Subaru FORESTER 2001 Service Manual page 232

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
No.
2 CHECK DTC P0720 ON DISPLAY.
3 CHECK SPEEDOMETER OPERATION IN
COMBINATION METER.
4 CHECK HARNESS BETWEEN ECM AND
COMBINATION METER CONNECTOR.
1) Turn ignition switch to OFF.
2) Disconnect connector from combination
meter.
3) Measure resistance between ECM and
combination meter.
Connector & terminal
(B135) No. 24 — (i10) No. 7:
Step
Does the Subaru Select
Monitor or OBD-II general
scan tool indicate DTC
P0720?
Does speedometer operate
normally?
Is the resistance less than
10 Ω?
EN(DOHC TURBO)-231
Check Yes
Check front
vehicle speed
sensor signal cir-
cuit. <Ref. to
AT-58, TROUBLE
CODE 33 —
FRONT VEHICLE
SPEED SENSOR
—, Diagnostic
Procedure with
Trouble Code.>
Go to step 4.
Repair poor con-
tact in ECM con-
nector.
Engine (Diagnostics)
No
Go to step 3.
Check speedom-
eter and vehicle
speed sensor.
<Ref. to IDI-17,
Speedometer.>
and <Ref. to
AT-32, Front
Vehicle Speed
Sensor.> and
<Ref. to AT-36,
Rear Vehicle
Speed Sensor.>
and <Ref. to
AT-37, Torque
Converter Turbine
Speed Sensor.>
Repair harness
and connector.
NOTE:
In this case,
repair the follow-
ing:
¼ Open circuit in
harness between
ECM and combi-
nation meter con-
nector
¼ Poor contact in
ECM connector
¼ Poor contact in
combination meter
connector
¼ Poor contact in
coupling connec-
tor