9000 L4-1985cc 2.0L DOHC (1986)
Idle Speed: Technical Service Bulletins
Engine - Adjusting Base Idle Speed, Procedure Change
FILE IN S.I. Man. VOL. I
SEC. B-2 PG. 1
Service Information
SUBJECT:
ADJUSTING BASE IDLE SPEED, ISSUE: 02/86-823 PROCEDURE CHANGE
APPLICATION: 1986 9000 Turbo
From Engine Serial No. G017750, the idle adjusting screw has been eliminated from the throttle housing. The hole has been blocked off with an allen
screw.
Beginning with these vehicles, the idle speed must now be adjusted by utilizing the throttle stop screw.
NOTE:
The system is pre-set at the factory and need not be normally adjusted throughout the service life of the car. However, adjustment may be
necessary if engine service work is performed or fuel system components are replaced.
Idle Speed Adjustment
1.
Start the engine and allow to fully warm up. The gearbox oil should be warm as well.