Car Fault Codes

OBD-II trouble codes explained: meaning, causes, symptoms, fixes and typical repair cost.

Showing 1–24 of 24 codes

P0130 O2 Sensor Circuit (Bank 1 Sensor 1) Medium Emissions & exhaust P0131 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 1) Medium Emissions & exhaust P0132 O2 Sensor Circuit High Voltage (Bank 1 Sensor 1) Medium Emissions & exhaust P0133 O2 Sensor Circuit Slow Response (Bank 1 Sensor 1) Medium Emissions & exhaust P0134 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 1) Medium Emissions & exhaust P0135 O2 Sensor Heater Circuit (Bank 1 Sensor 1) Low Emissions & exhaust P0136 O2 Sensor Circuit (Bank 1 Sensor 2) Low Emissions & exhaust P0137 O2 Sensor Circuit Low Voltage (Bank 1 Sensor 2) Low Emissions & exhaust P0138 O2 Sensor Circuit High Voltage (Bank 1 Sensor 2) Low Emissions & exhaust P0139 O2 Sensor Circuit Slow Response (Bank 1 Sensor 2) Low Emissions & exhaust P0140 O2 Sensor Circuit No Activity Detected (Bank 1 Sensor 2) Low Emissions & exhaust P0141 O2 Sensor Heater Circuit (Bank 1 Sensor 2) Low Emissions & exhaust P0150 O2 Sensor Circuit (Bank 2 Sensor 1) Medium Emissions & exhaust P0151 O2 Sensor Circuit Low Voltage (Bank 2 Sensor 1) Medium Emissions & exhaust P0152 O2 Sensor Circuit High Voltage (Bank 2 Sensor 1) Medium Emissions & exhaust P0153 O2 Sensor Circuit Slow Response (Bank 2 Sensor 1) Medium Emissions & exhaust P0154 O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 1) Medium Emissions & exhaust P0155 O2 Sensor Heater Circuit (Bank 2 Sensor 1) Low Emissions & exhaust P0156 O2 Sensor Circuit (Bank 2 Sensor 2) Low Emissions & exhaust P0157 O2 Sensor Circuit Low Voltage (Bank 2 Sensor 2) Low Emissions & exhaust P0158 O2 Sensor Circuit High Voltage (Bank 2 Sensor 2) Low Emissions & exhaust P0159 O2 Sensor Circuit Slow Response (Bank 2 Sensor 2) Low Emissions & exhaust P0160 O2 Sensor Circuit No Activity Detected (Bank 2 Sensor 2) Low Emissions & exhaust P0161 O2 Sensor Heater Circuit (Bank 2 Sensor 2) Low Emissions & exhaust