P1166

SAE VAG Description
P1166 17574 Bank1, Long Term Fuel Trim, Range 2 Rich Limit Exceeded

Evaporative Emission (EVAP) canister purge regulator valve
- Evaporative Emission (EVAP) canister purge regulator valve, checking. Evaporative Emission (EVAP) Canister Purge Regulator Valve, Checking

Fuel injectors
- Fuel injectors, checking. Fuel Injectors, Checking

Fuel pressure regulator and residual pressure
- Fuel pressure regulator and residual pressure, checking. Fuel Pressure Regulator and Residual Pressure, Checking