P0653

P0653

Diagnosis information - DME V8 DFI

Sensor voltage 2

NOTE:
A fault is detected when:
- voltage drops below 4.7 V (P0652)
or
- voltage exceeds 5.3 V (P0653)

Diagnostic conditions
- Ignition on > 10 seconds

Possible fault causes
- Short circuit to B+ or ground in lines
- Pedal sensor faulty
- Oil pressure sensor faulty
- Fuel high-pressure sensor faulty

- Turbo vehicles only:
- Boost pressure sensor faulty

- Only vehicles with manual transmission:
- Clutch rpm sensor faulty

Affected contacts on the DME control unit connector:
- Connector [A]:
- Contact 40
- Contact 42
- Connector [B]:
- Contact 18