Engine Controls - Self-Diagnostics - 5.9L
- Introduction
- Self-Diagnostic System
- Fuel System Pressure Release
- Programming
- Drive Cycles
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- Diagnostic Tests
- Notes
- DTC P0031: O2 Sensor 1/1 Heater Circuit Low, DTC P0032: O2 Sensor 1/1 Heater Circuit High, DTC P0037: O2 Sensor 1/2 Heater Circuit Low, DTC P0038: O2 Sensor 1/2 Heater Circuit High, DTC P0051: O2 Sensor 2/1 Heater Circuit Low Or DTC P0052: O2 Sensor 2/1 Heater Circuit High
- DTC P0071: Ambient/Battery Temp Sensor Performance
- DTC P0107: Map Sensor Voltage Too Low
- DTC P0108: Map Sensor Voltage Too High
- DTC P0111: Intake Air Temp Performance
- DTC P0112: Intake Air Temp Sensor Voltage Too Low
- DTC P0113: Intake Air Temp Sensor Voltage Too High
- DTC P0117: Engine Coolant Temp Sensor Voltage Too Low
- DTC P0118: Engine Coolant Temp Sensor Voltage Too High
- DTC P0121: TP Sensor Voltage Does Not Agree With Map
- DTC P0122: Throttle Position Sensor #1 Voltage Too Low
- DTC P0123: Throttle Position Sensor #1 Voltage Too High
- DTC P0125: Closed Loop Temp Not Reached
- DTC P0131: O2 Sensor 1/1 Voltage Too Low, DTC P0137 O2 Sensor 1/2 Voltage Too Low, DTC P0151 O2 Sensor 2/1 Voltage Too Low Or DTC P0157 O2 Sensor 2/2 Voltage Too Low
- DTC P0132: O2 Sensor 1/1 Voltage Too High, DTC P0138: O2 Sensor 1/2 O2 Voltage Too High, DTC P0152: O2 Sensor 2/1 Voltage Too High Or DTC P0158: O2 Sensor 2/2 Voltage Too High
- DTC P0133: O2 Sensor 1/1 Slow Response, DTC P0139: O2 Sensor 1/2 Slow Response, DTC P0153: O2 Sensor 2/1 Slow Response Or DTC P0159: O2 Sensor 2/2 Slow Response
- DTC P0135: O2 Sensor 1/1 Heater Failure, DTC P0141: O2 Sensor 1/2 Heater Failure, DTC P0155: O2 Sensor 2/1 Heater Failure Or DTC P0161: O2 Sensor 2/2: Heater Failure
- DTC P0136: O2 Sensor 1/2 Heater Circuit Malfunction
- DTC P0171: 1/1 Fuel System Lean Or DTC P0174: 2/2 Fuel System Lean
- DTC P0172: 1/1 Fuel System Rich Or 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 P0207: Injector #7 Control Circuit Or DTC P0208: Injector #8 Control Circuit
- DTC P0300: Multiple Cylinder Misfire, DTC P0301: Cylinder #1 Misfire, DTC P0302: Cylinder #2 Misfire, DTC P0303: Cylinder #3 Misfire, DTC P0304: Cylinder #4 Misfire, DTC P0305: Cylinder #5 Misfire, DTC P0306: Cylinder #6 Misfire, DTC P0307: Cylinder #7 Misfire Or DTC P0308: Cylinder #8 Misfire
- DTC P0320: No Crank Reference Signal At Pcm
- DTC P0340: No Cam Reference Signal At Pcm
- DTC P0351: Ignition Coil #1 Primary Circuit
- DTC P0420: 1/1 Catalytic Converter Efficiency Or DTC P0432: 2/1 Catalytic Converter Efficiency
- DTC P0441: EVAP Purge Flow Monitor
- DTC P0442: EVAP Leak Monitor Medium (0.040) Leak Detected, DTC P0455: EVAP Leak Monitor Large Leak Detected Or DTC P0456: EVAP Leak Monitor Small (.020) Leak Detected
- DTC P0443: EVAP Purge Solenoid Circuit
- DTC P0460: Fuel Level Unit No Change Over Miles Or DTC P0461: Fuel Level Unit No Change Over Time
- DTC P0462: Fuel Level Sending Unit Voltage Too Low
- DTC P0463: Fuel Level Sending Unit Voltage Too High
- DTC P0500: No Vehicle Speed Signal
- DTC P0505: Idle Air Control Motor Circuits
- DTC P0523: Oil Pressure Voltage Too High
- DTC P0601: Pcm Internal Controller Failure
- DTC P0645: A/C Clutch Relay Circuit
- DTC P1195: O2 Sensor 1/1 Slow During Catalyst Monitor Or DTC P1196: O2 Sensor 2/1 Slow During Catalyst Monitor
- DTC P1281: Engine Is Cold Too Long
- DTC P1282: Fuel Pump/System Relay Control Circuit
- DTC P1294: Target Idle Not Reached
- DTC P1296: No 5-Volts To Map Sensor
- DTC P1297: No Change In Map From Start To Run
- 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: Mis-Fire Adaptive Numerator At Limit
- DTC P1486: EVAP Leak Monitor Pinched Hose Found
- DTC P1491: Cooling Fan Control Relay Circuit
- DTC P1494: Leak Detection Pump Switch Or Mechanical Fault
- DTC P1495: Leak Detection Pump Solenoid Circuit
- DTC P1595: Speed Control Solenoid Circuits Or DTC P1683: SPD CTRL PWR Relay Or S/C 12V Driver CKT
- DTC P1596: Speed Control Switch Always High
- DTC P1597: Speed Control Switch Always 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 P1696: Pcm Failure EEPROM Write Denied
- Verification Tests
- Wiring Diagrams