P0155

SAE VAG Description
P0155 16539 O2 Sensor Heater Circuit Bank 2 Sensor 1

G108 - Heated Oxygen Sensor (HO2S) 2

- Oxygen Sensor (O2S) aging bank 2 sensor 1 checking. Oxygen Sensor Aging Check
- Oxygen Sensor (O2S) and oxygen sensor control before Three Way Catalytic Converter (TWC) checking. Oxygen Sensor and O2S Control Before Catalyst, Checking

Z28 - Oxygen Sensor (O2S) Heater 2

- Oxygen Sensor (O2S) heater before TWC checking. Oxygen Sensor Heater Before Catalyst