P1509

P1509

Diagnosis information - DME (DFI)

Control unit function monitoring

Diagnostic conditions
- Switch on ignition more than 10 sec.
- Then engine idling more than 30 sec.
- Then engine speed more than 1,000 rpm for more than 60 sec.
- Vehicle is stationary

Possible fault causes
- DME (DFI) control unit faulty