Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1158 ACURA
Possible causes – Air/Fuel Ratio Sensor 1 harness is open or shorted – Air/Fuel Ratio Sensor 1 circuit poor electrical connection – Faulty Air/Fuel Ratio Sensor 1 Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1158 HONDA
Possible causes Pinched, shorted, and corroded wiring and pins. Crossed sensor wires. Exhaust leaks. Contaminated or damaged sensor. Symptoms – Engine Light ON (or Service Engine Soon Warning Light) P1158 Description The downstream HO2Ss are forced rich and lean and
P1158 GMC – HO2S Bank 2 Sensor 2 Rich or High Voltage
P1158 BUICK – HO2S Bank 2 Sensor 2 Rich Or High Voltage
P1158 CADILLAC – HO2S Bank 2 Sensor 2 Rich Or High Voltage
P1158 CHEVROLET – HO2S Bank 2 Sensor 2 Rich or High Voltage
P1158 FORD – Lack of Downstream Heated Oxygen Sensor Switch – Sensor Indicates Rich – Bank 2