Idling Speed Too Low or Irregular

Idling Speed Too Low Or Irregular

Fault symptoms
idling speed too low or irregular

Conditions
The following conditions apply for the current fault symptom:
- No diagnostic trouble codes in the car with the current symptom description.

Diagnostic help
See Leak check, fuel pressure, flow capacity and adaptation procedures

Checking the wiring


NOTE: Jiggle the wiring harness at several points and in different directions to detect intermittent breaks and short circuits. Observe the multimeter, diagnostic tool or test lamp during the check.