P1284

P1284

Diagnosis information - Control unit DME (DFI)

Electric fuel pump: Electrical fault

Diagnostic conditions
- Engine start (Electric fuel pump activated)

Possible fault causes
- Loose contact or corrosion on connectors or lines
- Short circuit to B+/ground/between lines or open circuit in the lines Fuel pump control unit --> Electric fuel pump
- Open circuit Ground line Electric fuel pump
- Electric fuel pump Faulty