Engine Controls - Self-Diagnostics
- Introduction
- Self-Diagnostic System
- Fuel System Pressure Release
- Programming
- Diagnostic Trouble Code Definitions
- Diagnostic Tests
- Notes
- DTC P0106: Barometric Pressure Out Of Range
- DTC P0107: Map Sensor Voltage Too Low
- DTC P0108: Map Sensor Voltage Too High
- DTC P0112: Intake Air Temp Sensor Voltage Low
- DTC P0113: Intake Air Temp Sensor Voltage High
- DTC P0117: ECT Sensor Voltage Too Low
- DTC P0118: ECT Sensor Voltage Too High
- DTC P0121: TPS Voltage Does Not Agree With Map
- DTC P0122: Throttle Position Sensor Voltage Low
- DTC P0123: Throttle Position Sensor Voltage High
- DTC P0125: Closed Loop Temp Not Reached
- DTC P0131: 1/1 O2 Sensor Shorted To Ground
- DTC P0132: 1/1 O2 Sensor Shorted To Voltage
- DTC P0133: 1/1 O2 Sensor Slow Response
- DTC P0134: 1/1 O2 Sensor Stays At Center
- DTC P0135: 1/1 O2 Sensor Heater Failure
- DTC P0137: 1/2 O2 Sensor Shorted To Ground
- DTC P0138: 1/2 O2 Sensor Shorted To Voltage
- DTC P0139: 1/2 O2 Sensor Slow Response
- DTC P0140: 1/2 O2 Sensor Stays At Center
- DTC P0141: 1/2 O2 Sensor Heater Failure
- DTC P0151: 2/1 O2 Sensor Shorted To Ground
- DTC P0152: 2/1 O2 Sensor Shorted To Voltage
- DTC P0153: 2/1 O2 Sensor Slow Response
- DTC P0154: 2/1 O2 Sensor Stays At Center
- DTC P0155: 2/1 O2 Sensor Heater Failure
- DTC P0157: 2/2 O2 Sensor Shorted To Ground
- DTC P0158: 2/2 O2 Sensor Shorted To Voltage
- DTC P0159: 2/2 O2 Sensor Slow Response
- DTC P0160: 2/2 O2 Sensor Stays At Center
- DTC P0161: 2/2 O2 Sensor Heater Failure
- DTC P0171: 1/1 Fuel System Lean
- DTC P0172: 1/1 Fuel System Rich
- DTC P0174: 2/1 Fuel System Lean
- DTC P0175: 2/1 Fuel System Rich
- DTC P0201: Injector #1 Control Circuit
- DTC P0202: Injector #2 Control Circuit
- DTC P0203: Injector #3 Control Circuit
- DTC P0204: Injector #4 Control Circuit
- DTC P0205: Injector #5 Control Circuit
- DTC P0206 Injector #6 Control Circuit
- DTC P0300: Multiple Cylinder Misfire
- DTC P0301-P0306: Cylinder Misfire
- DTC P0320: No Crank Reference Signal At Pcm
- DTC P0325: Knock Sensor Circuit
- DTC P0340: No Cam Signal At Pcm
- DTC P0351: Ignition Coil #1 Primary Circuit
- DTC P0352: Ignition Coil #2 Primary Circuit
- DTC P0353: Ignition Coil #3 Primary Circuit
- DTC P0354: Ignition Coil #4 Primary Circuit
- DTC P0355: Ignition Coil #5 Primary Circuit
- DTC P0356: Ignition Coil #6 Primary Circuit
- DTC P0401: EGR System Failure
- DTC P0403: EGR Solenoid Circuit
- DTC P0404: EGR Position Sensor Rationality
- DTC P0405: EGR Position Sensor Voltage Too Low
- DTC P0406: EGR Position Sensor Voltage Too High
- DTC P0420: 1/1 Catalytic Converter Efficiency
- DTC P0432: 2/1 Catalytic Converter Efficiency
- DTC P0441: EVAP Purge Flow Monitor
- DTC P0442: EVAP Leak Monitor Medium (.040") Leak Detected, DTC P0455: EVAP Leak Monitor Large Leak Detected Or DTC P0456: EVAP Leak Monitor Small Leak Detected
- DTC P0443: EVAP Purge Solenoid Circuit
- DTC P0460: Fuel Level Unit No Change Over Miles
- DTC P0462: Fuel Level Sending Unit Volts Too Low Or DTC P0463: Fuel Level Sending Unit Volts Too High
- DTC P0500: No Vehicle Speed Signal
- DTC P0505: Idle Air Control Motor Circuits
- DTC P0600: Pcm Failure SPI Communications Or DTC P0601: Internal Controller Failure
- DTC P0622: Generator Field Not Switching Properly
- DTC P0645: A/C Clutch Relay Circuit
- DTC P0700: EATX Controller DTC Present
- DTC P0703: Brake Switch Sense Circuit
- DTC P1195: 1/1 O2 Sensor Slow During Catalyst Monitor
- DTC P1196: 2/1 O2 Sensor Slow During Catalyst Monitor
- DTC P1281: Engine Is Cold Too Long
- DTC P1282: Fuel Pump Relay Control Circuit
- DTC P1288: Short Runner Solenoid Circuit
- DTC P1289: Manifold Tune Valve Solenoid Circuit
- DTC P1294: Target Idle Not Reached
- DTC P1297: No Change In Map Sensor From Start To Run
- DTC P1299: Vacuum Leak Found (IAC Fully Seated)
- DTC P1388: Auto Shutdown Relay Control Circuit
- DTC P1389: No ASD Relay Output Voltage At Pcm
- DTC P1391: Intermittent Loss Of CMP Or CKP
- DTC P1398: Misfire Adaptive Numerator At Limit
- DTC P1478: Battery Temp Sensor Volts Out Of Limit
- DTC P1486: EVAP Leak Monitor Pinched Hose
- DTC P1489: High Speed Fan Control Relay Circuit
- DTC P1490: Low Speed Fan Control Relay Circuit
- DTC P1492: Ambient/Batt Temp Sen Volts Too High
- DTC P1493: Ambient/Batt Temp Sen Volts Too Low
- DTC P1494: Leak Detect Pump SW Or Mechanical Fault
- DTC P1495: Leak Detection Pump Solenoid Circuit
- DTC P1496: 5-Volt Supply Output Too Low
- DTC P1594: Charging System Voltage Too High
- DTC P1598: A/C Pressure Sensor Volts Too High
- DTC P1599: A/C Pressure Sensor Volts Too Low
- DTC P1602: Pcm Not Programmed
- DTC P1682: Charging System Voltage Too Low
- DTC P1685: Wrong Or Invalid Key MSG Received From Skim
- DTC P1686: No Skim Bus Message Received
- DTC P1687: No Cluster Bus Message
- DTC P1695: No CCD/J1850 Message From Body Control Module
- DTC P1696: Pcm Failure EEPROM Write Denied Or DTC P1697: Pcm Failure Sri Mile Not Stored
- DTC P1698: No Bus Message From Trans Control Module
- DTC P1899: P/N Switch Stuck In Park Or In Gear
- Verification Tests