Throttle Position Sensor (Linear Type) And Throttle; Body - Toyota COMPUTER-CONTROLLED SYSTEM Training Manual

INSPECTION AND ADJUSTMENT - Throttle Position Sensor and Throttle Bod y
THROTTLE POSITION SENSOR (LINEAR TYPE) AND THROTTLE
BODY
OBJECTIVE
: To learn the procedure for inspecting and adjusting the throttle position
sensor and throttle body .
PREPARATIONS
:• Ohmmeter (also called "circuit tester" or "multi-tester")
• Feeler gaug e
APPLICABLE ENGINE
: 4A-FE* (Sep ., 1989 )
*Only
for Carina
11 (AT
171) with lean mixture senso r
ON-VEHICLE INSPECTION
®
1 . INSPECT THROTTLE BOD Y
(a) Check that the throttle linkage moves smoothly .
(b) Check for vacuum at the N po
rt
.
• Sta
rt
the engine .
• Check for vacuum with your finger .
177