P0142 VOLKSWAGEN O2 Sensor Circuit Malfunction Bank 1 Sensor 3

Possible causes – Faulty Heated Oxygen Sensor Bank 1 Sensor 3– Heated Oxygen Sensor Bank 1 Sensor 3 harness is open or shorted– Heated Oxygen Sensor Bank 1 Sensor 3 circuit poor electrical connection Tech description Replacing the O2 Sensor 3 usually takes care of the problem Symptoms – Engine Light ON (or Service Engine…