190E 2.3 (201.028) L4-2.3L (102.985) (1987)
Idle Speed/Throttle Actuator - Electronic: Technical Service Bulletins
Idle Speed at Times Too High or Low
07.3-82041
Idle Speed at Times Too High or Too Low
Engines 102, 116.96,
4/82
117.95
Cause:
Defective throttle valve switch, electronic idle speed control unit or idle speed air valve.
Remedy:
Check adjustment and function of throttle valve switch, replace if necessary. Check electronic idle speed control, replace parts as required.