Throttle Body - Toyota 4A-F Repair Manual

FI-a4

Throttle Body

ON-VEHICLE INSPECTION
INSPECT THROTTLE BODY
1 .
(al
Check
that the
Ib) Check the vacuum lit
•
Start the engine
•
Check the vacuum with your
2.
INSPECT THROTTLE POSITION SENSOR
(a) Disconnect the sensor connector.
Ibl Insett a feeler gaUQe between the throttle stop
and stop lever.
k)
Using In ohmmeter. melsure the resistance between
each terminll.
throttle
linkage moves smoothly.
N port .
.
finger.
screw