P1285

P1285

Diagnosis information - Control unit DME (DFI)

Electric fuel pump: Electrical fault

Diagnostic conditions
- Engine start (Electric fuel pump activated)

Possible fault causes
- Supply voltage Fuel pump control unit too low
- Supply voltage Fuel pump control unit too high
- Loose contact or corrosion on connectors or lines

Fault setting condition(s)
- Supply voltage Fuel pump control unit less than 3 V
or
- Supply voltage Fuel pump control unit more than 15 V at more than 1 hour(s)
or
- Supply voltage Fuel pump control unit more than 17 V at more than 1 Minute(s)