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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
Brand All ToyotaNissanChevroletHondaFordGMCLexusMitsubishiHyundaiKia
Jump to All P00 P01 P02 P03 P04 P05 P06 P07 P08 P0A P2 U0 B0 C0 Manufacturer codes

Showing 505–528 of 637 codes

P2177 System Too Lean Off Idle (Bank 1) Medium Fuel & air P2178 System Too Rich Off Idle (Bank 1) Medium Fuel & air P2187 System Too Lean at Idle (Bank 1) Medium Fuel & air P2188 System Too Rich at Idle (Bank 1) Medium Fuel & air P2189 System Too Lean at Idle (Bank 2) Medium Fuel & air P2191 System Too Lean at Higher Load (Bank 1) Medium Fuel & air P2195 O2 Sensor Signal Stuck Lean (Bank 1 Sensor 1) Medium Emissions & exhaust P2196 O2 Sensor Signal Stuck Rich (Bank 1 Sensor 1) Medium Emissions & exhaust P2197 O2 Sensor Signal Stuck Lean (Bank 2 Sensor 1) Medium Emissions & exhaust P2198 O2 Sensor Signal Stuck Rich (Bank 2 Sensor 1) Medium Emissions & exhaust P2227 Barometric Pressure Circuit Range/Performance Medium Fuel & air P2228 Barometric Pressure Circuit Low Medium Fuel & air P2229 Barometric Pressure Circuit High Medium Fuel & air P2270 O2 Sensor Signal Stuck Lean (Bank 1 Sensor 2) Low Emissions & exhaust P2271 O2 Sensor Signal Stuck Rich (Bank 1 Sensor 2) Low Emissions & exhaust P2272 O2 Sensor Signal Stuck Lean (Bank 2 Sensor 2) Low Emissions & exhaust P2273 O2 Sensor Signal Stuck Rich (Bank 2 Sensor 2) Low Emissions & exhaust P2279 Intake Air System Leak Medium Fuel & air P2300 Ignition Coil A Primary Control Circuit Low High Ignition & misfire P2301 Ignition Coil A Primary Control Circuit High High Ignition & misfire P2303 Ignition Coil B Primary Control Circuit Low High Ignition & misfire P2304 Ignition Coil B Primary Control Circuit High High Ignition & misfire P2306 Ignition Coil C Primary Control Circuit Low High Ignition & misfire P2307 Ignition Coil C Primary Control Circuit High High Ignition & misfire