Subaru Impreza 2004 - Throttle Position Sensor

FU(H4SO)-31
FUEL INJECTION (FUEL SYSTEMS)
Throttle Position Sensor
8. Throttle Position Sensor
A: REMOVAL
1) Disconnect the ground cable from battery.
2) Disconnect the connector from the throttle posi-
tion sensor.
3) Remove the throttle position sensor holding
screws, and then remove it.
B: INSTALLATION
Install in the reverse order of removal.
NOTE:
For tightening torque, refer to “COMPONENT”.
<Ref. to FU(H4SO)-3, COMPONENT, General De-
scription.>
CAUTION:
When installing the throttle position sensor, ad-
just to specified data.
C: ADJUSTMENT
1) Turn the ignition switch to OFF.
2) Loosen the throttle position sensor holding
screws.
3) When using voltage meter;
(1) Take out the ECM.
(2) Turn the ignition switch to ON.
(3) Adjust the throttle position sensor to proper
position to allow the voltage signal to ECM to be
in specification.
Connector & terminal / Specified voltage
(B135) No. 13 (+) — (B135) No. 19 (
−
−−
−
) / 0.45 —
0.55 V
[Fully closed.]
(4) Tighten the throttle position sensor holding
screws.
Tightening torque:
1.6 N·m (0.16 kgf-m, 1.2 ft-lb)
FU-00009
FU-00289
FU-00290
FU-00291
FU-00520
4
1
5
2
6
18 1516
7
89 1011
17
19
20
12
13
14
B135
3
212223242526
2728
FU-00291