Cabriolet L4-1781cc 1.8L SOHC (JH) (1989)
Throttle Body: Adjustments
Fig. 15 Basic Throttle Adjustment
1.
Loosen throttle stop screw until there is a gap between throttle lever No. 2, Fig. 15,
2.
Slowly tighten screw until lever No. 2 makes contact.
3.
To determine stop point of adjustment screw, proceed as follows:
a. Place a thin piece of cellophane between throttle lever No. 2 and throttle stop screw.
b. Pull up on cellophane while turning in adjustment screw until cellophane begins to bind, then turn screw clockwise an additional 1/2 turn.
4.
Check idle switch, idle speed and CO content and adjust as necessary.