Operation CHARM: Car repair manuals for everyone.

P0643

P0643

Diagnostic information - DME (DFI)

Sensor voltage 1

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

Fault setting condition(s)
- Deviation Sensor voltage:
- < 4.7 V (P0642)

or
- > 5.3 V (P0643)

to:
- Connector [A] contact 40

or
- Connector [A] contact 42

or
- Connector [B] contact 18