Idle Speed/Throttle Actuator - Mechanical: Testing and Inspection

THROTTLE OPENER INSPECTION/ADJUSTMENT

CHECK AND ADJUST THROTTLE OPENER SETTING SPEED





(a) Disconnect the vacuum hose from the throttle opener, and plug the hose end.
(b) Maintain the engine at 2,500 rpm.
(c) Release the throttle valve.
(d) Check that the throttle opener is set.

Throttle opener setting speed: 1,300 - 1,500 rpm (W/ cooling fan OFF)





(e) Adjust the throttle opener setting speed by turning the throttle opener adjusting screw.
(f) Reconnect the vacuum hose to the throttle opener.