DTC P2BF2 Lincoln
Fuel Control System B Too Lean Bank 2
Fuel Control System B Too Lean Bank 2
Description
The adaptive fuel strategy continuously monitors the fuel delivery hardware. This DTC sets when the adaptive fuel tables reach a rich calibrated limit. Refer to Section 1, Powertrain Control Software, Fuel Trim for additional information.
Cause and Solution
Ethanol content in the fuelFuel filter restricted or dirtyDamaged or worn fuel pumpLeaking fuel pump check valveLeaking or contaminated fuel injectorsLow fuel pressure or running out of fuelEVAP purge valve is leaking when the canister is cleanFuel supply line restrictedFuel rail pressure (FRP) sensor biasExhaust leaks in the exhaust manifold gasket or mating gaskets before or near the heated oxygen sensor (HO2S)Vacuum leaksPositive crankcase ventilation (PCV) system is leaking or the valve is stuck openIncorrectly seated engine oil level indicatorIntake air turbulence due to incorrect air filter
Diagnosis:
Video Guide
Diagnostic Info
- DTC Code: P2BF2
- Brand: Lincoln