Repair and Diagnosis (Single Page)
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Quick Lookups- Accessories & Equipment
- Cruise Control Systems
- Description & Operation
- Self-Diagnostic System
- Trouble Shooting
- No Cruise Control When Set Button Is Pressed & Released
- Cruise Control Engages Without Actuating Cruise Set Button
- Cruise Control Engages When Engine Is Started
- Erratic Speed Or Engine Shuts Off
- Cruise Control Disengages On Rough Road
- Engine Does Not Return To Normal Idle
- No Resume When Resume Button Is Pressed
- Cruise Control Does Not Disengage With Brake Pedal Depressed
- Testing (Without DRB-II)
- Removal & Installation
- Wiring Diagrams
- Self-Diagnostics
- Notes
- Test SP-15A Reading Faults
- Test SP-16A Code 77, Cruise Control Power Relay Circuit
- Test SP-17A Code 34, Cruise Control Solenoid Circuit
- Test SP-17B Code 34, Cruise Control Vacuum Solenoid Control Circuit
- Test SP-17C Code 34, Cruise Control Vent Solenoid Control Circuit
- Test SP-18A Code 15, No Vehicle Speed Signal
- Test SP-19A Checking Cruise Control Switches
- Test SP-20A Testing Cruise Control Switch Output
- Test SP-21A Checking Brake Switch Circuits For Open
- Test SP-21B Checking Brake Switch Circuits For Shorts
- Test SP-22A Checking Park/Neutral Safety Switch
- Verification Test SP-VER
- Gauges & Instrument Panels
- Instrument Panel - Electronic
- Description & Operation
- Testing
- Notes
- Brake Indicator Light Inoperative Test
- Brake Indicator Light Stays On Test
- Coolant Temperature Gauge Inoperative Test
- Fuel Gauge Inoperative Test
- High Temperature, Oil Level Or Coolant Level Indicator Light Stays On Test
- More Than One Indicator Or Gauge Does Not Operate Test
- No Instrument Panel Illumination Test
- No Illumination In One Panel Component Test
- Oil Pressure Gauge Inoperative Test
- Speedometer Inoperative Test
- Tachometer Inoperative Test
- Trip Computer Self-Diagnostics Test
- Trip Computer Does Not Display Or Displays Incorrect Information Test
- VMM Self-Diagnostics Test
- VMM Does Not Display Or Displays Incorrect Information
- VMM Does Not Illuminate Test
- Removal & Installation
- Wiring Diagrams
- Instrument Panel - Electronic
- Heated Glass/Defoggers
- Mirrors - Power
- Steering Column Switches
- Window Motors & Regulators
- Wiper/Washer Systems
- Description & Operation
- Service Precautions
- Adjustments
- Testing
- Notes
- Windshield Wipers Inoperative
- Excessive Delay Of More Than 30 Seconds Or Inadequate Variation In Delay
- Delay Mode Wipers Run Continually When Wash Is Operated But Do Not Provide Extra Wipe When Wash Is Released
- Wipers Start Erratically During Delay Mode.
- Windshield Wipers Do Not Park
- Windshield Washer Inoperative
- Windshield Wipers Inoperative During Washer Operation
- Removal & Installation
- Wiring Diagrams
- Cruise Control Systems
- Body & Frame
- Brakes
- Anti-Lock Brakes
- Anti-Lock Brake System
- Description
- Operation
- Bleeding Brake System
- System Precautions
- Diagnosis & Testing
- Code Charts
- Notes
- Test 1A: Reading Fault Messages
- Test 2A: Cab Fault
- Test 3A: Modulator Fault
- Test 3B: Modulator Fault
- Test 3C: Modulator Fault
- Test 3D: Modulator Fault
- Test 3E: Modulator Fault
- Test 3F: Modulator Fault
- Test 3G: Modulator Fault
- Test 3H: Modulator Fault
- Test 3J: Modulator Fault
- Test 3K: Modulator Fault
- Test 3L: Modulator Fault
- Test 4A: Solenoid UNDERVOLTAGE Fault
- Test 4B: Solenoid UNDERVOLTAGE Fault
- Test 5A: Low Fluid/Parking Brake Fault
- Test 5B: Low Fluid/Parking Brake Fault
- Test 5C: Low Fluid/Parking Brake Fault
- Test 5D: Low Fluid/Parking Brake Fault
- Test 5E: Low Fluid/Parking Brake Fault
- Test 5F: Low Fluid/Parking Brake Fault
- Test 6A: System Relay Fault
- Test 7A: Low Accumulator Fault
- Test 8A: Boost Pressure Fault
- Test 8B: Boost Pressure Fault
- Test 8C: Boost Pressure Fault
- Test 8D: Boost Pressure Fault
- Test 9A: RR Wheel Speed Sensor Fault
- Test 9B: RR Wheel Speed Sensor Fault
- Test 9C: RR Wheel Speed Sensor Fault
- Test 9D: RR Wheel Speed Sensor Fault
- Test 9E: RR Wheel Speed Sensor Fault
- Test 9F: RR Wheel Speed Sensor Fault
- Test 9G: RR Wheel Speed Sensor Fault
- Test 9H: RR Wheel Speed Sensor Fault
- Test 9J: RR Wheel Speed Sensor Fault
- Test 9K: RR Wheel Speed Sensor Fault
- Test 9L: RR Wheel Speed Sensor Fault
- Test 9M: RR Wheel Speed Sensor Fault
- Test 9N: RR Wheel Speed Sensor Fault
- Test 10A: LR Wheel Speed Sensor Fault
- Test 10B: LR Wheel Speed Sensor Fault
- Test 10C: LR Wheel Speed Sensor Fault
- Test 10D: LR Wheel Speed Sensor Fault
- Test 10E: LR Wheel Speed Sensor Fault
- Test 10F: LR Wheel Speed Sensor Fault
- Test 10G: LR Wheel Speed Sensor Fault
- Test 10H: LR Wheel Speed Sensor Fault
- Test 10J: LR Wheel Speed Sensor Fault
- Test 10K: LR Wheel Speed Sensor Fault
- Test 10L: LR Wheel Speed Sensor Fault
- Test 10M: LR Wheel Speed Sensor Fault
- Test 10N: LR Wheel Speed Sensor Fault
- Test 11A: RF Wheel Speed Sensor Fault
- Test 12A: LF Wheel Speed Sensor Fault
- Test 13A: RR Wheel Speed Sensor Fault
- Test 14A: LR Wheel Speed Sensor Fault
- Test 15A: RF Wheel Speed Sensor Fault
- Test 16A: LF Wheel Speed Sensor Fault
- Test 17A: Primary Pressure/Delta Pressure Fault
- Test 17B: Primary Pressure/Delta Pressure Fault
- Test 17C: Primary Pressure/Delta Pressure Fault
- Test 17D: Primary Pressure/Delta Pressure Fault
- Test 17E: Primary Pressure/Delta Pressure Fault
- Test 18A: Anti-Lock Light Fault
- Test 18B: Anti-Lock Light Fault
- Test 19A: Anti-Lock Light Relay Fault
- Test 19B: Anti-Lock Light Relay Fault
- Test 20A: Excess Decay Fault
- Test 21A: Hydraulic Pump/Motor Circuit Test
- Test 21B: Hydraulic Pump/Motor Circuit Test
- Test 21C: Hydraulic Pump/Motor Circuit Test
- Test 21D: Hydraulic Pump/Motor Circuit Test
- Test 21E: Hydraulic Pump/Motor Circuit Test
- Test 21F: Hydraulic Pump/Motor Circuit Test
- Test 22A: Hydraulic Pressure Performance Test
- Test 22B: Hydraulic Pressure Performance Test
- Test 23A: Stoplight Switch Input Test
- Test VER-1: System Verification Test
- Removal & Installation
- Adjustments
- Torque Specifications
- Wiring Diagrams
- Anti-Lock Brake System
- Mechanical - Hydraulic
- Disc & Drum
- Description & Operation
- Bleeding Brake System
- Adjustments
- Testing
- Removal & Installation
- Torque Specifications
- Disc Brake Specifications
- Drum Brake Specifications
- Disc & Drum
- Traction Control
- Anti-Lock Brake System
- Description
- Operation
- Bleeding Brake System
- System Precautions
- Diagnosis & Testing
- Code Charts
- Notes
- Test 1A: Reading Fault Messages
- Test 2A: Cab Fault
- Test 3A: Modulator Fault
- Test 3B: Modulator Fault
- Test 3C: Modulator Fault
- Test 3D: Modulator Fault
- Test 3E: Modulator Fault
- Test 3F: Modulator Fault
- Test 3G: Modulator Fault
- Test 3H: Modulator Fault
- Test 3J: Modulator Fault
- Test 3K: Modulator Fault
- Test 3L: Modulator Fault
- Test 4A: Solenoid UNDERVOLTAGE Fault
- Test 4B: Solenoid UNDERVOLTAGE Fault
- Test 5A: Low Fluid/Parking Brake Fault
- Test 5B: Low Fluid/Parking Brake Fault
- Test 5C: Low Fluid/Parking Brake Fault
- Test 5D: Low Fluid/Parking Brake Fault
- Test 5E: Low Fluid/Parking Brake Fault
- Test 5F: Low Fluid/Parking Brake Fault
- Test 6A: System Relay Fault
- Test 7A: Low Accumulator Fault
- Test 8A: Boost Pressure Fault
- Test 8B: Boost Pressure Fault
- Test 8C: Boost Pressure Fault
- Test 8D: Boost Pressure Fault
- Test 9A: RR Wheel Speed Sensor Fault
- Test 9B: RR Wheel Speed Sensor Fault
- Test 9C: RR Wheel Speed Sensor Fault
- Test 9D: RR Wheel Speed Sensor Fault
- Test 9E: RR Wheel Speed Sensor Fault
- Test 9F: RR Wheel Speed Sensor Fault
- Test 9G: RR Wheel Speed Sensor Fault
- Test 9H: RR Wheel Speed Sensor Fault
- Test 9J: RR Wheel Speed Sensor Fault
- Test 9K: RR Wheel Speed Sensor Fault
- Test 9L: RR Wheel Speed Sensor Fault
- Test 9M: RR Wheel Speed Sensor Fault
- Test 9N: RR Wheel Speed Sensor Fault
- Test 10A: LR Wheel Speed Sensor Fault
- Test 10B: LR Wheel Speed Sensor Fault
- Test 10C: LR Wheel Speed Sensor Fault
- Test 10D: LR Wheel Speed Sensor Fault
- Test 10E: LR Wheel Speed Sensor Fault
- Test 10F: LR Wheel Speed Sensor Fault
- Test 10G: LR Wheel Speed Sensor Fault
- Test 10H: LR Wheel Speed Sensor Fault
- Test 10J: LR Wheel Speed Sensor Fault
- Test 10K: LR Wheel Speed Sensor Fault
- Test 10L: LR Wheel Speed Sensor Fault
- Test 10M: LR Wheel Speed Sensor Fault
- Test 10N: LR Wheel Speed Sensor Fault
- Test 11A: RF Wheel Speed Sensor Fault
- Test 12A: LF Wheel Speed Sensor Fault
- Test 13A: RR Wheel Speed Sensor Fault
- Test 14A: LR Wheel Speed Sensor Fault
- Test 15A: RF Wheel Speed Sensor Fault
- Test 16A: LF Wheel Speed Sensor Fault
- Test 17A: Primary Pressure/Delta Pressure Fault
- Test 17B: Primary Pressure/Delta Pressure Fault
- Test 17C: Primary Pressure/Delta Pressure Fault
- Test 17D: Primary Pressure/Delta Pressure Fault
- Test 17E: Primary Pressure/Delta Pressure Fault
- Test 18A: Anti-Lock Light Fault
- Test 18B: Anti-Lock Light Fault
- Test 19A: Anti-Lock Light Relay Fault
- Test 19B: Anti-Lock Light Relay Fault
- Test 20A: Excess Decay Fault
- Test 21A: Hydraulic Pump/Motor Circuit Test
- Test 21B: Hydraulic Pump/Motor Circuit Test
- Test 21C: Hydraulic Pump/Motor Circuit Test
- Test 21D: Hydraulic Pump/Motor Circuit Test
- Test 21E: Hydraulic Pump/Motor Circuit Test
- Test 21F: Hydraulic Pump/Motor Circuit Test
- Test 22A: Hydraulic Pressure Performance Test
- Test 22B: Hydraulic Pressure Performance Test
- Test 23A: Stoplight Switch Input Test
- Test VER-1: System Verification Test
- Removal & Installation
- Adjustments
- Torque Specifications
- Wiring Diagrams
- Anti-Lock Brake System
- Anti-Lock Brakes
- Drivelines & Axles
- Electrical
- Charging Systems
- Component Locations
- Fuses & Circuit Breakers
- Identification
- Electrical Failure
- Fuse Panel Identification (1988-90)
- Fuse & Circuit Breaker Identification (1988-90)
- 1 - Blank
- 2 - 10 Amp (1988-89)
- 2 - 15 Amp (1990)
- 3 - 5 Amp
- 4 - 5 Amp
- 5 - 20 Amp
- 6 - Blank (1988-89)
- 7 - 7.5 Amp
- 8 - 15 Amp
- 9 - 15 Amp
- 10 - 10 Amp
- 11 - Blank
- 12 - 20 Amp
- 13 - 7.5 Amp (1988-89)
- 13 - 3 Amp (1990)
- 14 - 7.5 Amp (1988-89)
- 14 - 3 Amp (1990)
- 15 - 10 Amp
- 16 - 30 Amp
- 17 - 15 Amp (1988-89)
- 17 - Blank (1990)
- 18 - 20 Amp
- 19 - 10 Amp
- 20 - 20 Amp
- 21 - 12.5 Amp (Circuit Breaker)
- 22 - 30 Amp (Circuit Breaker)
- 23 - 30 Amp (Circuit Breaker) (1988-89)
- 30 Amp (Circuit Breaker) (1990)
- 24 - 30 Amp (Circuit Breaker)
- 25 - 30 Amp (Circuit Breaker)
- UNDERDASH Relay Identification (1988-90)
- UNDERHOOD Relay Identification (1988-90)
- Fuse Panel Identification (1991-92)
- Fuse & Circuit Breaker Identification (1991-92)
- 1 - 3 Amp
- 2 - 3 Amp
- 3 - 20 Amp
- 4 - 10 Amp
- 5 - 3 Amp
- 6 - 20 Amp
- 7 - 5 Amp
- 8 - 20 Amp
- 9 - 20 Amp
- 10 - 7.5 Amp (1988-91), Amp (1992)
- 11 - Blank
- 12 - 10 Amp
- 13 - Blank
- 14 - 15 Amp
- 15 - 10 Amp
- 16 - Blank
- 17 - Blank
- 18 - Blank
- 19 - 10 Amp
- 20 - 10 Amp
- 21 - 22 Amp (Circuit Breaker)
- 22 - 30 Amp (Circuit Breaker)
- 23 - Blank
- 24 - 30 Amp (Circuit Breaker)
- 25 - Blank
- Relay Identification (1991-92)
- Cautions & Warnings
- Battery Specifications
- Identification
- Gauges
- Instrument Panel - Electronic
- Description & Operation
- Testing
- Notes
- Brake Indicator Light Inoperative Test
- Brake Indicator Light Stays On Test
- Coolant Temperature Gauge Inoperative Test
- Fuel Gauge Inoperative Test
- High Temperature, Oil Level Or Coolant Level Indicator Light Stays On Test
- More Than One Indicator Or Gauge Does Not Operate Test
- No Instrument Panel Illumination Test
- No Illumination In One Panel Component Test
- Oil Pressure Gauge Inoperative Test
- Speedometer Inoperative Test
- Tachometer Inoperative Test
- Trip Computer Self-Diagnostics Test
- Trip Computer Does Not Display Or Displays Incorrect Information Test
- VMM Self-Diagnostics Test
- VMM Does Not Display Or Displays Incorrect Information
- VMM Does Not Illuminate Test
- Removal & Installation
- Wiring Diagrams
- Instrument Panel - Electronic
- 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
- Engine Cooling Fan
- Cooling System (Mechanical)
- Mechanical
- 3.0L V6 - VIN [U]
- Engine Identification
- Adjustments
- Removal & Installation
- Overhaul
- Lubrication
- Torque Specifications
- Engine Specifications
- 3.0L V6 - VIN [U]
- Starter
- Engine Performance
- Engine Controls - Adjustments
- Application
- Emissions
- EGR Function Testing - CHRYSLER Cars
- 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
- Remove, Overhaul & Install
- Engine Controls - Remove/Install/Overhaul
- Introduction
- Ignition System
- Fuel System
- Fuel System Pressure Release (All Except 3.0L VIN U)
- Fuel System Pressure Release (3.0L VIN U)
- Fuel Pump (All Except 3.0L VIN U)
- Fuel Pump (3.0L VIN U)
- Fuel Tank (All Except 3.0L VIN U)
- Fuel Tank (3.0L VIN U)
- Fuel Rails & Injectors (PFI) (2.2L Turbo & 2.5L Turbo)
- Fuel Rails & Injectors (PFI) (3.0L VIN 3)
- Fuel Rails & Injectors (PFI) (3.3L & 3.8L)
- Injectors (TBI) (2.2L TBI & 2.5L TBI)
- Oxygen (O2) Sensor
- Throttle Body
- Throttle Position Sensor (TPS)
- Turbocharger
- Torque Specifications
- Engine Controls - Remove/Install/Overhaul
- Sensor Range Charts
- Engine Controls - Specifications
- System
- EGR Function Testing
- Engine Controls - Basic Testing
- Engine Controls - System/Component Tests
- Engine Controls - Tests W/Codes
- Introduction
- Model Identification
- Self-Diagnostic System
- DTC & Fault Codes/Messages
- DRB-II Test Functions
- Fuel Pressure Release
- Connector Identification
- Self-Diagnostic Tests
- Please Read This First *
- Test NS-1A - Checking For Faults & Spark
- Test NS-2A - Checking Fuel System
- Test NS-3A - Checking Spark Delivery
- Test NS-4A - Checking Fuel Delivery
- Test NS-4B - Checking Fuel Delivery
- Test NS-5A - Fuel Injector Control Circuit & Ignition Coil Control Circuit
- Test NS-6A - Auto Idle Speed (AIS) Motor Circuits (DTC 25)
- Test NS-7A - Checking Fuel Pump
- Test NS-7B - Checking Fuel Pump
- Test NS-8A - Repairing No Response Condition
- Test NS-9A - No Reference Signal During Cranking (DTC 11)
- Test NS-9B - No Reference Signal During Cranking
- Test NS-10A - Auto Shutdown (ASD) Relay Control CKT (DTC 42)
- Test NS-11A - Auto Shutdown (ASD) Relay Control CKT (DTC 42)
- Test NS-12A - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12B - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12C - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12D - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12E - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-13A - Correcting Start & Stall Condition
- Test Dr-1A - Checking System For Faults
- Test Dr-2A - Slow Change In Idle Map Signal (DTC 13)
- Test Dr-3A - No Change In Map Signal From Start To Run (DTC 13)
- Test Dr-4A - Map Voltage Too Low (DTC 14)
- Test Dr-5A - Map Voltage Too High (DTC 14)
- Test Dr-6A - No Vehicle Speed Signal (DTC 15)
- Test Dr-7A - Oxygen (O2) Sensor Signal Stays At Center (DTC 21)
- Test Dr-8A - Oxygen (O2) Sensor Signal Shorted To Voltage (DTC 21)
- Test Dr-9A - Oxygen (O2) Sensor Signal Stays Above Center (Rich) (DTC 52)
- Test Dr-10A - Oxygen (O2) Sensor Stays Below Center (Lean) (DTC 51)
- Test Dr-11A - Coolant Sensor Voltage Too High (DTC 22)
- Test Dr-12A - Coolant Sensor Voltage Too Low (DTC 22)
- Test Dr-13A - Charge Temperature Sensor Voltage High (DTC 23)
- Test Dr-14A - Charge Temperature Sensor Voltage Low (DTC 23)
- Test Dr-15A - Throttle Position Sensor (TPS) Voltage High (DTC 24)
- Test Dr-16A - Throttle Position Sensor (TPS) Voltage Low (DTC 24)
- Test Dr-17A - Auto Idle Speed (AIS) Motor Circuits (DTC 25)
- Test Dr-18A - Injector No. 1 Peak Current Not Reached (DTC 26)
- Test Dr-19A - Injector No. 2 Peak Current Not Reached (DTC 26)
- Test Dr-20A - Injector No. 3 Peak Current Not Reached (DTC 26)
- Test Dr-21A - Injector No. 1 Circuit & Peak Current Not Reached (DTC 26 & 27)
- Test Dr-22A - Injector No. 2 Circuit & Peak Current Not Reached (DTC 26 & 27)
- Test Dr-23A - Injector No. 3 Circuit & Peak Current Not Reached (DTC 26 & 27)
- Test Dr-24A - EGR Solenoid Circuit (DTC 32)
- Test Dr-25A - A/C Clutch Relay Circuit (DTC 33)
- Test Dr-25B - A/C Clutch Relay Circuit
- Test Dr-26A - Radiator Fan Relay Circuit (DTC 35)
- Test Dr-27A - No Auto Shutdown Relay Voltage Sense At Controller (DTC 42)
- Test Dr-28A - Ignition Coil No. 1 Primary Circuit (DTC 43)
- Test Dr-29A - Ignition Coil No. 2 Primary Circuit (DTC 43)
- Test Dr-30A - Ignition Coil No. 3 Primary Circuit (DTC 43)
- Test Dr-31A - Auto Shutdown (ASD) Relay Control CKT (DTC 42)
- Test Dr-32A - No Sync (Cam) At SBEC (DTC 54)
- Test Dr-33A - Controller Failure EEPROM Write Denied (DTC 63)
- Test Dr-34A - Intermittent Test For Sensor Voltage
- Test Dr-34B - Intermittent Test For Slow Change Or No Change In Map
- Test Dr-35A - Intermittent Test For Automatic Idle Speed (AIS) Motor Circuits
- Test Dr-36A - Intermittent Injector Control Fault
- Test Dr-37A - Intermittent Test For Relays & Solenoids
- Test Dr-38A - Intermittent Ignition Coil Control Circuit Fault
- No-Fault Codes
- Test NF-1A - No Fault Code Test Menu
- Test NF-2A - Checking Secondary Ignition & Timing
- Test NF-3A - Checking Fuel Pressure
- Test NF-3B - Checking Fuel Pressure
- Test NF-4A - Checking Coolant & Throttle Position Sensor Calibrations
- Test NF-5A - Checking Map Sensor Calibration
- Test NF-6A - Checking Oxygen (O2) Sensor Switching
- Test NF-6B - Checking Oxygen (O2) Sensor Switching (Locked Lean)
- Test NF-7A - Checking Auto Idle Speed (AIS) Motor Operation
- Test NF-7B - Checking Auto Idle Speed (AIS) Motor Operation
- Test NF-8A - Checking Park/Neutral Safety Switch
- Test NF-9A - Checking Engine Controller Grounds & Power CKTS
- Test NF-10A - Checking EGR Valve Operation
- Test NF-11A - Checking Engine Vacuum
- Test NF-12A - Checking Minimum Idle Airflow
- Test NF-13A - Performing No Fault Code Mechanical Test
- Verification Tests
- Wiring Diagrams
- Engine Controls - Tests W/O Codes
- Introduction
- Symptoms
- Symptom Diagnosis
- No Start - Cold Engine
- No Start - Warm Engine
- Starts But Stalls
- Hard To Start - Cold Engine
- Erratic Idle - Warm-Up
- Backfiring
- Incorrect Idle Speed
- Hesitation - Acceleration
- Hesitation - Coasting
- Knocking
- Engine Misfire - All Conditions
- Insufficient Engine Power
- Poor Fuel Economy
- EXCESSIVE HC & NOx
- INTERMITTENTS
- Testing & Diagnosis
- EGR Function Testing
- Engine Controls - Basic Testing
- Engine Controls - System/Component Tests
- Engine Controls - Tests W/Codes
- Introduction
- Model Identification
- Self-Diagnostic System
- DTC & Fault Codes/Messages
- DRB-II Test Functions
- Fuel Pressure Release
- Connector Identification
- Self-Diagnostic Tests
- Please Read This First *
- Test NS-1A - Checking For Faults & Spark
- Test NS-2A - Checking Fuel System
- Test NS-3A - Checking Spark Delivery
- Test NS-4A - Checking Fuel Delivery
- Test NS-4B - Checking Fuel Delivery
- Test NS-5A - Fuel Injector Control Circuit & Ignition Coil Control Circuit
- Test NS-6A - Auto Idle Speed (AIS) Motor Circuits (DTC 25)
- Test NS-7A - Checking Fuel Pump
- Test NS-7B - Checking Fuel Pump
- Test NS-8A - Repairing No Response Condition
- Test NS-9A - No Reference Signal During Cranking (DTC 11)
- Test NS-9B - No Reference Signal During Cranking
- Test NS-10A - Auto Shutdown (ASD) Relay Control CKT (DTC 42)
- Test NS-11A - Auto Shutdown (ASD) Relay Control CKT (DTC 42)
- Test NS-12A - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12B - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12C - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12D - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-12E - Checking Auto Idle Speed (AIS) Motor Operation
- Test NS-13A - Correcting Start & Stall Condition
- Test Dr-1A - Checking System For Faults
- Test Dr-2A - Slow Change In Idle Map Signal (DTC 13)
- Test Dr-3A - No Change In Map Signal From Start To Run (DTC 13)
- Test Dr-4A - Map Voltage Too Low (DTC 14)
- Test Dr-5A - Map Voltage Too High (DTC 14)
- Test Dr-6A - No Vehicle Speed Signal (DTC 15)
- Test Dr-7A - Oxygen (O2) Sensor Signal Stays At Center (DTC 21)
- Test Dr-8A - Oxygen (O2) Sensor Signal Shorted To Voltage (DTC 21)
- Test Dr-9A - Oxygen (O2) Sensor Signal Stays Above Center (Rich) (DTC 52)
- Test Dr-10A - Oxygen (O2) Sensor Stays Below Center (Lean) (DTC 51)
- Test Dr-11A - Coolant Sensor Voltage Too High (DTC 22)
- Test Dr-12A - Coolant Sensor Voltage Too Low (DTC 22)
- Test Dr-13A - Charge Temperature Sensor Voltage High (DTC 23)
- Test Dr-14A - Charge Temperature Sensor Voltage Low (DTC 23)
- Test Dr-15A - Throttle Position Sensor (TPS) Voltage High (DTC 24)
- Test Dr-16A - Throttle Position Sensor (TPS) Voltage Low (DTC 24)
- Test Dr-17A - Auto Idle Speed (AIS) Motor Circuits (DTC 25)
- Test Dr-18A - Injector No. 1 Peak Current Not Reached (DTC 26)
- Test Dr-19A - Injector No. 2 Peak Current Not Reached (DTC 26)
- Test Dr-20A - Injector No. 3 Peak Current Not Reached (DTC 26)
- Test Dr-21A - Injector No. 1 Circuit & Peak Current Not Reached (DTC 26 & 27)
- Test Dr-22A - Injector No. 2 Circuit & Peak Current Not Reached (DTC 26 & 27)
- Test Dr-23A - Injector No. 3 Circuit & Peak Current Not Reached (DTC 26 & 27)
- Test Dr-24A - EGR Solenoid Circuit (DTC 32)
- Test Dr-25A - A/C Clutch Relay Circuit (DTC 33)
- Test Dr-25B - A/C Clutch Relay Circuit
- Test Dr-26A - Radiator Fan Relay Circuit (DTC 35)
- Test Dr-27A - No Auto Shutdown Relay Voltage Sense At Controller (DTC 42)
- Test Dr-28A - Ignition Coil No. 1 Primary Circuit (DTC 43)
- Test Dr-29A - Ignition Coil No. 2 Primary Circuit (DTC 43)
- Test Dr-30A - Ignition Coil No. 3 Primary Circuit (DTC 43)
- Test Dr-31A - Auto Shutdown (ASD) Relay Control CKT (DTC 42)
- Test Dr-32A - No Sync (Cam) At SBEC (DTC 54)
- Test Dr-33A - Controller Failure EEPROM Write Denied (DTC 63)
- Test Dr-34A - Intermittent Test For Sensor Voltage
- Test Dr-34B - Intermittent Test For Slow Change Or No Change In Map
- Test Dr-35A - Intermittent Test For Automatic Idle Speed (AIS) Motor Circuits
- Test Dr-36A - Intermittent Injector Control Fault
- Test Dr-37A - Intermittent Test For Relays & Solenoids
- Test Dr-38A - Intermittent Ignition Coil Control Circuit Fault
- No-Fault Codes
- Test NF-1A - No Fault Code Test Menu
- Test NF-2A - Checking Secondary Ignition & Timing
- Test NF-3A - Checking Fuel Pressure
- Test NF-3B - Checking Fuel Pressure
- Test NF-4A - Checking Coolant & Throttle Position Sensor Calibrations
- Test NF-5A - Checking Map Sensor Calibration
- Test NF-6A - Checking Oxygen (O2) Sensor Switching
- Test NF-6B - Checking Oxygen (O2) Sensor Switching (Locked Lean)
- Test NF-7A - Checking Auto Idle Speed (AIS) Motor Operation
- Test NF-7B - Checking Auto Idle Speed (AIS) Motor Operation
- Test NF-8A - Checking Park/Neutral Safety Switch
- Test NF-9A - Checking Engine Controller Grounds & Power CKTS
- Test NF-10A - Checking EGR Valve Operation
- Test NF-11A - Checking Engine Vacuum
- Test NF-12A - Checking Minimum Idle Airflow
- Test NF-13A - Performing No Fault Code Mechanical Test
- Verification Tests
- Wiring Diagrams
- Engine Controls - Tests W/O Codes
- Introduction
- Symptoms
- Symptom Diagnosis
- No Start - Cold Engine
- No Start - Warm Engine
- Starts But Stalls
- Hard To Start - Cold Engine
- Erratic Idle - Warm-Up
- Backfiring
- Incorrect Idle Speed
- Hesitation - Acceleration
- Hesitation - Coasting
- Knocking
- Engine Misfire - All Conditions
- Insufficient Engine Power
- Poor Fuel Economy
- EXCESSIVE HC & NOx
- INTERMITTENTS
- Theory and Operation
- Engine Controls - Theory & Operation
- Introduction
- Air Induction System
- Computerized Engine Controls
- Control Unit
- Input Devices
- Notes
- A/C Control Module (ACM)
- Brake Switch
- Camshaft Angle Sensor
- Charge Temperature Sensor
- Coolant Temperature Sensor (CTS)
- Crankshaft Angle Sensor
- Detonation Sensor
- Hall Effect Switch
- Manifold Absolute Pressure (MAP) Sensor
- Optical Distributor
- Oxygen Sensor
- Park/Neutral Switch
- Throttle Body Temperature Sensor
- Throttle Position Sensor (TPS)
- Vehicle Speed Sensor (VSS)
- Output Signals
- Notes
- A/C Cut-Out Relay
- Automatic Idle Speed (AIS) Motor
- Auto Shutdown (ASD) Relay
- Barometric Read Solenoid
- CHECK ENGINE Light
- Electric Exhaust Gas Recirculation Transducer (EET)
- Exhaust Gas Recirculation (EGR) Solenoid
- Fuel Injector(s)
- Fuel Pump Relay
- Ignition Coil(s)
- In-Tank Fuel Pump
- Lock-Up Torque Converter Solenoid
- Purge Solenoid
- Radiator Fan Relay
- Speed Control Servo
- Wastegate Solenoid
- Fuel System
- Idle Speed
- Ignition Systems
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Controls
- Engine Controls - Theory & Operation
- Vacuum Diagrams
- Vacuum Hose Diagram(S)
- 1.8L CALIFORNIA
- 1.8L - Federal & CANADA
- 2.0L Non-Turbo CALIFORNIA
- 2.0L Non-Turbo - Federal & CANADA
- 2.0L Turbo CALIFORNIA
- 2.0L Turbo - Federal & CANADA
- 2.2L TBI & 2.5L TBI
- 2.2L Turbo
- 2.5L Turbo
- 3.0L VIN U
- 3.0L VIN 3 CALIF. W/Anti-Lock Brakes
- 3.0L VIN 3 CALIF. W/O Anti-Lock Brakes
- 3.0L VIN 3 - Federal & CANADA W/Anti-Lock Brakes
- 3.0L VIN 3 - Federal & CANADA W/O Anti-Lock Brakes
- 3.3L & 3.8L - CALIFORNIA & Federal
- Vacuum Hose Diagram(S)
- Wiring Diagrams
- 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
- 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
- OEM General Information
- How To Use The Engine Performance Section
- Reset Procedures
- Maintenance Reminder Light (Reset Procedures)
- Emissions Maintenance Reminder (EGR)
- Emissions Maintenance Reminder (EMR Mileage)
- Emissions Maintenance Reminder (MAINT REQD Or Check EGR)
- Emissions Maintenance Reminder (Sri)
- Engine Oil Replacement Reminder
- Maintenance Service Reminder (ASSYST Maintenance Computer)
- Maintenance Service Reminder (Perform Service)
- Maintenance Service Reminder (Service Reminder Indicator)
- Maintenance Service Reminder (Service Reminder Message)
- Tire Pressure Monitor System Reminder
- Service Indicator & Warning Lights
- 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
- Compressor Applications - Passenger Cars
- Compressor Applications - Light Trucks & Vans
- Body Code Designations - Passenger Cars
- Body Code Designations - Light Trucks & Vans
- Refrigerant Oil
- Servicing Precautions
- Checking Compressor Oil
- Passenger Car Refrigerant Oil & R-12 Capacity
- Light Truck & Van Refrigerant Oil & R-12 Capacity
- A/C Compressor Overhaul
- A/C System General Servicing
- Safety Precautions
- Using Individual R-12 Cans
- Multi-Can Dispensing Valves
- Can Tap Installation
- Sight Glass Indicators
- 1992 System Service Valve Locations
- Stem-Type Valve Operation
- SCHRADER-Type Valve Operation
- Manifold Gauge Set
- Connecting Gauge Set
- Purging Test Hoses
- Stabilizing A/C System
- Pressure Gauge Indications
- Excessive Moisture Gauge Readings
- Defective Thermostatic Switch Gauge Readings
- MISADJUSTED Thermostatic Switch Gauge Readings
- Defective Clutch Cycling Switch Pressure Gauge Readings
- Low R-12 Charge Gauge Readings
- Very Low R-12 Charge Gauge Readings
- Orifice Tube Plugged Gauge Readings
- Expansion Or "H" Valve Stuck Closed
- Expansion Or "H" Valve Stuck Open Gauge Readings
- Compressor Malfunction Gauge Readings
- Condenser Malfunction Or R-12 Overcharge Gauge Readings
- Orifice Tube R & I - MONACO
- Refrigerant Recovery
- Discharging A/C System
- Flushing A/C System
- Evacuating A/C System
- Charging A/C System - MONACO
- Charging A/C System All Others
- Leak Testing All Manufacturers
- 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
- A/C System Specifications
- A/C Compressor Oil Checking
- HVAC Control Systems
- A/C-Heater System - Automatic
- A/C System Specifications
- Description
- Operation
- Testing
- Component Tests
- Trouble Shooting
- Removal & Installation
- Diagnostic Charts
- Wiring Diagrams
- Heater System
- A/C-Heater System - Automatic
- General Servicing
- Maintenance
- Procedures
- Maintenance Information
- Model Identification
- Maintenance Service Information
- Service Point Locations
- Service Labor Times
- Wheel & Tire Specifications
- Battery Specifications
- Cautions & Warnings
- Warranty Information
- Fuses & Circuit Breakers
- Maintenance Reminder Light (Reset Procedures)
- Emissions Maintenance Reminder (EGR)
- Emissions Maintenance Reminder (EMR Mileage)
- Emissions Maintenance Reminder (MAINT REQD Or Check EGR)
- Emissions Maintenance Reminder (Sri)
- Engine Oil Replacement Reminder
- Maintenance Service Reminder (ASSYST Maintenance Computer)
- Maintenance Service Reminder (Perform Service)
- Maintenance Service Reminder (Service Reminder Indicator)
- Maintenance Service Reminder (Service Reminder Message)
- Tire Pressure Monitor System Reminder
- Service Indicator & Warning Lights
- Maintenance Information
- Procedures
- Restraints
- Steering
- Manual Steering
- Power Steering
- Steering Column
- Suspension
- Front Suspension
- Rear Suspension
- Wheel Alignment
- Transmission
- Automatic Trans
- Overhaul - ZF 4HP 18
- Application
- Identification
- Description
- Lubrication & Adjustments
- On-Vehicle Service
- Trouble Shooting
- Notes
- Preliminary Inspection
- Park Does Not Engage
- Engine Will Not Start
- Reverse Will Not Engage
- Slips Or Vibrates When Accelerating From A Stop
- Harsh Engagement From "P" To "R" Or From "N" To "R"
- Lack Of Power, Poor Acceleration
- No Reverse Lights; No Electrical Faults
- Vehicle Creeps In Neutral
- Harsh Engagement Shifting From "N" To "D"
- No 1-2 Upshift Or 2-1 Downshift
- No 1-2 Shift
- No 2-3 Upshift Or 3-2 Downshift
- No 2-3 Shift
- No 3-4 Upshift Or 4-3 Downshift
- No 3-4 Shift
- Shifting Points Incorrect
- Vehicle Takes Off In 2nd Gear (No Downshift To 1st)
- Vehicle Takes Off In 3rd Gear (No Downshift To 1st Or 2nd)
- A/T Shifts From 1st To 3rd
- A/T Shifts From 1st To 4th
- No Kickdown
- A/T Noisy; Will Not Move In "D" Or "R"
- No Overrun Braking
- Testing
- Removal & Installation
- Torque Converter
- Transaxle Disassembly
- Component Disassembly & Reassembly
- Transaxle Reassembly
- Torque Specifications
- Removal & Installation - A/T
- Servicing - A/T
- Transmission Oil Pan Gasket Id
- Overhaul - ZF 4HP 18
- Automatic Trans
- External Pages
