P1103

SAE VAG Description
P1103 17511 O2 Sensor Heating Circ., Bank 1 - Sensor 1 Output too Low

- Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC), checking. Oxygen Sensor (O2S) and Oxygen Sensor Control Before Three Way Catalytic Converter (TWC), Checking