Subaru Legacy 2003 Service Manual page 342

B: INSPECTION
1 CHECK COMBINATION METER.
1) Turn ignition switch to ON. (engine OFF)
2) Check other warning lights.
Does the warning lights go on?
2 CHECK HARNESS CONNECTOR BETWEEN
COMBINATION METER AND OIL PRES-
SURE SWITCH.
1) Turn ignition switch to OFF.
2) Disconnect connector from the oil pressure
switch.
3) Turn ignition switch ON.
4) Measure the voltage of harness between
the combination meter connector and chas-
sis ground.
Connector & terminal
(E11) No. 1 — Chassis ground:
Does the measured value exceed the spec-
ified value?
3 CHECK COMBINATION METER.
1) Turn ignition switch to OFF.
2) Remove the combination meter.
3) Measure the resistance of the combination
meter.
Terminal
(i12) No. 3 — (i12) No. 14:
Is the measured value less than the speci-
fied value?
OIL PRESSURE SYSTEM
Step Value
Warning light goes on.
10 V
10 Ω
LU(H4SO)-7
LUBRICATION
Yes
Go to step 2. Repair or replace
the combination
meter. <Ref. to
IDI-4, INSPEC-
TION, Combina-
tion Meter
System.>
Replace oil pres- Go to step 3.
sure switch.
Replace the har- Repair or replace
ness connector the combination
between combina- meter and the oil
tion meter and oil pressure switch
pressure switch. warning light bulb.
No