17811/P1403/005123
From Ross-Tech Wiki
17811/P1403/005123 - EGR System: Regulation Deviation
Possible Causes
- Exhaust Gas Recirculation (EGR) faulty
- Exhaust Gas Recirculation (EGR) Valve (N18) faulty
Possible Solutions
- Check Exhaust Gas Recirculation (EGR)
- Check Exhaust Gas Recirculation (EGR) Valve (N18)
- Perform Output Test