Possible causes – Faulty HO2S Sensor Bank 1 Sensor 2– HO2S Sensor Bank 1 Sensor 2 harness is open or shorted– HO2S Sensor Bank 1 Sensor 2 electrical circuit poor connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)
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Possible causes – Faulty HO2S Sensor Bank 1 Sensor 2– HO2S Sensor Bank 1 Sensor 2 harness is open or shorted– HO2S Sensor Bank 1 Sensor 2 electrical circuit poor connection Symptoms – Engine Light ON (or Service Engine Soon Warning Light)