Subaru Forester 2004 Service Manual page 248

Diagnostic Procedure with Diagnostic Trouble Code (DTC)
Step
7 CHECK HARNESS BETWEEN ECM AND AC-
CELERATOR PEDAL POSITION SENSOR.
1) Turn the ignition switch to OFF.
2) Connect the accelerator pedal position sen-
sor connector.
3) Turn the ignition switch to ON.
4) Measure the voltage between ECM con-
nector and chassis ground.
Connector & terminal
(B136) No. 16 (+) — Chassis ground (
Check
Is the voltage 4.8 V?
−
):
EN(H4DOTC 2.5)-247
ENGINE (DIAGNOSTIC)
Yes
Repair the poor Repair poor con-
contact in ECM tact in accelerator
connector. pedal position sen-
Replace the ECM sor connector.
if defective. Replace the accel-
erator pedal posi-
tion sensor if
defective.
No