Toyota T100 1996 Service Manual page 703

4 Check throttle position sensor.
Throttle Position Sensor
OK
5 Check for open and short in harness and connector between cruise control ECU
and throttle position sensor, throttle position sensor and body ground (See page
IN−16).
OK
Check and replace cruise control ECU (See
page IN−26).
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS − CRUISE CONTROL SYSTEM
PREPARATION:
Disconnect the throttle position sensor connector.
CHECK:
Measure resistance between terminals 1 and 2 of throttle posi-
1
tion sensor connector when the throttle valve is fully closed and
fully opened.
OK:
2
Throttle valve position
I22686
Fully opened
Fully closed
NG Replace throttle position sensor.
NG Repair or replace harness or connector.
DI−439
Resistance
1 MΩ or higher
Below 500 Ω