Injector Control Pressure Too Low - Engine Cranking
During cranking, ICP does not build up enough to fire injectors. Typical no-start condition on HEUI engines from a stuck-open IPR or weak HP oil pump.
Affected components
- Injection pressure regulator
- High pressure oil pump
Common causes
- High likelihood: HP oil rail does not pressurise
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.