P1120 VOLKSWAGEN HO2S Sensor Heater Circuit Open Bank 2 Sensor 1

Possible causes
– Faulty HO2 Sensor Bank 2 Sensor 1
– HO2 Sensor Bank 2 Sensor 1 harness is open or shorted
– HO2 Sensor Bank 2 Sensor 1 circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)