P0458

P0458

Diagnosis information - DME V8 DFI

Driver for tank vent

Diagnostic conditions
- Vehicle voltage > 9 V
- Engine start recognized

Possible fault causes
- Short circuit to B+/ground/between lines or open circuit in the lines
- Tank vent faulty

Affected contacts on the DME control unit
Connector [B]:
- Contact 7

Affected contacts on the tank vent connector:
- Contact 2