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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 P04 P2 Manufacturer codes

Showing 1–24 of 30 codes

P1000 OBD-II Monitor Testing Not Complete Low Ford Emissions & exhaust P1130 Lack of HO2S11 Switch - Adaptive Fuel at Limit Medium Ford Emissions & exhaust P1130 Air/Fuel Sensor Circuit Range/Performance (Bank 1 Sensor 1) Medium Toyota Emissions & exhaust P1131 Lack of HO2S11 Switch - Sensor Indicates Lean Medium Ford Emissions & exhaust P1132 Lack of HO2S11 Switch - Sensor Indicates Rich Medium Ford Emissions & exhaust P1133 HO2S Insufficient Switching, Bank 1 Sensor 1 Low Chevrolet Emissions & exhaust P1133 Air/Fuel Sensor Circuit Response (Bank 1 Sensor 1) Medium Toyota Emissions & exhaust P1135 Air/Fuel Sensor Heater Circuit (Bank 1 Sensor 1) Low Lexus Emissions & exhaust P1135 Air/Fuel Sensor Heater Circuit (Bank 1 Sensor 1) Low Toyota Emissions & exhaust P1148 Closed Loop Control (Bank 1) Medium Nissan Emissions & exhaust P1150 Air/Fuel Sensor Circuit Range/Performance (Bank 2 Sensor 1) Medium Toyota Emissions & exhaust P1151 Lack of HO2S21 Switch - Sensor Indicates Lean Medium Ford Emissions & exhaust P1152 Lack of HO2S21 Switch - Sensor Indicates Rich Medium Ford Emissions & exhaust P1155 Air/Fuel Sensor Heater Circuit (Bank 2 Sensor 1) Low Lexus Emissions & exhaust P1155 Air/Fuel Sensor Heater Circuit (Bank 2 Sensor 1) Low Toyota Emissions & exhaust P1168 Closed Loop Control (Bank 2) Medium Nissan Emissions & exhaust P1273 A/F Sensor 1 Lean Shift Monitoring (Bank 1) Medium Nissan Emissions & exhaust P1274 A/F Sensor 1 Rich Shift Monitoring (Bank 1) Medium Nissan Emissions & exhaust P1400 DPFE Sensor Circuit Low Voltage Medium Ford Emissions & exhaust P1400 Manifold Differential Pressure Sensor Circuit Low Mitsubishi Emissions & exhaust P1401 DPFE Sensor Circuit High Voltage Medium Ford Emissions & exhaust P1404 EGR Valve Closed Pintle Position Medium Chevrolet Emissions & exhaust P1405 DPFE Sensor Upstream Hose Off or Plugged Low Ford Emissions & exhaust P1406 EGR Valve Pintle Position Circuit Medium Chevrolet Emissions & exhaust