Subaru Legacy 2002 Service Manual page 1535

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
Engine (DIAGNOSTICS)
CL: DTC P1560 — BACK-UP VOLTAGE CIRCUIT MALFUNCTION —
¼ DTC DETECTING CONDITION:
¼ Immediately at fault recognition
CAUTION:
After repair or replacement of faulty parts, conduct CLEAR MEMORY MODE <Ref. to EN(H6)-49,
OPERATION, Clear Memory Mode.> and INSPECTION MODE <Ref. to EN(H6)-46, OPERATION,
Inspection Mode.>.
¼ WIRING DIAGRAM:
No.
1 CHECK INPUT SIGNAL FOR ECM.
1) Turn ignition switch to OFF.
2) Measure voltage between ECM and chas-
sis ground.
Connector & terminal
(B137) No. 10 (+) — Chassis ground
(−):
Step
Is the voltage more than 10
V?
EN(H6)-328
Check Yes
Repair poor con-
tact in ECM con-
nector.
S048521C27
B2M4742
No
Go to step 2.