P1137 Subaru HO2S Circuit Low Voltage During Power Enrichment Sensor 2
Possible causes
– Air leak near HO2S
– Faulty HO2S
– HO2S harness is open or shorted
– HO2S circuit poor electrical connection
– Faulty HO2S
– HO2S harness is open or shorted
– HO2S circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
Subaru Vehicle:Subaru Forester,Subaru Impreza,Subaru Legacy,Subaru Outback,Subaru Tribeca,