P1109 Volvo HO2S22 Sensor Circuit Voltage Too Low Air Leak
Possible causes
– Faulty HO2S22 Sensor
– HO2S22 Sensor harness is open or shorted
– HO2S22 Sensor circuit poor electrical connection
– HO2S22 Sensor harness is open or shorted
– HO2S22 Sensor circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Volvo Vehicle:Volvo C70,Volvo S40,Volvo XC90,Volvo XC70,Volvo XC60,Volvo V70,Volvo V50,Volvo V40,Volvo S90,Volvo S80,Volvo S60