560SL (107.048) V8-5.6L (117.967) (1989)
Idle Speed: All Technical Service Bulletins
Idle Speed Exceeds 1100 RPM at Times
07.3-90101
Idle Speed Intermittently Exceeds 1100 RPM,
Engines 104;
Revised 7/91
10/90
With Engine at Operating Temperature
116, 117 as of M.Y.'86
A.
Engine 104
Cause:
1. Return spring fastened incorrectly to linkage.
2. Idle contact of throttle valve switch (S29/2) not switched.
Remedy:
1. Fasten return spring correctly to linkage.
2. Check idle contact at throttle valve switch.
B.
Engines 116, 117 as of MY. '86
Cause:
Idle contact of throttle valve switch (S29/2) not switched.
Remedy:
Check idle contact at throttle valve switch, replace throttle valve switch (S29/2) or complete throttle valve assembly if necessary.
Damage Code:
07311 73