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 73–96 of 122 codes
P1130
Lack of HO2S11 Switch - Adaptive Fuel at Limit
P1130
Air/Fuel Sensor Circuit Range/Performance (Bank 1 Sensor 1)
P1131
Lack of HO2S11 Switch - Sensor Indicates Lean
P1132
Lack of HO2S11 Switch - Sensor Indicates Rich
P1133
HO2S Insufficient Switching, Bank 1 Sensor 1
P1133
Air/Fuel Sensor Circuit Response (Bank 1 Sensor 1)
P1135
Air/Fuel Sensor Heater Circuit (Bank 1 Sensor 1)
P1135
Air/Fuel Sensor Heater Circuit (Bank 1 Sensor 1)
P1148
Closed Loop Control (Bank 1)
P1150
Air/Fuel Sensor Circuit Range/Performance (Bank 2 Sensor 1)
P1151
Lack of HO2S21 Switch - Sensor Indicates Lean
P1152
Lack of HO2S21 Switch - Sensor Indicates Rich
P1155
Air/Fuel Sensor Heater Circuit (Bank 2 Sensor 1)
P1155
Air/Fuel Sensor Heater Circuit (Bank 2 Sensor 1)
P1168
Closed Loop Control (Bank 2)
P1273
A/F Sensor 1 Lean Shift Monitoring (Bank 1)
P1274
A/F Sensor 1 Rich Shift Monitoring (Bank 1)
P1400
DPFE Sensor Circuit Low Voltage
P1400
Manifold Differential Pressure Sensor Circuit
P1401
DPFE Sensor Circuit High Voltage
P1404
EGR Valve Closed Pintle Position
P1405
DPFE Sensor Upstream Hose Off or Plugged
P1406
EGR Valve Pintle Position Circuit
P1406
DPFE Sensor Downstream Hose Off or Plugged