Possible causes – Faulty Heated Rear Oxygen Sensor Bank 2 – Heated Rear Oxygen Sensor Bank 2 harness is open or shorted – Heated Rear Oxygen Sensor Bank 2 circuit poor electrical connection – Fuel pressure – Injectors – Intake
Possible causes – Air leakage or restriction in intake or exhaust system– Dirty engine oil or oil level too high– Front HO2S or MAFS contamination– Fuel system– EVAP system– Faulty sensor signals Symptoms – Engine Light ON (or Service Engine
Possible causes – Faulty Air/Fuel Ratio Sensor 1– Air/Fuel Ratio Sensor 1 harness is open or shorted– Air/Fuel Ratio Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1167 HONDA Description The
Possible causes – Faulty Air/Fuel Ratio Sensor 1– Air/Fuel Ratio Sensor 1 harness is open or shorted– Air/Fuel Ratio Sensor 1 circuit poor electrical connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1167 ACURA Description The
Possible causes – Faulty Heated Rear Oxygen Sensor Bank 2– Heated Rear Oxygen Sensor Bank 2 harness is open or shorted– Heated Rear Oxygen Sensor Bank 2 circuit poor electrical connection– Fuel pressure– Injectors– Intake air leaks Tech notes Replacing
Possible causes – Faulty Heated Rear Oxygen Sensor Bank 2– Heated Rear Oxygen Sensor Bank 2 harness is open or shorted– Heated Rear Oxygen Sensor Bank 2 circuit poor electrical connection– Fuel pressure– Injectors– Intake air leaks Tech notes Replacing
Possible causes – Faulty Heated Rear Oxygen Sensor Bank 2– Heated Rear Oxygen Sensor Bank 2 harness is open or shorted– Heated Rear Oxygen Sensor Bank 2 circuit poor electrical connection– Fuel pressure– Injectors– Intake air leaks Tech notes Replacing