed Sensor/Crankshaft Position Sensor (Cps)
- Throttle Position Sensor (TPS)
- Sync Signal Generator
- Air Conditioning (A/C) Controls
- Neutral Safety Switch
- Knock Sensor
- Air Conditioning (A/C) Clutch Relay
- B+ Latch Relay
- Fuel Pump Relay
- Oxygen (O2) Sensor Heater Relay
- Fuel Injectors
- Idle Speed Stepper (ISS) Motor
- EGR Valve Solenoid
- Ignition Control Module
- Throttle Body
- Fuel Rail
- Fuel Pressure Regulator
- Shift Light Control
- Adjustments
- Ecu Connector Pin I.D.
- Removal & Installation
- Wiring Diagrams
- 2.5L TBI Theory/Operation
- Tune-Up
- Ignition System - 4.0L W/Solid State Ignition (SSI)
- Description
- Ignition System General Description
- Ignition Control Module (ICM)
- Ignition Control Module (ICM) Electrical Feed Connections
- Manifold Absolute Pressure (Map) Sensor
- Coolant Temperature Sensor (Cts)
- Manifold Air Temperature (Mat) Sensor
- Engine Speed Sensor (Crankshaft Position Sensor - Cps)
- Sync Pulse Signal Generator (Stator)
- Knock Sensor
- Ignition System Precautions
- Firing Order
- Component Locations
- Testing
- Removal & Installation
- Overhaul
- Torque Specifications
- Description
- Ignition System - 4.0L W/Solid State Ignition (SSI)
- Vacuum Diagrams
- Adjustment
- General Information
- Abbreviations
- Basic Trouble Shooting
- Basic Trouble Shooting - General Information
- Commonly Used Abbreviations - General Information
- Emission Control Abbreviations
- Engine Performance - Trouble Shooting - General Information
- Brakes
- Anti-Lock Brake Safety Precautions - General Information
- Map - Brake Systems
- Brake Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accelerometers
- Accumulators
- Anchor Pins
- Anti-Lock Brake Control Assembly(Module)
- Anti-Lock Brake Controller
- Anti-Lock Brake Systems
- Axle Seal
- Backing Plates
- Bleeder Screw
- Brake Abs Active Light (Blue)
- Brake Fluid
- Brake Friction Material
- Brake On - Off Switch
- Brake Pads
- Brake Pedals
- Brake Shoe Hardware
- Brake Shoes
- Brake Stoplight Switches
- Brake Warning Light (Amber)
- Brake Warning Light (Red)
- Bulb Sockets
- Bulbs And LEDS
- Caliper Hardware
- Caliper Mounting Pin
- Caliper Piston
- Caliper Shim
- Caliper Slider Pin (Bolt) Dust Boot
- Caliper Slider Pin (Bolt)
- Calipers
- Combination Valve
- Controllers
- Digital Ratio Axle Controllers And Buffers (Drab And Dram)
- Disable Switches
- Drums
- Electrical Brake Pumps
- Electrical Park Motor
- Electrical Pumps And Motors
- Electro-Magnetic Interference
- Electronic Brake Control Modulator
- Electronic Brake Distribution
- Electronic Brake Traction Control Module
- Electronic Controllers
- Electronic Traction Control
- External Brake Cable
- Flow Control Valve
- Fluid Level Sensor Switches
- Fluid
- Four Wheel Drive Switches
- Friction Material
- G Sensors
- Gaskets
- Gravitational Switches
- Grease Seal
- Height Sensing Proportioning Valve
- High Pressure Accumulator
- Hoses
- Hub
- Hydraulic Control Unit
- Hydraulic Modulators
- Hydro-Boosters
- Hydro-Electric Boosters (POWERMASTER)
- Ignition Disable Switches
- Lamp Driver Relay
- Lateral Acceleration Switches
- LEDS
- Lenses
- Low Pressure Accumulator
- Lug Nut
- Master Cylinder Cover Gasket
- Master Cylinders
- Modulators
- Motor Pack
- Motors
- Pads
- Parking Brake Cable
- Parking Brake Mechanism
- Parking Brake Shoes
- Parking Brake Switches
- Parking Brake Systems
- Pedal Travel Switches
- Pedals
- Power Distribution Center
- POWERMASTER
- Pressure Differential Switches
- Pressure Switches
- Pressure Transducers
- Proportioning Valve
- Pumps
- Relays
- RELUCTOR (Speed) Ring
- Rotors
- Self-Adjusting Systems
- Shoe Hardware
- Shoes
- Sockets
- Speed Sensor (RELUCTOR) Ring
- Speed Sensors (Electronic Wheel And Vehicle)
- Star Wheel
- Steel Brake Lines
- Stoplight Switches
- Stroke Sensor
- Switches
- Tires
- Tone Ring
- Toothed Rings (Tone Wheel)
- Traction Control System (TCS)
- Transfer Tubes
- Vacuum Boosters
- Vacuum Hoses
- Valves
- Wear Indicator
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheel Cylinders
- Wiring Harnesses
- Yaw Rate Sensor
- Brake System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Brake Systems
- Map - Routine Inspection Reference Guide
- Routine Inspection Reference Guide
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Maintenance Overview
- Antifreeze/Coolant
- Visual Inspection
- Radiator Cap Test
- Engine Fan
- Cooling System Power Flush And Refill
- Belts (Except Timing Belts)
- Belt TENSIONER
- Automatic Transmission Fluid
- Automatic Transmission Fluid Exchange & Filter Replacement
- Engine Oil
- Air Filters
- Cabin Air Filter
- Brake Fluid
- Battery
- Battery Cables
- Power Steering
- Power Steering Fluid
- Wiper Blades
- Routine Inspection CHECKSHEET
- Routine Inspection - UICS
- Brake Systems
- Drivetrain And Transmission
- Notes
- Automatic Transmission Fluid
- Clutch Master Cylinders
- Cooler Lines
- Coolers
- Differential Fluid
- Drain Plugs And Gaskets
- Filters And Screens
- Fluids And Lubricants
- Hoses, Lines, And Tubes
- Hydraulic Fluid
- Lubricants
- Manual Transmission Fluid
- Mounts (Engine, Transaxle And Transmission)
- Transfer Case Fluid
- Vacuum Hoses
- Electrical Systems
- Engine Performance And Maintenance
- Notes
- Accessory Belts
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Pump Belts
- Batteries
- Battery Connectors
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Chemical Engine DECARBONIZATION
- Combustion Chamber Cleaning
- Coolant Recovery Tanks
- Coolant
- Distributor Caps
- Distributor Rotors
- Engine Cooling Systems
- Engine DECARBONIZATION
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel System Cleaning Service
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Ignition Wires (Secondary)
- Intake Cleaning
- O2 Sensors
- PCV Breather Elements
- PCV Valves
- Radiator Caps And Pressurized Expansion Tank Caps
- Spark Plugs
- Thermostats And Housings
- Throttle Body Cleaning
- Timing Belts
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Exhaust Systems
- Heating, Ventilation And Air Conditioning Systems
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Wheel & Tire Supplement
- Reason Code Explanation
- Automotive Terminology & Definitions
- Routine Inspection Reference Guide
- Check Lists
- Computer Relearn Procedures
- Driveline/Axles
- Drive Axle Noise Diagnosis - General Information
- Gear Tooth Contact Patterns - General Information
- Map - Drive Train & Transmission
- Drive Train & Transmission Systems
- Drivetrain And Transmission
- Notes
- Actuators (Electrical)
- Actuators (Vacuum)
- Automatic Transmission / Transaxle Assemblies/CVTS
- Automatic Transmission Fluid
- Axles
- Bearings And Races
- Bell Cranks
- Bell Housings
- Bushings (External)
- Cables (Speedometer)
- Cables (TV, Detent And Shift)
- Carrier Bearings
- Clutch Cables And Cable Housings
- Clutch Discs (Manual Transmissions)
- Clutch Forks
- Clutch Linkages (Mechanical)
- Clutch Master Cylinders
- Clutch Pedals
- Clutch Pivots
- Clutch Pressure Plates
- Clutch Release Bearings
- Clutch Slave Cylinders (Concentric)
- Clutch Slave Cylinders (Conventional Or External)
- Companion Flanges
- Connectors
- Cooler Bypass Valves
- Cooler Lines
- Coolers
- CV Joints
- Differential And Final Drive Assemblies
- Differential Fluid
- Dip Stick Tubes
- Dip Sticks (Fluid Level Indicators)
- Dowel Pins, Guides And Pilot Holes
- Drain Plugs And Gaskets
- Drive Shaft Flanges
- Drive Shafts And Half Shafts
- Dust Boots
- Engine Mounts
- Exciter Rings
- Filler Tubes
- Filters And Screens
- Flanges
- Flex Plates
- Fluid Level Indicators
- Fluids And Lubricants
- Flywheels
- Force Motors
- Gaskets
- Guides
- Half Shafts
- Hoses, Lines, And Tubes
- Housings (Bell, Case, Tail(Extension) And Auxiliary)
- Hydraulic Fluid
- Intermediate Shaft Support Bearings
- Key Interlock Systems
- Limited Slips
- Lines
- Linkages (External)
- Locking Hub Assemblies
- Locking Hub Control Knobs
- Lubricants
- Manual Transmission Fluid
- Manual Transmission/Transaxle Assemblies
- Metal Clad Seals
- METALASTIC Joints
- Modulator Pins
- Modulators
- Mounts (Engine, Transaxle And Transmission)
- Odometer Drives (Mechanical)
- Odometer Heads (Mechanical)
- Oil Pans
- Pans
- Pilot Holes
- Pressure Plates
- Pressure Switches
- Races
- Rubber Joints (METALASTIC)
- Screens
- Seals (Metal Clad)
- Seals
- Selector Interlock Systems
- Sensors
- Servos
- Shift Interlock Systems (Selector And Key Interlock Systems)
- Side Covers
- Slip Yokes
- Solenoids
- Speed Sensors (Electronic Wheel And Vehicle)
- Speedometer- Driven Gear Housing
- Speedometer/Odometer Drives (Mechanical)
- Speedometer/Odometer Heads (Mechanical)
- Speedometers/Odometers (Electronic)
- Switches
- Tone Wheels
- Toothed Rings (Tone Wheel)
- Torque Converters
- Transaxle Mounts
- Transducers (Transmission)
- Transfer Case Assemblies
- Transfer Case Fluid
- Transmission Coolers
- Transmission Mounts
- Transmission Pans
- Transmission Range Indicators (PRNDL)
- Tubes
- Universal Joints (CARDAN Or Cross Type)
- Vacuum Controls
- Vacuum Hoses
- Vacuum Motors
- Vacuum-Operated Switches
- Vehicle Speed Sensors
- Vents
- Vibration Dampers
- Wheel Attachment Hardware
- Wheel Speed Sensors
- Wiring Harnesses And Connectors
- Yokes And Slip Yokes
- Reason Code Explanation
- Automotive Terminology & Definitions
- Trouble Shooting - Clutches - General Information
- Electrical
- Map - Electrical Systems
- Electrical Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Actuator Motors (Electric)
- Actuator Motors (Vacuum)
- Air Bags
- Alternators And Generators
- Amplifiers
- Antennas
- Batteries
- Battery Cables, Wires And Connectors
- Battery Cables
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belts
- Bulb Sockets
- Bulbs, Sealed Beams And LEDS
- Cd Players
- Cigarette Lighter Assemblies
- Circuit Breakers
- Clutch Switches
- Connectors
- Control Modules
- Cruise Control Brake Switches
- Cruise Control Cables
- Cruise Control Clutch Switches
- Cruise Control Linkages And Cables
- Cruise Control Reservoirs
- Cruise Control Tubes
- Cruise Control Vacuum Dump Release Valves
- Cruise Control Vacuum Hoses, Tubes And
- Cruise Control Vehicle Speed Sensors
- Defoggers
- Defrosters
- Delays
- Dimmers
- Electric Heaters
- Equalizers
- Fuse Blocks
- Fuse Boxes And Blocks
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gauges
- Generators
- Ground Cables And Straps
- Ground Straps
- Headlight Adjusters
- Heating Elements (Defrosters, Defoggers, Electric Heaters And Seats)
- Horns And Sirens
- Ignition Switches
- Indicator Lights
- Keyless Entry Keypads And Transmitters
- Keyless Entry Transmitters
- LEDS
- Lenses
- Microphones
- Mirrors (ELECTROCHROMATIC And Heated)
- Motors
- Neutral Safety Switches
- Odometers, Speedometers And Tachometers (Cable Driven)
- Odometers
- Power Distribution Center
- Pulleys
- Receivers, Amplifiers, Equalizers And Sub-Woofer Volume Controls
- Relay Boxes
- Relays
- Sealed Beams
- Seat Heaters
- Security Alarm Sensors
- Sirens
- Solenoids
- Speakers And Microphones
- Speedometer And Tachometer Linkages And Cables
- Speedometer Cables
- Speedometers
- Starters
- Sub-Woofer Volume Control
- Switches
- Tachometer Cables
- Tachometers
- Tape Players And Cd Players
- TENSIONERS
- Timers
- Transceivers
- Transducers
- Vacuum Accumulators (Reservoirs)
- Voltage Regulators
- Washer Fluid Level Senders
- Washer Pumps
- Wiper Arms And Blades
- Wiper Blades
- Wiper Hoses And Nozzles
- Wiper Linkages
- Wiper Nozzles
- Wiper Pump Reservoirs
- Wiring Harnesses And Connectors
- Battery, Starting & Charging System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Electrical Systems
- Using lemon2025'S System Wiring Diagrams
- Map - Electrical Systems
- Engine
- Engine Overhaul Procedures - General Information
- * Please Read This First *
- Description
- Engine Identification
- Inspection Procedures
- Cleaning Procedures
- Component Cleaning
- Cylinder Head Replacement
- Cylinder Head Overhaul
- Pistons, Connecting Rods & Bearings
- Crankshaft & Main Bearings
- Camshaft
- Timing Chains & Belts
- Timing Gears
- Oil Pump
- Break-In Procedure
- General Cooling System Service - General Information
- Engine Overhaul Procedures - General Information
- Engine Performance
- Electrostatic Discharge Warning - General Information
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Map - Engine Performance & Maintenance
- Engine Performance And Maintenance (Including Exhaust Systems)
- Engine Performance & Maintenance CHECKSHEET
- Engine Performance And Maintenance
- Notes
- Accelerator Pedal Position Sensor
- Accessory Belts
- Accessory Pulleys
- Air Conditioning Cycling Switches
- Air Conditioning Pressure Sensors
- Air Ducts And Tubes
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Fuel Ratio Sensors
- Air Injection Control Solenoids
- Air Plenums
- Air Pump Belts
- Air Pumps (Electric Driven)
- Air Tubes
- Aspirator, Check And DECEL Valves
- Baffles
- Ballast Primary Supply Resistor Wires
- Ballast Resistors And Primary Supply Resistors
- Barometric Pressure Sensors
- Batteries
- Battery Cables, Wires And Connectors
- Battery Connectors
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Belt-Driven Air Pumps
- Boost Control Mechanism
- Camshaft Position Sensors
- Carburetors And Chokes
- Casting Core Plugs And Expansion Plugs
- Charge Air Coolers ""INTERCOOLERS"" (CAC)
- Check Valves
- Chemical Engine DECARBONIZATION
- Chokes
- Clutch Pedal Position Switches
- Cold Start Injectors
- Combustion Chamber Cleaning
- Connectors
- Coolant Recovery Tanks
- Coolant
- Cooling Fan Motor Modules
- Cooling Fan Motor Relays And Modules
- Cooling Fan Motor Resistors
- Cooling Fan Motor Sensors And Switches
- Cooling Fan Motor Switches
- Cooling Fan Motors
- Crankshaft Position Sensors
- Cylinder Deactivation Solenoid
- Cylinder Head Assemblies
- DECEL Valves
- Deflectors
- Dip Stick Tubes
- Dip Sticks And Tubes
- Distributor Advances And Retarders (Mechanical And Vacuum)
- Distributor Boots And Shields
- Distributor Caps
- Distributor Retarders (Mechanical And Vacuum)
- Distributor Rotors
- Distributor Shields
- Distributors
- Early Fuel Evaporation Valves (Heat Riser Assemblies)
- EGR Coolers
- EGR Exhaust Manifold Passages
- EGR Intake And Exhaust Manifold Passages
- EGR Plates And Coolers
- Electronic Spark Control Modules
- Electronic Transmission Control Devices
- Electronic Transmission Feedback Devices
- Engine Coolant Temperature Sensors
- Engine Cooling Systems
- Engine Covers (Oil Pan, Valve Cover, Timing Cover)
- Engine DECARBONIZATION
- Engine Oil Canisters
- Engine Oil Coolers (External)
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil Gaskets
- Engine Oil Pressure Gauges (Mechanical)
- Engine Oil
- Evaporative Emissions (EVAP) Canister Filters
- Evaporative Emissions (EVAP) Canister Purge Devices
- Evaporative Emissions (EVAP) Canisters
- Evaporative Emissions (EVAP) Feedback Devices
- Exhaust Gas RECIRCULATION Devices
- Exhaust Gas RECIRCULATION Feedback Devices
- Expansion Plugs
- Fan Control Sensor
- Fuel Accumulators And Dampers
- Fuel And Cold Start Injectors
- Fuel Caps
- Fuel Dampers
- Fuel Delivery Check Valves
- Fuel Distributors (BOSCH Cis)
- Fuel Filler Necks And RESTRICTORS
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel Level Senders
- Fuel Pressure Regulators
- Fuel Pumps (In-Tank, External, Electrical Or Mechanical)
- Fuel Rails
- Fuel RESTRICTORS
- Fuel System Cleaning Service
- Fuel Tanks
- Fuel
- Gaskets
- Grommets (Valve Cover)
- Harmonic Dampers
- Heater Control Valves
- Heater Cores
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tube Couplers, Connectors And Clamps
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Housings
- Idle Air Controls
- Idle Speed Control Actuators
- Ignition Boots
- Ignition Coil Towers
- Ignition Coils
- Ignition Control Modules (ICM)
- Ignition Switches
- Ignition Terminals
- Ignition Wires (Secondary)
- Inertia Fuel Shut-Off Switches
- Intake Air Temperature Sensors
- Intake Cleaning
- Intake Manifolds
- In-Tank Fuel Strainers
- INTERCOOLERS
- Knock Sensors
- Liquid Vapor Separators
- Long Block Assemblies
- Manifold Absolute Pressure (Map) Sensors
- Mass Air Flow (MAF) Sensors
- Metal Air Manifolds And Pipes
- Metal Air Pipes
- Mix Control Solenoids
- Motor Mounts
- O2 Sensors
- Oil Pans
- Oil Pressure Sending Units
- Oil Pump Pick-Up Screens
- Oil Pumps
- O-Rings, Gaskets, Seals And Spring Locks
- Park Neutral Position Switches
- PCV Breather Elements
- PCV Orifices
- PCV Valves
- Pick-Up Assemblies (Includes Magnetic, Hall Effect And Optical)
- Power Steering Pressure Sensors
- Powertrain Control Modules (Pcm) And Prom
- Powertrain Control Prom
- Pressurized Expansion Tank Caps
- Radiator / Cooling Fan Blades
- Radiator / Cooling Fan Clutches
- Radiator Caps And Pressurized Expansion Tank Caps
- Radiators
- Roll Over Valves
- Sealing Compounds
- Seals
- Secondary Air Injection System Management Devices
- Sensors
- Short Block Assemblies
- Shrouds, Baffles And Deflectors
- Spark Plugs
- Spring Locks
- Super Chargers
- Switches
- Thermal Vacuum Valves
- Thermostatic Air Door Assemblies
- Thermostats And Housings
- Throttle Bodies
- Throttle Body Cleaning
- Throttle Cables
- Throttle Linkages And Cables
- Throttle Position Sensors
- Throttle Position Switches
- Timing Belt Sprockets
- Timing Belts
- Timing Covers
- Torque Struts
- Transmission Range Switches
- Tube Clamps
- Tube Connectors
- Tube Couplers
- Tubes
- Turbo Chargers
- Vacuum Connections
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Vacuum Regulator Solenoids
- Vacuum Tubes
- Valve Covers
- Vehicle Speed Senors
- Volume Air Flow Sensors
- Waste Gate And Boost Control Mechanisms
- Waste Gate Control Solenoids
- Water Pumps (Electric)
- Water Pumps (Non-Electric)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Parasitic Load Explanation & Test Procedures - General Information
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Waveforms - Injector Pattern Tutorial - General Information
- * Please Read This First *
- Purpose Of This Article
- Is A Lab Scope Necessary?
- The Two Types Of Injector Drivers
- The Two Ways Injector Circuits Are Wired
- Interpreting Injector Waveforms
- Current Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Voltage Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Map - Exhaust Systems
- Exhaust Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Catalytic Converters
- Exhaust And Tail Pipes
- Exhaust Connections
- Hangers
- Heat Risers (Mechanical EFE Devices)
- Heat Shields
- Manifolds (Cast And Tube Type)
- Mechanical EFE Devices
- Muffler Valve
- Mufflers And Resonators
- Reason Code Explanation
- Exhaust Systems
- Heating, Ventilation & A/C (HVAC)
- Map - Heating, Ventilation, & Air Conditioning
- Heating, Ventilation & Air Conditioning Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accumulators
- Actuators (Electrical)
- Actuators (Vacuum)
- Air Conditioning Fittings
- Air Conditioning Hoses
- Air Conditioning Metal Lines
- Air Control Doors
- Air Dams (External)
- Air Distribution System
- Belts
- Blend Doors
- Blower Fans (Blower Wheel Or Squirrel Cage)
- Blower Motors
- Blower Resistors
- Blower Switches
- Cabin Air Filters
- Circuit Breakers
- Compressor Clutch Assemblies
- Compressors
- Condenser Air Seals
- Condenser Fan Motors
- Condensers
- Connectors
- Control Cables
- Control Heads (Function Selectors)
- Control Linkages
- Control Modules
- Coolant
- Cooling Fan Blades
- Cooling Fan Clutches
- Cooling Fan Motors
- Evaporator Drain Tubes
- Evaporator Filters
- Evaporator Pressure Regulators (EPRS)
- Evaporators
- Expansion Valves
- Function Selectors
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gaskets
- Heater Cases
- Heater Control Valves
- Heater Cores
- Heater Hoses
- High Pressure Relief Valves (HPRV)
- Idlers
- In-Line Filters
- Metal Fittings
- Metal Lines
- Mix And Air Control Doors (Blend Doors)
- ORIFACE Tubes
- O-Rings
- Pilot-Operated Absolutes (POAS)
- Plenums
- Pressure Control Valves
- Pressure Sensors
- Pulleys
- Radiators
- Receiver-DRIERS
- Refrigerant Oil
- Refrigerant
- Relays
- Seals
- Service Ports
- Spring Lock Couplings
- Suction Throttling Valves (STVS)
- Switches (Electrical)
- TENSIONERS
- Thermistors And Pressure Sensors
- Thermostats And Housings
- Vacuum Hoses And Tubes
- Vacuum Reservoirs
- Vacuum Tubes
- Valves In Receiver (VIRS)
- Water Pumps (Electric Auxiliary)
- Wiring Harnesses And Connectors
- Heating, Ventilation & Air Conditioning System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Heating, Ventilation & Air Conditioning Systems
- Map - Heating, Ventilation, & Air Conditioning
- Identification
- Metric Conversions
- Maintenance Reminder Light (Reset Procedures)
- Steering
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Steering & Suspension Systems
- Wheel And Tire
- Steering & Suspension CHECKSHEET
- Wheels & Tires CHECKSHEET
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Notes
- Active Handling
- Active Suspension Control Modules
- Active Variable Ratio Steering
- Active Yaw Control
- Adaptive Cruise Control
- Advance TRAC
- Air Bags
- Air Ride Control Modules
- Air Ride Suspension Torsion Springs (Counter Balancing)
- Air Ride Suspension
- Air Ride Tubes
- Air Shocks And Air Struts
- Air Spring Valves
- Air Springs
- Air Suspension Control Valves
- Air Suspension DRIERS
- Axle Acceleration Sensor
- Ball Joints
- Body Acceleration Sensor
- Bushings
- Center Links
- Compressors
- Continuous Damping Control
- Control Arm Shafts
- Control Arms
- Control Modules
- Distance Regulation Control Module
- Distance Regulation Sensor
- Drag Links
- Dynamic Stability Control
- Dynamic Stability Traction Control
- Electronic Ride Control Shocks And Struts
- Electronic Stability Control
- Electronic Suspension System
- Flex Couplers
- Gaskets
- Height Sensors
- Hydraulic Hoses
- Hydraulic Power Steering Pumps
- Hydraulic Suspension Hoses
- Hydraulic Suspension Pumps
- Idler Arms
- Intermediate Shaft U-Joints
- King Pins
- Modules
- Pitman Arms
- Power Steering Belts
- Power Steering Coolers
- Power Steering Fluid
- Power Steering Hoses
- Power Steering Lines (Steel)
- Power Steering Pumps - Electric
- Power Steering Pumps
- Radar Sensor
- Radius Arms
- Relay Rods
- Relays
- Sensors
- Shock Absorbers, Strut Cartridges And Strut Assemblies
- Spindles
- Springs, Coil, Leaf And Torsion Bars
- STABILITRAC
- Stability Management System
- Steering Angle Sensor
- Steering Arms
- Steering Couplers
- Steering Dampers
- Steering Gears (Except Rack And Pinion)
- Steering Gears, Rack And Pinion
- Steering Knuckles
- Strike Out Bumpers
- Strut Bearing Plate Assemblies
- Strut Rods
- Suspension Pumps (Hydraulic)
- Sway Bar Links
- Sway Bar Mounting Bushings
- Sway Bars
- Switches
- Tie Rod Ends (Inner And Outer)
- Tire Pressure Monitoring System
- Tire Pressure Sensors
- Tires
- Torque Sensor
- Torsion Springs
- Track Bar Bushings
- Track Bars
- Trailing Arm Bushings
- Trailing Arms
- Valve Stems
- Vehicle Dynamics Control
- Vehicle Speed Sensor
- Vehicle Stability Assist
- Vehicle Stability/Skid Control
- Warning Lamps
- Wheel Alignment
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheels (Rims)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Wheel Alignment Theory & Operation - General Information
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
- Heating, Ventilation & A/C (HVAC)
- General Servicing
- A/C Compressor Oil Checking
- A/C Compressor Servicing
- A/C System General Servicing
- Using R-12 Refrigerant
- Sight Glass Indicators
- System Service Valves
- Using Manifold Gauge Set
- Pressure Gauge Indications
- Orifice Tube Replacement
- Discharging A/C System
- Flushing A/C System
- Evacuating A/C System
- Charging A/C System
- Leak Testing
- R-12 Refrigerant & Compressor Oil Capacity
- A/C System Precautions
- Before Opening The System
- Discharging A/C System
- Disconnecting Lines & Fittings
- Component Replacement
- Using R-12 Refrigerant - Safety Precautions
- Using Individual R-12 Cans
- Multi-Can Dispensing Valves
- Can Tap Installation Flat Type Seal Cans
- Screw Type Seal Cans
- Connecting Lines & Fittings
- Placing System In Operation
- Compressor Removal Information - Isolation Method
- Compressor Removal Information - Discharge Method
- HVAC Control Systems
- A/C-Heater System - Manual
- * Please Read This First*
- Description
- Operation
- Testing
- Trouble Shooting
- Removal & Installation
- A/C System Operation Chart
- Vacuum Hose Diagram(S)
- Wiring Diagrams
- Heater System Trouble Shooting
- A/C-Heater System - Manual
- General Servicing
- Maintenance
- Procedures
- Maintenance Information
- Model Identification
- Maintenance Service Information
- Service Labor Times
- Service Point Locations
- ADDTIONAL Service Information
- Identification Label Locations
- Wheel & Tire Specifications
- Battery Specifications
- Cautions & Warnings
- Supplemental Restraint System (SRS) Air Bag System
- Anti-Lock Brake System (Abs)
- Battery Warning
- Replacing Blown Fuses
- Brake Pad Wear Indicator
- Catalytic Converter
- Coolant (Propylene-Glycol Formulations)
- Electrostatic Discharge Sensitive (ESD) Parts
- Engine Oil
- Fuel System Service
- Halogen Bulbs
- Radiator Cap
- Radiator Fan
- Axle Fluid
- Command-TRAC (4WD)
- Front And Rear Differentials (4WD)
- TRAC-LOK Differentials (4WD)
- Oil Filter
- Wheel & Tire Warnings
- Warranty Information
- Notes
- Basic New Car Warranty
- 3/36 Or 7/70 Choice
- Powertrain Protection Limited Warranty
- Anti-Corrosion Perforation Warranty
- Customer One Care Warranty (1995-96)
- Basic New Car Limited Warranty (1995-96)
- Emission Defect Warranty (Except CALIFORNIA)
- Emission Performance Warranty (Except CALIFORNIA)
- Emission Performance Warranty (CALIFORNIA)
- Emission Defects Warranty (CALIFORNIA)
- Roadside Assistance (1995-96)
- Fuses & Circuit Breakers
- Maintenance Reminder Light (Reset Procedures)
- Service Indicator & Warning Lights
- Maintenance Information
- Procedures
- Steering
- Manual Steering
- Power Steering General Servicing
- Power Steering Pump
- Steering Gear - Power
- Steering Knuckles - 4WD
- Power Steering
- Power Steering General Servicing
- Power Steering Pump
- Steering Gear - Power
- Steering Knuckles - 4WD
- Steering Column
- Steering Linkage
- Manual Steering
- Suspension
- Front Suspension
- Suspension - Front
- Wheel Alignment
- Front Suspension
- Transmission
- Automatic Trans
- Diagnosis - Aw-4
- Application
- Description
- Operation
- Self-Diagnostic System
- Diagnostic Tests
- Notes
- Code 700: Transmission Solenoids
- Code 701: Power/Comfort
- Code 702: Speed Sensor
- Code 703: Gear Selector
- Code 704: No Serial Data
- Code 705: Throttle Position Sensor
- Code 706: Brake Switch
- Code 707: Temperature Ground
- Code 708: Wrong TCU
- Code 709: Ignition Line Off With Key On
- Code 710: Intermittent Solenoid
- Wiring Diagrams
- Overhaul - Aw-4
- Application
- Identification
- Description & Operation
- Lubrication
- On-Vehicle Repairs
- Trouble Shooting
- Notes
- Symptom Diagnosis
- No Lockup In 2nd, 3rd Or Overdrive
- Harsh Down-Shift
- No Down-Shift When Coasting
- Down-Shift Late Or Early During Coasting
- No Overdrive-3, 3-2 Or 2-1 Kickdown
- No Engine Braking In 1-2 Position
- Vehicle Does Not Hold In Park
- Fluid Discolored Or Smells Burnt
- Vehicle Does Not Move In Any Forward Range Or Reverse
- Shift Lever Position Incorrect
- Harsh Engagement (All Ranges)
- Delayed 1-2, 2-3 Or 3-Overdrive Up-Shift, Or Down-Shifts From 4-3 Or 3-2 and Shifts Back To 4th Or 3rd
- Slips On 1-2, 2-3 Or 3-Overdrive Up-Shift Or Slips Or Shudders On Take-Off
- Drag Or Bond On 1-2, 2-3 Or 3-Overdrive Up-Shift
- Growling On Acceleration
- Gear Noise
- Whining Or Humming Noise
- Clutch Application Chart
- Performance Tests
- Component Tests
- Removal & Installation
- Torque Converter
- Transmission Disassembly
- Component Disassembly & Reassembly
- Valve Body
- Direct Clutch Assembly
- Forward Clutch Assembly
- Overdrive Planetary Gear & Clutch
- Rear Planetary, No. 2 One-Way Clutch & Output Shaft
- Sun Gear And One-Way Clutch
- Front Planetary Gear
- First-Reverse Brake Piston & Transmission Case
- Second Brake Assembly
- Overdrive Support Assembly
- Accumulator Pistons & Springs
- Second Coast Brake Servo
- Parking Rod & Pawl
- Oil Pump
- Transmission Reassembly
- Torque Specifications
- Removal & Installation - A/T
- Servicing - A/T
- Transmission Application
- Diagnosis - Aw-4
- Clutches
- Hydraulic Diagrams - Aw 4 Automatic Transmission
- Manual Trans
- Transfer Case
- Diagnosis - Command TRAC
- Overhaul - New Process 229
- Overhaul - NV242 Transfer Case
- Transfer Case - Overhaul - New Process 207 & 231
- Automatic Trans
- External Pages
