Toyota T100 1996 Service Manual page 430

DI−166
3 Check throttle position sensor.
2
3
Throttle Position
Sensor
OK
4 Check voltage between terminals VTA and E2 of ECM.
ON
For M/T VTA (+)
For A/T
E2 (−)
BE6653
P23811
P24315
OK
Check and replace ECM (See page IN−26).
1996 TOYOTA T100 (RM449U)
DIAGNOSTICS
1
A00015
E2 (−)
VTA (+)
A00107
− ENGINE (5VZ−FE)
PREPARATION:
Disconnect the throttle position sensor connector.
CHECK:
Measure voltage between terminals 1, 2 and 3 of throttle posi-
tion sensor.
OK:
Terminals
1 − 2
1 − 3
NG Replace throttle position sensor.
PREPARATION:
(a) Remove the right cowl side trim (See page SF−61).
(b) Turn the ignition switch ON.
CHECK:
Measure voltage between terminals VTA and E2 of ECM con-
nector.
OK:
Throttle valve
Fully closed
Fully open
NG Check for open and short in harness and
connector between ECM and throttle position
sensor (VTA line) (See page IN−26).
Throttle valve
⎯
Fully closed
Fully open
Voltage
1.0 V
2.72 ∼ 5.2 V
Resistance
2.5 − 5.9 kΩ
0.2 − 5.7 kΩ
2.0 − 10.2 kΩ