P0147 VOLKSWAGEN O2 Sensor Heater Circuit 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 Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– High Fuel Consumption– Excessive Smoke from Exhaust P0147 VOLKSWAGEN OBD…

P0145 VOLKSWAGEN O2 Sensor Circuit Slow Response 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 Symptoms – Engine Light ON (or Service Engine Soon Warning Light)– High Fuel Consumption– Excessive Smoke from Exhaust P0145 VOLKSWAGEN OBD…

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…