A01843
Throttle Position Sensor
3
2
1
BE6653
P24611
A02350
ON
VTA
E2
(+)
(--)
DI--116
--
DIAGNOSTICS
ENGINE (2RZ--FE, 3RZ--FE)
3 Check throttle position sensor.
PREPARATION:
Disconnect the throttle position sensor connector.
CHECK:
Measure resistance between terminals 1, 3 and 2 of the throttle
position sensor.
OK:
Terminals
Throttle valve
Resistance k
Ω
1
∼
2
2.5
∼
5.9
1
3
Fully closed
0.2
∼
5.7
1
∼
3
Fully open
2.0
∼
10.2
NG
Replace throttle position sensor.
OK
4 Check voltage between terminals VTA and E2 of engine ECU connector.
PREPARATION:
(a) Remove the glove compartment
(b)
Turn ignition switch ON.
CHECK:
Measure voltage between terminals VTA and E2 of engine ECU
connector.
OK:
Throttle valve
Voltage
Fully closed
0.3
∼
1.0 V
Fully open
2.7
∼
5.2 V
NG
Check for open and short in harness and
connector between engine ECU and throttle
position sensor (VTA line)
OK
Check and replace engine ECU
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Pages From Supplement
3RZ-F,3RZ-FE