Car Fault Codes
OBD-II trouble codes explained: meaning, causes, symptoms, fixes and typical repair cost.
Category
All
Fuel & air
Ignition & misfire
Emissions & exhaust
Cooling & lubrication
Speed & idle
Engine computer & electrical
Transmission
Hybrid & EV
Network
Body
Chassis & brakes
Showing 1–12 of 12 codes
P0030
Heated Oxygen Sensor (HO2S) Heater Control Circuit (Bank 1 Sensor 1)
P0031
Heated Oxygen Sensor (HO2S) Heater Control Circuit Low (Bank 1 Sensor 1)
P0032
Heated Oxygen Sensor (HO2S) Heater Control Circuit High (Bank 1 Sensor 1)
P0036
Heated Oxygen Sensor (HO2S) Heater Control Circuit (Bank 1 Sensor 2)
P0037
Heated Oxygen Sensor (HO2S) Heater Control Circuit Low (Bank 1 Sensor 2)
P0038
Heated Oxygen Sensor (HO2S) Heater Control Circuit High (Bank 1 Sensor 2)
P0050
Heated Oxygen Sensor (HO2S) Heater Control Circuit (Bank 2 Sensor 1)
P0051
Heated Oxygen Sensor (HO2S) Heater Control Circuit Low (Bank 2 Sensor 1)
P0052
Heated Oxygen Sensor (HO2S) Heater Control Circuit High (Bank 2 Sensor 1)
P0056
Heated Oxygen Sensor (HO2S) Heater Control Circuit (Bank 2 Sensor 2)
P0057
Heated Oxygen Sensor (HO2S) Heater Control Circuit Low (Bank 2 Sensor 2)
P0058
Heated Oxygen Sensor (HO2S) Heater Control Circuit High (Bank 2 Sensor 2)