INSPECTION AND ADJUSTMENT
- Throttle Position Sensor and Throttle Bod
y
THROTTLE POSITION
SENSOR (LINEAR
TYPE) AND THROTTLE
BOD
Y
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