Fuel System & Fault Isolation
- General
- Fuel System Monitoring
- On-Vehicle Service
- Components
- Diagnosis
- Troubleshooting
- DTC Troubleshooting
- DTC P0030: Ho2S Heater Control Circuit (Bank 1, Sensor 1)
- DTC P0031: Ho2S Heater Circuit Low (Bank 1, Sensor 1)
- DTC P0032: Ho2S Heater Circuit High (Bank 1, Sensor 1)
- DTC P0036: Ho2S Heater Control Circuit (Bank 1, Sensor 2)
- DTC P0037: Ho2S Heater Circuit Low (Bank 1, Sensor 2)
- DTC P0038: Ho2S Heater Circuit High (Bank 1, Sensor 2)
- DTC P0101: Mass Or Volume Air Flow Circuit Range Performance Problem
- DTC P0102: Mass Or Volume Air Flow Circuit Low Input
- DTC P0103: Mass Or Volume Air Flow Circuit High Input
- DTC P0112: Intake Air Temperature Circuit Low Input
- DTC P0113: Intake Air Temperature Circuit High Input
- DTC P0116: Engine Coolant Temperature Sensor Circuit Range Performance Problem
- DTC P0117: Engine Coolant Temperature Circuit Low Input
- DTC P0118: Engine Coolant Temperature Circuit High Input
- DTC P0121: Throttle Position Sensor Circuit Range Performance Problem
- DTC P0122: Throttle Position Sensor Circuit Low Input
- DTC P0123: Throttle Position Sensor Circuit High Input
- DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0128: Coolant Thermostat (Coolant Temp. Below Thermostat Regulating Temp.)
- DTC P0130: Ho2S Circuit Malfunction (Bank 1, Sensor 1)
- DTC P0131: Ho2S Circuit Low Input (Bank 1, Sensor 1)
- DTC P0132: Ho2S Circuit High Input (Bank 1, Sensor 1)
- DTC P0133: Ho2S Circuit Slow Response (Bank 1, Sensor 1)
- DTC P0134: Ho2S Circuit No Activity Detected (Bank 1, Sensor 1)
- DTC P0136: Ho2S Circuit Malfunction (Bank 1, Sensor 2)
- DTC P0137: Ho2S Circuit Low Input (Bank 1, Sensor 2)
- DTC P0138: Ho2S Circuit High Input (Bank 1, Sensor 2)
- DTC P0139: Ho2S Circuit Slow Response (Bank 1, Sensor 2)
- DTC P0140: Ho2S Circuit No Activity Detected (Bank 1, Sensor 2)
- DTC P0171: Fuel System Too Lean (Bank 1)
- DTC P0172: Fuel System Too Rich (Bank 1)
- DTC P0230: Fuel Pump Circuit Malfunction
- DTC P0261: Cylinder 1 - Injector Circuit Low
- DTC P0262: Cylinder 1 - Injector Circuit High
- DTC P0264: Cylinder 2 - Injector Circuit Low
- DTC P0265: Cylinder 2 - Injector Circuit High
- DTC P0267: Cylinder 3 - Injector Circuit Low
- DTC P0268: Cylinder 3 - Injector Circuit High
- DTC P0270: Cylinder 4 - Injector Circuit Low
- DTC P0271: Cylinder 4 - Injector Circuit High
- DTC P0300: Random Multiple Cylinder Misfire Detected
- DTC P0301: Cylinder 1 - Misfire Detected
- DTC P0302: Cylinder 2 - Misfire Detected
- DTC P0303: Cylinder 3 - Misfire Detected
- DTC P0304: Cylinder 4 - Misfire Detected
- DTC P0325: Knock Sensor Circuit Malfunction (Bank 1)
- DTC P0335: Crankshaft Position Sensor Circuit Malfunction
- DTC P0340: Camshaft Position Sensor Circuit Malfunction
- DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1)
- DTC P0441: EVAP. Emission System Incorrect Purge Flow
- DTC P0442: EVAP. Emission System - Leak Detected (Small Leak)
- DTC P0444: EVAP. Emission System - Purge CTRL. Valve Circuit Open
- DTC P0445: EVAP. Emission System - Purge CTRL. Valve Circuit Shorted
- DTC P0447: EVAP. Emission System - Vent Control Circuit Open
- DTC P0448: EVAP. Emission System - Vent Control Circuit Shorted
- DTC P0451: EVAP. Emission System - Pressure Sensor Range Performance
- DTC P0452: EVAP. Emission System - Pressure Sensor Low Input
- DTC P0453: EVAP. Emission System - Pressure Sensor High Input
- DTC P0454: EVAP. Emission System - Pressure Sensor Intermittent
- DTC P0455: EVAP. Emission System - Leak Detected (Large Leak)
- DTC P0456: EVAP. Emission System - Leak Detected (Very Small Leak)
- DTC P0501: Vehicle Speed Sensor Range Performance
- DTC P0506: Idle Control System - Rpm Lower Than Expected
- DTC P0507: Idle Control System - Rpm Higher Than Expected
- DTC P0560: System Voltage Malfunction
- DTC P0562: System Voltage Low
- DTC P0563: System Voltage High
- DTC P0605: Internal Control Module ROM Error
- DTC P0650: Mil Circuit Malfunction
- DTC P1166: Ho2S System - Lambda Controller At The Limit (Bank 1)
- DTC P1505: Idle Charge Actuator Signal Low Of Coil #1
- DTC P1506: Idle Charge Actuator Signal High Of Coil #1
- DTC P1507: Idle Charge Actuator Signal Low Of Coil #2
- DTC P1508: Idle Charge Actuator Signal High Of Coil #2
- DTC P1529: TCU Request For Mil On
- DTC P1586: At/Mt Encoding Error
- DTC P1693: Mil Request Circuit Malfunction
- Fuel Delivery System