P0686

P0686

Diagnosis information - DME V6 DFI

Main relay

Diagnostic conditions
- Ignition on

Possible fault causes
- Open circuit
- Short circuit to ground
- Short circuit to B+
- Fuse F15 in plenum panel E-box faulty
- DFI main relay faulty

Affected contacts on the DFI control unit connector
Connector [B]:
- Contact 69

Affected contacts on the DFI main relay connector
- 85 Signal, ground
- 86 Power supply