P2123 Diagnosis Information - DME (DFI)

P2123

Diagnosis Information - DME (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 wiring harness
- Short circuit to ground in wiring harness
- Short circuit to B+ in wiring harness
- Throttle valve adjusting unit faulty