Check-engine codes
Look up any check-engine code — what it means for your car, what usually causes it, and whether you can keep driving.
AllTransmission · 142Wiring / network · 109Oxygen sensors · 85Fuel · 84Air intake · 74Sensors · 70Valve timing · 57Electrical · 35Emissions · 30Fuel vapour (EVAP) · 28Ignition · 28Cooling · 22Misfire · 16Turbo · 16Brakes / ABS · 10EGR · 10Air conditioning · 7Catalytic converter · 6Airbags / seat belts · 5
oxygen codes
P0030
HO2S Heater Control Circuit (Bank 1 Sensor 1)
Oxygen sensorsLow
P0031
HO2S Heater Control Circuit Low (Bank 1 Sensor 1)
Oxygen sensorsLow
P0032
HO2S Heater Control Circuit High (Bank 1 Sensor 1)
Oxygen sensorsLow
P0036
HO2S Heater Control Circuit (Bank 1 Sensor 2)
Oxygen sensorsLow
P0037
HO2S Heater Control Circuit Low (Bank 1 Sensor 2)
Oxygen sensorsLow
P0038
HO2S Heater Control Circuit High (Bank 1 Sensor 2)
Oxygen sensorsLow
P0042
O2 Sensor Heater Control Circuit (Bank 1 Sensor 3)
Oxygen sensorsLow
P0043
O2 Sensor Heater Circuit Low (Bank 1 Sensor 3)
Oxygen sensorsLow
P0044
O2 Sensor Heater Circuit High (Bank 1 Sensor 3)
Oxygen sensorsLow
P0050
O2 Sensor Heater Control Circuit (Bank 2 Sensor 1)
Oxygen sensorsLow
P0051
O2 Sensor Heater Circuit Low (Bank 2 Sensor 1)
Oxygen sensorsLow
P0052
O2 Sensor Heater Circuit High (Bank 2 Sensor 1)
Oxygen sensorsLow
P0053
HO2S Heater Resistance (Bank 1 Sensor 1)
Oxygen sensorsLow
P0054
O2 Sensor Heater Resistance (Bank 1 Sensor 2)
Oxygen sensorsLow
P0056
O2 Sensor Heater Control Circuit (Bank 2 Sensor 2)
Oxygen sensorsLow
P0057
O2 Sensor Heater Circuit Low (Bank 2 Sensor 2)
Oxygen sensorsLow
P0058
O2 Sensor Heater Circuit High (Bank 2 Sensor 2)
Oxygen sensorsLow
P0059
O2 Sensor Heater Resistance (Bank 2 Sensor 1)
Oxygen sensorsLow
P0060
O2 Sensor Heater Resistance (Bank 2 Sensor 2)
Oxygen sensorsLow
P0062
O2 Sensor Heater Control Circuit (Bank 2 Sensor 3)
Oxygen sensorsLow
P0063
O2 Sensor Heater Circuit Low (Bank 2 Sensor 3)
Oxygen sensorsLow
P0064
O2 Sensor Heater Circuit High (Bank 2 Sensor 3)
Oxygen sensorsLow
P0130
O2 Sensor Circuit (Bank 1 Sensor 1)
Oxygen sensorsMedium
P0131
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1)
Oxygen sensorsMedium
P0132
O2 Sensor Circuit High Voltage (Bank 1 Sensor 1)
Oxygen sensorsMedium
P0133
O2 Sensor Circuit Slow Response (Bank 1 Sensor 1)
Oxygen sensorsMedium
P0134
O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1)
Oxygen sensorsMedium
P0135
O2 Sensor Heater Circuit (Bank 1 Sensor 1)
Oxygen sensorsLow
P0136
O2 Sensor Circuit (Bank 1 Sensor 2)
Oxygen sensorsMedium
P0137
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2)
Oxygen sensorsLow
P0138
O2 Sensor Circuit High Voltage (Bank 1 Sensor 2)
Oxygen sensorsLow
P0139
O2 Sensor Circuit Slow Response (Bank 1 Sensor 2)
Oxygen sensorsLow
P0140
O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2)
Oxygen sensorsLow
P0141
O2 Sensor Heater Circuit (Bank 1 Sensor 2)
Oxygen sensorsLow
P0142
O2 Sensor Circuit (Bank 1 Sensor 3)
Oxygen sensorsLow
P0143
O2 Sensor Circuit Low Voltage (Bank 1 Sensor 3)
Oxygen sensorsLow
P0144
O2 Sensor Circuit High Voltage (Bank 1 Sensor 3)
Oxygen sensorsLow
P0145
O2 Sensor Circuit Slow Response (Bank 1 Sensor 3)
Oxygen sensorsLow
P0146
O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 3)
Oxygen sensorsLow
P0147
O2 Sensor Heater Circuit (Bank 1 Sensor 3)
Oxygen sensorsLow
P0150
O2 Sensor Circuit (Bank 2 Sensor 1)
Oxygen sensorsMedium
P0151
O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1)
Oxygen sensorsMedium
P0152
O2 Sensor Circuit High Voltage (Bank 2 Sensor 1)
Oxygen sensorsMedium
P0153
O2 Sensor Circuit Slow Response (Bank 2 Sensor 1)
Oxygen sensorsMedium
P0154
O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1)
Oxygen sensorsMedium
P0155
O2 Sensor Heater Circuit (Bank 2 Sensor 1)
Oxygen sensorsLow
P0156
O2 Sensor Circuit (Bank 2 Sensor 2)
Oxygen sensorsLow
P0157
O2 Sensor Circuit Low Voltage (Bank 2 Sensor 2)
Oxygen sensorsLow
P0158
O2 Sensor Circuit High Voltage (Bank 2 Sensor 2)
Oxygen sensorsLow
P0159
O2 Sensor Circuit Slow Response (Bank 2 Sensor 2)
Oxygen sensorsLow
P0160
O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 2)
Oxygen sensorsLow
P0161
O2 Sensor Heater Circuit (Bank 2 Sensor 2)
Oxygen sensorsLow
P0162
O2 Sensor Circuit (Bank 2 Sensor 3)
Oxygen sensorsLow
P0163
O2 Sensor Circuit Low Voltage (Bank 2 Sensor 3)
Oxygen sensorsLow
P0164
O2 Sensor Circuit High Voltage (Bank 2 Sensor 3)
Oxygen sensorsLow
P0165
O2 Sensor Circuit Slow Response (Bank 2 Sensor 3)
Oxygen sensorsLow
P0166
O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 3)
Oxygen sensorsLow
P0167
O2 Sensor Heater Circuit (Bank 2 Sensor 3)
Oxygen sensorsLow
P2195
Oxygen Sensor Signal Stuck Lean (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2196
Oxygen Sensor Signal Stuck Rich (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2197
Oxygen Sensor Signal Stuck Lean (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2198
Oxygen Sensor Signal Stuck Rich (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2231
Oxygen Sensor Signal Shorted To Heater Circuit (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2232
Oxygen Sensor Signal Shorted To Heater Circuit (Bank 1 Sensor 2)
Oxygen sensorsMedium
P2234
Oxygen Sensor Signal Shorted To Heater Circuit (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2235
Oxygen Sensor Signal Shorted To Heater Circuit (Bank 2 Sensor 2)
Oxygen sensorsMedium
P2237
Oxygen Sensor Pumping Current Circuit/Open (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2238
Oxygen Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2239
Oxygen Sensor Pumping Current Circuit High (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2240
Oxygen Sensor Pumping Current Circuit/Open (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2241
Oxygen Sensor Pumping Current Circuit Low (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2242
Oxygen Sensor Pumping Current Circuit High (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2251
Oxygen Sensor Negative Current Control Circuit/Open (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2252
Oxygen Sensor Negative Current Control Circuit Low (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2253
Oxygen Sensor Negative Current Control Circuit High (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2270
Oxygen Sensor Signal Stuck Lean (Bank 1 Sensor 2)
Oxygen sensorsMedium
P2271
Oxygen Sensor Signal Stuck Rich (Bank 1 Sensor 2)
Oxygen sensorsMedium
P2272
Oxygen Sensor Signal Stuck Lean (Bank 2 Sensor 2)
Oxygen sensorsMedium
P2273
Oxygen Sensor Signal Stuck Rich (Bank 2 Sensor 2)
Oxygen sensorsMedium
P2297
Oxygen Sensor Out Of Range During Deceleration (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2298
Oxygen Sensor Out Of Range During Deceleration (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2414
Oxygen Sensor Exhaust Sample Error (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2415
Oxygen Sensor Exhaust Sample Error (Bank 2 Sensor 1)
Oxygen sensorsMedium
P2626
Oxygen Sensor Pumping Current Trim Circuit/Open (Bank 1 Sensor 1)
Oxygen sensorsMedium
P2A03
Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 1)
Oxygen sensorsMedium