P2123
P2123Diagnosis information - DME V8 DFI
Throttle potentiometer 1
NOTE: The dynamic response is reduced if this fault is present.
Diagnostic conditions
- Ignition on
- then idling
Possible fault causes
- Open circuit in wire harness
- Short circuit to ground in wire harness
- Short circuit to B+ in wire harness
- Throttle valve adjusting unit faulty
Affected contacts on the DME control unit connector
Connector [B]:
- Contact 14
- Contact 62
- Contact 86
Affected contacts on the throttle valve adjusting unit connector:
- Contact 6
- Contact 3
- Contact 2