Engine Controls - Self-Diagnostics
- Identification
- Diagnostic Tests
- Symptom Diagnosis
- Diagnostic Aids
- Engine Cranks But Will Not Run
- No Malfunction Indicator Lamp (Mil)
- Malfunction Indicator Lamp (Mil) On Steady
- Fuel System Diagnosis
- Fuel Pump Relay Circuit Check
- Manifold Absolute Pressure Check
- Idle Air Control System Check
- Ignition System Check
- Engine Cooling Fan Circuit Check - Without A/C
- Engine Cooling Fan Circuit Check - With A/C
- Data Link Connector Diagnosis
- Fuel Injector Balance Test
- EVAP Control System Diagnosis
- DTC Diagnostic Tests
- Notes
- DTC P0106: Manifold Absolute Pressure Rationality
- DTC P0107: Manifold Absolute Pressure - Low Voltage
- DTC P0108: Manifold Absolute Pressure - High Voltage
- DTC P0112: Intake Air Temperature - Low Voltage
- DTC P0113: Intake Air Temperature - High Voltage
- DTC P0117: Engine Coolant Temperature - Low Voltage
- DTC P0118: Engine Coolant Temperature - High Voltage
- DTC P0121: Throttle Position Sensor Rationality
- DTC P0122: Throttle Position Sensor - Low Voltage
- DTC P0123: Throttle Position Sensor - High Voltage
- DTC P0125: Engine Coolant Temperature Insufficient For Closed Loop Fuel Control
- DTC P0128: Stuck Open Thermostat
- DTC P0131: O2 Bank 1 Sensor 1 - Low Voltage
- DTC P0132: O2 Bank 1 Sensor 1 - High Voltage
- DTC P0133: O2 Bank 1 Sensor 1 Slow Response
- DTC P0134: O2 Bank 1 Sensor 1 - No Activity
- DTC P0137: O2 Bank 1 Sensor 2 - Low Voltage
- DTC P0138: O2 Bank 1 Sensor 2 - High Voltage
- DTC P0140: O2 Bank 1 Sensor 2 - No Activity
- DTC P0141: O2 Bank 1 Sensor 2 - Heater
- DTC P0171: Bank 1 System - Too Lean
- DTC P0172: Bank 1 System Too Rich
- DTC P0201: Injector No. 1 Circuit Fault
- DTC P0202: Injector No. 2 Circuit Fault
- DTC P0203: Injector No. 3 Circuit Fault
- DTC P0204: Injector No. 4 Circuit Fault
- DTC P0300: Multiple Cylinder Misfire Detected
- DTC P0301: Cylinder No. 1 Misfire
- DTC P0302: Cylinder No. 2 Misfire
- DTC P0303: Cylinder No. 3 Misfire
- DTC P0304: Cylinder No. 4 Misfire
- DTC P0325: Knock Sensor - SNEF Internal Malfunction
- DTC P0327: Knock Sensor Circuit Fault
- DTC P0336: 58X Crank Position Sensor - Extra/Missing Pulses
- DTC P0337: 58X Crank Position Sensor - No Signal
- DTC P0341: Cam Rationality (1.5L SOHC)
- DTC P0341: Cam Rationality (1.6L DOHC)
- DTC P0342: Cam Position - No Signal (1.5L SOHC)
- DTC P0342: Cam Position - No Signal (1.6L DOHC)
- DTC P0351: Ignition Control A Circuit Fault
- DTC P0352: Ignition Control B Circuit Fault
- DTC P0401: Exhaust Gas RECIRCULATION - Insufficient Flow
- DTC P0402: Exhaust Gas RECIRCULATION - Excessive Flow
- DTC P0404: Exhaust Gas RECIRCULATION - Open Valve Position Error
- DTC P0405: Exhaust Gas RECIRCULATION - Pintle Position Sensor Low Voltage
- DTC P0406: Exhaust Gas RECIRCULATION - Pintle Position Sensor High Voltage
- DTC P0420: Catalyst Bank 1 Low Efficiency
- DTC P0440: Evaporative Emission System Large Leak/Low Tank Vacuum
- DTC P0442: Evaporative Emission System - Small Leak
- DTC P0443: Evaporative Emission Purge Control Circuit
- DTC P0446: Evaporative Emission System Vent Control Malfunction
- DTC P0449: Evaporative Emission System Vent Solenoid Circuit Fault
- DTC P0452: Fuel Tank Pressure Sensor Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor High Voltage
- DTC P0461: Fuel Level Stuck
- DTC P0462: Fuel Level Low Voltage
- DTC P0463: Fuel Level High Voltage
- DTC P0464: Fuel Level Rationality
- DTC P0480: Low Speed Cooling Fan Control Circuit Fault (Without A/C)
- DTC P0480: Low Speed Cooling Fan Control Circuit Fault (With A/C)
- DTC P0481: High Speed Cooling Fan Control Circuit Fault (Without A/C)
- DTC P0481: High Speed Cooling Fan Control Circuit Fault (With A/C)
- DTC P0502: Vehicle Speed Sensor (Engine Side) Too Low
- DTC P0506: Idle Speed PRM Lower Than Desired Idle Speed
- DTC P0507: Idle Speed Rpm Higher Than Desired Idle Speed
- DTC P0532: A/C Pressure Sensor Low
- DTC P0533: A/C Pressure Sensor High
- DTC P0562: System Voltage (Engine Side) Too Low
- DTC P0563: System Voltage (Engine Side) Too High
- DTC P0601: Pcm/ECM (Engine Side) Checksum Fault
- DTC P1106: Manifold Absolute Pressure Intermittent High Voltage
- DTC P1107: Manifold Absolute Pressure Intermittent Low Voltage
- DTC P1109: Variable Geometry Induction Solenoid Electrical Fault
- DTC P1111: Intake Air Temperature Intermittent High Voltage
- DTC P1112: Intake Air Temperature Intermittent Low Voltage
- DTC P1114: Engine Coolant Temperature Intermittent Low Voltage
- DTC P1115: Engine Coolant Temperature Intermittent High Voltage
- DTC P1121: Throttle Position Sensor Intermittent High Voltage
- DTC P1122: Throttle Position Sensor Intermittent Low Voltage
- DTC P1130: O2 Bank 1 Sensor 1 Low Signal Variance
- DTC P1133: O2 Bank 1 Sensor 1 Too Few Transitions
- DTC P1134: O2 Bank 1 Sensor 1 Transition Ratio
- DTC P1171: Fuel Trim System Lean During Power Enrich
- DTC P1336: 58X Crank Position Tooth Error Not Learned
- DTC P1380: Abs Rough Road Data Invalid
- DTC P1381: Abs Rough Road Serial Data Fault
- DTC P1391: "G" Sensor Rough Road Rationality
- DTC P1392: "G" Sensor Rough Road Low Voltage
- DTC P1393: "G" Sensor Rough Road High Voltage
- DTC P1404: Exhaust Gas RECIRCULATION Closed Valve Pintle Error
- DTC P1441: Evaporative Emission Continuous Purge Flow
- DTC P1508: Idle Air Control Counts Too Low
- DTC P1509: Idle Air Control Counts Too High
- DTC P1546: A/C Clutch Output Circuit Fault
- DTC P1618: Pcm/ECM Internal SPI Communications Diagnostics
- DTC P1625: Pcm/ECM Internal System Reset
- DTC P1627: Pcm/ECM A/D Conversion Error
- DTC P1635: Pcm/ECM 5-Volt Reference Line Low
- DTC P1640: ODM Internal SPI Communication
- System Specifications
- Engine Data Displays
- Notes
- PCM/ECM Data Description
- A/C Clutch
- A/C Pressure
- A/C Request
- Air Fuel Ratio
- BARO
- BPW Bank 1
- Calculated Air Flow
- Camshaft Activity Counter
- Desired Idle Speed
- Engine Coolant Temperature
- EGR Desired Position
- Engine Run Time
- Engine Speed
- EVAP Purge
- EVAP Purge Solenoid
- EVAP Vent Solenoid
- Fan
- Fuel Level Sensor
- Fuel Tank Pressure Sensor
- IAC Position
- Intake Air Temperature
- Ignition 1 (Voltage)
- Knock Retard
- Knock Present
- Calculated Load
- Long Term FT
- Long Term FT Average
- Loop Status
- Map
- Misfire Current #1-4
- Misfire History #1-4
- Oxygen Sensor Bank 1 Sensor 1
- Oxygen Sensor Bank 1 Sensor 2
- Short Term FT
- Short Term FT Average
- Spark
- TCC Brake Switch
- Total Misfire Current Counter
- TP Angle
- TP Sensor
- Vehicle Speed
- Data Display Tables
- EVAP Data Display
- EGR Data Display
- Oxygen Sensor Data Display
- Misfire Data Display
- TEC Data Display
- Fuel System
- Temperature-To-Resistance Specifications
- Engine Data Displays
- Torque Specifications
- Wiring Diagrams