P2401

P2401

Diagnosis information - Control unit DME (DFI)

Final stage Leakage diagnosis pump, Below limit

Diagnostic conditions
- Short test Tank vent perform

or:

- Period since engine was started > 10 Second(s)
- Leakage diagnosis pump not activated
- No fault entered for: P1556, P1557, P1558

Possible fault causes
- Vacuum system leaks (See [Information])
- Vacuum pump Faulty
- Short circuit to ground (Activation Leakage diagnosis pump)
- Leakage diagnosis pump Faulty

INFORMATION
The system includes:
- mechanical Vacuum pump
- Leakage diagnosis pump
- Intake pipe switchover
- Exhaust flap (if present)