Tacoma 2WD L4-2.4L (2RZ-FE) (1996)
Throttle Body: Testing and Inspection
Off-Vehicle Inspection
1. CLEAN THROTTLE BODY.
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Using a soft brush and carburetor cleaner, clean the cast parts.
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Using compressed air, clean all the passages and apertures.
NOTICE: To prevent deterioration, do not clean the throttle position sensor and IAC valve.
2. INSPECT THROTTLE VALVE.
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Apply vacuum to the throttle opener.
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Check that there is no clearance between the throttle stop screw and throttle lever when the closed throttle position.
3. INSPECT THROTTLE POSITION SENSOR.
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Apply vacuum to the throttle opener.
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Insert a thickness gauge between the throttle stop screw and stop lever.