Toyota T100 1996 Service Manual page 702

DI−438
INSPECTION PROCEDURE
1 Check voltage between terminal IDL of cruise control ECU connector and body
ground.
NG
2 Check harness and connector between ECM and throttle position sensor (See
page IN−16).
OK
3 Check throttle position sensor circuit.
(3RZ−FE: See page MF−25)
(5VZ−FE: See page SF−31)
OK
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS − CRUISE CONTROL SYSTEM
PREPARATION:
(a) Remove the ECU with connector still connected.
(b) Disconnect the ECM and ABS ECU connectors.
(c) Turn ignition switch ON.
CHECK:
Measure voltage between terminal IDL of ECU connector and
body ground when the throttle valve is fully closed and fully
opened.
OK:
Throttle valve position
Fully opened
Fully closed
I22837
OK Proceed to next circuit inspection shown in
problem symptoms table (See page DI−419).
NG Repair or replace harness or connector.
NG Replace throttle position sensor.
Voltage
10 − 16 V
Below 1 V