Celica Liftback L4-107.5 1762cc 1.8L DOHC (7A-FE) (1995)
Throttle Body: Testing and Inspection
Off-Vehicle Inspection
Refer to Service and Repair for Removal and Installation Procedures
See: Service and Repair
THROTTLE BODY INSPECTION
1. CLEAN THROTTLE BODY.
a. Using a soft brush and carburetor cleaner, clean the cast parts.
b. Using compressed air, clean all the passages and apertures.
NOTE: To prevent deterioration, do not clean the throttle position sensor.
2. INSPECT THROTTLE VALVE.
a. Apply vacuum to the throttle opener.
b. Check that there is no clearance between the throttle stop screw and throttle lever when the throttle is in the closed position.
THROTTLE POSITION SENSOR INSPECTION
1. INSPECT THROTTLE POSITION SENSOR.
TPS Terminal Identification
a. Apply vacuum to the throttle opener.
b. Insert a feeler gauge between the throttle stop screw and stop lever.
c. Using an ohmmeter, measure the resistance between each terminal.