scion Workshop Repair Guides

Scion Workshop Service and Repair Manuals

On-Vehicle Inspection|Page 2332 > < On-Vehicle Inspection
Page 1
background image

Throttle Body: Testing and Inspection
Component Inspection

INSPECTION 

INSPECT THROTTLE BODY ASSY 

Check the throttle body.

1. Check that the throttle valve shaft is not rickety.
2. Check that all ports are not stopped up.
3. Check that the throttle valve opens and closes smoothly.
4. Check that there is no clearance between the throttle stop screw and throttle lever at the throttle valve closed position.

NOTE:  Do not touch the throttle stop screw.

On-Vehicle Inspection|Page 2332 > < On-Vehicle Inspection