At Throttle Body
ADJUST1. Position throttle lever at idle stop, place shift lever in Neutral, and apply parking brake (engine OFF).
2. Turn linkage lever adjusting screw counterclockwise until end of screw is flush with throttle lever face
3. Turn adjusting screw clockwise to provide 0.005 inch clearance between end of screw and throttle lever. Continue turning adjusting screw an additional three turns.
NOTE: If screw travel is limited, one turn is acceptable.
Idle Speed/Throttle Valve Linkage Adjustment Chart:
4. Whenever idle speed is adjusted by more than 50 RPM, the adjustment screw on the linkage lever at the throttle body should also be adjusted as listed in the Idle Speed/Throttle Valve Linkage Adjustment Chart.
NOTE: If idle speed was adjusted, ensure 0.005 inch clearance exists between linkage lever adjusting screw and the throttle lever. The throttle lever should be at the idle stop and the shift lever in Neutral.