P01xx codes — Fuel & air metering
251 generic powertrain trouble codes from P0100 to P01FF. Each links to its page: what it means, how serious it is, and how to fix it.
- P0100Mass or Volume Air Flow Sensor A Circuit
- P0101Mass or Volume Air Flow Sensor A Circuit Range/Performance
- P0102Mass or Volume Air Flow Sensor A Circuit Low
- P0103Mass or Volume Air Flow Sensor A Circuit High
- P0104Mass or Volume Air Flow Sensor A Circuit Intermittent
- P0105Manifold Absolute Pressure/Barometric Pressure Sensor Circuit
- P0106Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance
- P0107Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Low
- P0108Manifold Absolute Pressure/Barometric Pressure Sensor Circuit High
- P0109Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Intermittent
- P010AMass or Volume Air Flow Sensor B Circuit
- P010BMass or Volume Air Flow Sensor B Circuit Range/Performance
- P010CMass or Volume Air Flow Sensor B Circuit Low
- P010DMass or Volume Air Flow Sensor B Circuit High
- P010EMass or Volume Air Flow Sensor B Circuit Intermittent/Erratic
- P010FMass or Volume Air Flow Sensor A/B Correlation
- P0110Intake Air Temperature Sensor 1 Circuit Bank 1
- P0111Intake Air Temperature Sensor 1 Circuit Range/Performance Bank 1
- P0112Intake Air Temperature Sensor 1 Circuit Low Bank 1
- P0113Intake Air Temperature Sensor 1 Circuit High Bank 1
- P0114Intake Air Temperature Sensor 1 Circuit Intermittent Bank 1
- P0115Engine Coolant Temperature Sensor 1 Circuit
- P0116Engine Coolant Temperature Sensor 1 Circuit Range/Performance
- P0117Engine Coolant Temperature Sensor 1 Circuit Low
- P0118Engine Coolant Temperature Sensor 1 Circuit High
- P0119Engine Coolant Temperature Sensor 1 Circuit Intermittent/Erratic
- P011AEngine Coolant Temperature Sensor 1/2 Correlation
- P011BEngine Coolant Temperature/Intake Air Temperature Correlation
- P011CCharge Air Cooler Temperature/Intake Air Temperature Correlation Bank 1
- P011DCharge Air Cooler Temperature/Intake Air Temperature Correlation Bank 2
- P011EEngine Coolant Temperature 1 / Ambient Air Temperature Correlation
- P011FEngine Coolant Temperature 2 / Ambient Air Temperature Correlation
- P0120Throttle/Pedal Position Sensor/Switch A Circuit
- P0121Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance
- P0122Throttle/Pedal Position Sensor/Switch A Circuit Low
- P0123Throttle/Pedal Position Sensor/Switch A Circuit High
- P0124Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
- P0125Insufficient Coolant Temperature for Closed Loop Fuel Control
- P0126Insufficient Coolant Temperature for Stable Operation
- P0127Intake Air Temperature Too High
- P0128Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
- P0129Barometric Pressure Too Low
- P012ATurbocharger/Supercharger Inlet Pressure Sensor A Circuit
- P012BTurbocharger/Supercharger Inlet Pressure Sensor A Circuit Range/Performance
- P012CTurbocharger/Supercharger Inlet Pressure Sensor A Circuit Low
- P012DTurbocharger/Supercharger Inlet Pressure Sensor A Circuit High
- P012ETurbocharger/Supercharger Inlet Pressure Sensor A Circuit Intermittent/Erratic
- P012FEngine Coolant Temperature / Engine Oil Temperature Correlation
- P0130O2 Sensor Circuit Bank 1 Sensor 1
- P0131O2 Sensor Circuit Low Voltage Bank 1 Sensor 1
- P0132O2 Sensor Circuit High Voltage Bank 1 Sensor 1
- P0133O2 Sensor Circuit Slow Response Bank 1 Sensor 1
- P0134O2 Sensor Circuit No Activity Detected Bank 1 Sensor 1
- P0135O2 Sensor Heater Circuit Bank 1 Sensor 1
- P0136O2 Sensor Circuit Bank 1 Sensor 2
- P0137O2 Sensor Circuit Low Voltage Bank 1 Sensor 2
- P0138O2 Sensor Circuit High Voltage Bank 1 Sensor 2
- P0139O2 Sensor Circuit Slow Response Bank 1 Sensor 2
- P013AO2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 2
- P013BO2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 2
- P013CO2 Sensor Slow Response - Rich to Lean Bank 2 Sensor 2
- P013DO2 Sensor Slow Response - Lean to Rich Bank 2 Sensor 2
- P013EO2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 2
- P013FO2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 2
- P0140O2 Sensor Circuit No Activity Detected Bank 1 Sensor 2
- P0141O2 Sensor Heater Circuit Bank 1 Sensor 2
- P0142O2 Sensor Circuit Bank 1 Sensor 3
- P0143O2 Sensor Circuit Low Voltage Bank 1 Sensor 3
- P0144O2 Sensor Circuit High Voltage Bank 1 Sensor 3
- P0145O2 Sensor Circuit Slow Response Bank 1 Sensor 3
- P0146O2 Sensor Circuit No Activity Detected Bank 1 Sensor 3
- P0147O2 Sensor Heater Circuit Bank 1 Sensor 3
- P0148Fuel Delivery Error
- P0149Fuel Timing Error
- P014AO2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 2
- P014BO2 Sensor Delayed Response - Lean to Rich Bank 2 Sensor 2
- P014CO2 Sensor Slow Response - Rich to Lean Bank 1 Sensor 1
- P014DO2 Sensor Slow Response - Lean to Rich Bank 1 Sensor 1
- P014EO2 Sensor Slow Response - Rich to Lean Bank 2 Sensor 1
- P014FO2 Sensor Slow Response - Lean to Rich Bank 2 Sensor 1
- P0150O2 Sensor Circuit Bank 2 Sensor 1
- P0151O2 Sensor Circuit Low Voltage Bank 2 Sensor 1
- P0152O2 Sensor Circuit High Voltage Bank 2 Sensor 1
- P0153O2 Sensor Circuit Slow Response Bank 2 Sensor 1
- P0154O2 Sensor Circuit No Activity Detected Bank 2 Sensor 1
- P0155O2 Sensor Heater Circuit Bank 2 Sensor 1
- P0156O2 Sensor Circuit Bank 2 Sensor 2
- P0157O2 Sensor Circuit Low Voltage Bank 2 Sensor 2
- P0158O2 Sensor Circuit High Voltage Bank 2 Sensor 2
- P0159O2 Sensor Circuit Slow Response Bank 2 Sensor 2
- P015AO2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1
- P015BO2 Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1
- P015CO2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 1
- P015DO2 Sensor Delayed Response - Lean to Rich Bank 2 Sensor 1
- P015EExcessive Time to Enter Closed Loop Fuel Timing Control
- P015FExcessive Time to Enter Closed Loop Cylinder Balance Control
- P0160O2 Sensor Circuit No Activity Detected Bank 2 Sensor 2
- P0161O2 Sensor Heater Circuit Bank 2 Sensor 2
- P0162O2 Sensor Circuit Bank 2 Sensor 3
- P0163O2 Sensor Circuit Low Voltage Bank 2 Sensor 3
- P0164O2 Sensor Circuit High Voltage Bank 2 Sensor 3
- P0165O2 Sensor Circuit Slow Response Bank 2 Sensor 3
- P0166O2 Sensor Circuit No Activity Detected Bank 2 Sensor 3
- P0167O2 Sensor Heater Circuit Bank 2 Sensor 3
- P0168Fuel Temperature Too High
- P0169Incorrect Fuel Composition
- P016AExcessive Time To Enter Closed Loop Air/Fuel Ratio Control
- P016BClosed Loop Air/Fuel Ratio Control At Limit System Too Rich
- P016CClosed Loop Air/Fuel Ratio Control At Limit System Too Lean
- P016DExcessive Time To Enter Closed Loop Fuel Pressure Control
- P016EClosed Loop Fuel Pressure Control At Limit Pressure Too High
- P016FClosed Loop Fuel Pressure Control At Limit Pressure Too Low
- P0170Fuel Trim Bank 1
- P0171System Too Lean Bank 1
- P0172System Too Rich Bank 1
- P0173Fuel Trim Bank 2
- P0174System Too Lean Bank 2
- P0175System Too Rich Bank 2
- P0176Fuel Composition Sensor Circuit
- P0177Fuel Composition Sensor Circuit Range/Performance
- P0178Fuel Composition Sensor Circuit Low
- P0179Fuel Composition Sensor Circuit High
- P017ACylinder Head Temperature Sensor A Circuit
- P017BCylinder Head Temperature Sensor A Range/Performance
- P017CCylinder Head Temperature Sensor A Circuit Low
- P017DCylinder Head Temperature Sensor A Circuit High
- P017ECylinder Head Temperature Sensor A Circuit Intermittent/Erratic
- P017FEVAP System Leak Detection Pump Module Air Filter Restricted
- P0180Fuel Temperature Sensor A Circuit
- P0181Fuel Temperature Sensor A Circuit Range/Performance
- P0182Fuel Temperature Sensor A Circuit Low
- P0183Fuel Temperature Sensor A Circuit High
- P0184Fuel Temperature Sensor A Circuit Intermittent
- P0185Fuel Temperature Sensor B Circuit
- P0186Fuel Temperature Sensor B Circuit Range/Performance
- P0187Fuel Temperature Sensor B Circuit Low
- P0188Fuel Temperature Sensor B Circuit High
- P0189Fuel Temperature Sensor B Circuit Intermittent
- P018AFuel Pressure Sensor B Circuit
- P018BFuel Pressure Sensor B Circuit Range/Performance
- P018CFuel Pressure Sensor B Circuit Low
- P018DFuel Pressure Sensor B Circuit High
- P018EFuel Pressure Sensor B Circuit Intermittent/Erratic
- P018FFuel System Over Pressure Relief Valve Frequent Activation
- P0190Fuel Rail Pressure Sensor Circuit Bank 1
- P0191Fuel Rail Pressure Sensor Circuit Range/Performance Bank 1
- P0192Fuel Rail Pressure Sensor Circuit Low Bank 1
- P0193Fuel Rail Pressure Sensor Circuit High Bank 1
- P0194Fuel Rail Pressure Sensor Circuit Intermittent/Erratic Bank 1
- P0195Engine Oil Temperature Sensor A Circuit
- P0196Engine Oil Temperature Sensor A Range/Performance
- P0197Engine Oil Temperature Sensor A Circuit Low
- P0198Engine Oil Temperature Sensor A Circuit High
- P0199Engine Oil Temperature Sensor A Circuit Intermittent/Erratic
- P019AO2 Sensor Delayed Response Rich to Lean Bank 1 Sensor 3
- P019BO2 Sensor Delayed Response Lean to Rich Bank 1 Sensor 3
- P019CO2 Sensor Delayed Response Rich to Lean Bank 2 Sensor 3
- P019DO2 Sensor Delayed Response Lean to Rich Bank 2 Sensor 3
- P019EAlternative Fuel Tank A Pressure Sensor Circuit
- P019FAlternative Fuel Tank A Pressure Sensor Performance
- P01A0Alternative Fuel Tank A Pressure Sensor Circuit Low
- P01A1Alternative Fuel Tank A Pressure Sensor Circuit High
- P01A2Alternative Fuel Tank A Pressure Sensor Circuit Intermittent/Erratic
- P01A3Alternative Fuel Rail Pressure Sensor Circuit Malfunction
- P01A4Alternative Fuel Rail Pressure Sensor Performance
- P01A6Alternative Fuel Rail Pressure Sensor Circuit High
- P01A7Alternative Fuel Rail Pressure Sensor Circuit Intermittent/Erratic
- P01A8Alternative Fuel Rail/System Pressure Too Low
- P01A9Alternative Fuel Rail/System Pressure Too High
- P01AAAlternative Fuel Tank Temperature Sensor Circuit Malfunction
- P01ABAlternative Fuel Tank Temperature Sensor Low Performance
- P01ACAlternative Fuel Tank Temperature Sensor Circuit Low
- P01ADAlternative Fuel Tank Temperature Sensor Circuit High
- P01AEAlternative Fuel Tank Temperature Sensor Circuit Intermittent/Erratic
- P01AFAlternative Fuel Tank "A" Level Sensor Circuit Malfunction
- P01B0Alternative Fuel Tank "A" Level Sensor Range/Performance Inadequate
- P01B1Alternative Fuel Tank A Level Sensor Circuit Low
- P01B2Gas tank level sensor - high signal
- P01B3Alternative Fuel Tank "A" Level Sensor Circuit Intermittent/Erratic
- P01B4Alternative Fuel Rail Temperature Sensor Circuit Malfunction
- P01B5Alternative Fuel Rail Temperature Sensor Performance
- P01B6Alternative Fuel Rail Temperature Sensor Circuit Low
- P01B7Alternative Fuel Rail Temperature Sensor Circuit High
- P01B8Alternative Fuel Rail Temperature Sensor Circuit Intermittent/Erratic
- P01B9Engine Oil Temperature Sensor B Circuit
- P01BAEngine Oil Temperature Sensor B Range/Performance
- P01BBEngine Oil Temperature Sensor B Circuit Low
- P01BCEngine Oil Temperature Sensor "B" Circuit High
- P01BDEngine Oil Temperature Sensor B Circuit Intermittent/Erratic
- P01BEIssue in fuel rail pressure sensor circuit
- P01BFFuel Rail Pressure Sensor Circuit Range/Performance Bank 2
- P01C0Fuel Rail Pressure Sensor Circuit Low Bank 2
- P01C1Fuel Rail Pressure Sensor Circuit High Bank 2
- P01C2Fuel Rail Pressure Sensor Circuit Intermittent/Erratic Bank 2
- P01C3Fuel Pressure Sensor A Circuit
- P01C4Fuel Pressure Sensor A Circuit Range/Performance
- P01C5Fuel system pressure sensor A - low signal
- P01C6Fuel Pressure Sensor A Circuit High
- P01C7Fuel Pressure Sensor "A" Circuit Intermittent/Erratic
- P01C8Fuel Rail/System Pressure Too Low Bank 2
- P01C9Fuel Rail/System Pressure - Too High Bank 2
- P01CAFuel Rail Pressure Too Low – Engine Cranking Bank 2
- P01CBCylinder 1 Injection Timing Retarded
- P01CCCylinder 1 Injection Timing Performance Over Advanced
- P01CDCylinder 2 Injection Timing Performance Over Retarded
- P01CECylinder 2 Injection Timing Advanced
- P01CFCylinder 3 Injection Timing Performance Over Retarded
- P01D0Cylinder 3 Injection Timing Performance Over Advanced
- P01D1Cylinder 4 Injection Timing Performance Over Retarded
- P01D2Cylinder 4 Injection Timing Performance Over Advanced
- P01D4Cylinder 5 Injection Timing Performance Over Advanced
- P01D5Cylinder 6 Injection Timing Performance Over Retarded
- P01D6Cylinder 6 Injection Timing Performance Over Advanced
- P01D7Cylinder 7 Injection Timing Performance Over Retarded
- P01D8Cylinder 7 Injection Timing Performance Over Advanced
- P01D9Cylinder 8 Injection Timing Retarded
- P01DACylinder 8 Injection Timing Performance Over Advanced
- P01DBCylinder 9 Injection Timing Performance Over Retarded
- P01DCCylinder 9 Injection Timing Performance Over Advanced
- P01DDCylinder 10 Injection Timing Performance Over Retarded
- P01DECylinder 10 Injection Timing Performance Over Advanced
- P01DFCylinder 11 Injection Timing Performance Over Retarded
- P01E0Cylinder 11 Injection Timing Performance Over Advanced
- P01E1Cylinder 12 Injection Timing Performance Over Retarded
- P01E3Engine Coolant Temperature Sensor 3 Circuit
- P01E4Engine Coolant Temperature Sensor 3 Circuit Range/Performance
- P01E5Engine Coolant Temperature Sensor 3 Circuit Low
- P01E6Engine Coolant Temperature Sensor 3 Circuit High
- P01E7Engine Coolant Temperature Sensor 3 Circuit Intermittent/Erratic
- P01E8Engine Coolant Heater A Control Circuit/Open
- P01E9Engine Coolant Heater A Control Circuit Low
- P01EAEngine Coolant Heater A Control Circuit High
- P01EBEngine Coolant Heater A Control Circuit Performance
- P01ECEngine Coolant Heater “B” Control Circuit/Open
- P01EDEngine Coolant Heater B Control Circuit Low
- P01EEEngine Coolant Heater B Control Circuit High
- P01EFEngine Coolant Heater B Control Circuit Performance
- P01F0Coolant Temperature Relapsed Below Diagnostic Monitoring Temperature
- P01F1O2 Sensor Circuit Bank 1 Sensor 4
- P01F2O2 Sensor Circuit Low Voltage Bank 1 Sensor 4
- P01F3O2 Sensor Circuit High Voltage Bank 1 Sensor 4
- P01F4O2 Sensor Circuit Slow Response Bank 1 Sensor 4
- P01F5O2 Sensor Circuit No Activity Detected Bank 1 Sensor 4
- P01F6O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 4
- P01F7O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 4
- P01F8Engine Coolant Heater A Control Circuit Driver Current/Temperature Too High
- P01F9Engine Coolant Heater B Control Circuit Driver Current/Temperature Too High
- P01FATurbocharger Outlet Pressure Sensor B Circuit
- P01FDTurbocharger Outlet Pressure Sensor "B" Circuit High
- P01FETurbocharger Outlet Pressure Sensor "B" Intermittent/Erratic
- P01FFTurbocharger Outlet Pressure Sensor A/B Correlation