P0031

SAE VAG Description
P0031 16415 HO2S Heater Control Circuit Low Bank 1 Sensor 1

Oxygen sensor and oxygen sensor control before catalytic converter
- Oxygen sensor and oxygen sensor regulation before catalytic converter, checking Oxygen Sensor and Sensor Regulation Before Catalyst, Checking

Oxygen sensor heater for oxygen sensor before catalytic converter
- Oxygen sensor heater for oxygen sensor before catalytic converter, checking Oxygen Sensor Heater Before Catalyst, Checking