DME 7.8

P1501

403 Throttle jacking unit, output stage - signal implausible

Diagnosis conditions
- Engine idling

Possible fault cause
- Short circuit in wiring harness
- DME control module output stage faulty

Affected terminals
Terminal I/7

NOTE: The vehicle is in emergency air function mode, i.e. the engine is turning at approx. 1200 rpm.

Diagnosis/troubleshooting