T100 SR5 Extra Cab Pickup 4WD V6-3.4L (5VZ-FE) (1998)
Idle Speed/Throttle Actuator - Mechanical: Testing and Inspection
INSPECTION
INSPECT THROTTLE OPENER
(a) Allow the engine to warm up to normal operating temperature.
(b) Check the idle speed.
Idle speed:
700±50 rpm
(c) Disconnect the vacuum hose from the throttle opener,and plug the hose end.
(d) Check the throttle opener setting speed.
Throttle opener setting speed:
900- 1,950 rpm
If the throttle opener setting is not as specified, replace the throttle body.
(e) Stop the engine.
(f) Reconnect the vacuum hose to the throttle opener.
(g) Start the engine and check that the idle speed returns to
the correct speed.
HINT: Install the filter with the coarser surface facing the atmospheric side (outward).