Engine Control System Diagnosis (2.7L) (1 Of 2)
- Diagnostic Trouble Code Definitions
- Diagnostic Tests
- DTC P0030: Ho2S Heater - 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 - 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 P0050: Ho2S Heater - Heater Control Circuit (Bank 2/Sensor 1)
- DTC P0051: Ho2S Heater Circuit Low (Bank 2/Sensor 1)
- DTC P0052: Ho2S Heater Circuit High (Bank 2/Sensor 1)
- DTC P0056: Ho2S Heater - Heater Control Circuit (Bank 2/Sensor 2)
- DTC P0057: Ho2S Heater Circuit Low (Bank 2/Sensor 2)
- DTC P0058: Ho2S Heater Circuit High (Bank 2/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 Circuit Range Performance
- DTC P0117: Engine Coolant Temperature Circuit Low Input
- DTC P0118: Engine Coolant Temperature Circuit High Input
- DTC P0119: Engine Coolant Temperature Circuit Intermittent
- DTC P0121: Throttle Pedal Position Circuit Range Performance Problem
- DTC P0122: Throttle Pedal Position Circuit Low Input
- DTC P0123: Throttle Pedal Position 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 P0150: Ho2S Circuit Malfunction (Bank 2/Sensor 1)
- DTC P0151: Ho2S Circuit Low Input (Bank 2/Sensor 1)
- DTC P0152: Ho2S Circuit High Input (Bank 2/Sensor 1)
- DTC P0153: Ho2S Circuit Slow Response (Bank 2/Sensor 1)
- DTC P0154: Ho2S Circuit No Activity Detected (Bank 2/Sensor 1)
- DTC P0156: Ho2S Circuit Malfunction (Bank 2/Sensor 2)
- DTC P0157: Ho2S Circuit Low Input (Bank 2/Sensor 2)
- DTC P0158: Ho2S Circuit High Input (Bank 2/Sensor 2)
- DTC P0159: Ho2S Circuit Slow Response (Bank 2/Sensor 2)
- DTC P0160: Ho2S Circuit No Activity Detected (Bank 2/Sensor 2)
- DTC P0171: Fuel Trim Malfunction - System Too Lean (Bank 1)
- DTC P0172: Fuel Trim Malfunction - System Too Rich (Bank 1)
- DTC P0174: Fuel Trim Malfunction - System Too Lean (Bank 2)
- DTC P0175: Fuel Trim Malfunction - System Too Rich (Bank 2)
- 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 P0273: Cylinder 5 - Injector Circuit Low
- DTC P0274: Cylinder 5 - Injector Circuit High
- DTC P0276: Cylinder 6 - Injector Circuit Low
- DTC P0277: Cylinder 6 - Injector Circuit High