Fuel Rail Pressure Too Low - Engine Cranking Bank 1
During engine cranking on bank 1, fuel rail pressure does not reach the level needed for start. Hard or no-start condition.
Affected components
- High pressure fuel pump
- Fuel filter
- Lift pump
Common causes
- High likelihood: HP pump worn
- Medium likelihood: Fuel filter clogged
Diagnostic notes
- The malfunction indicator lamp may illuminate
- This code can affect emissions
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.