Subaru Legacy 2005 Service Manual page 1752

ENGINE (DIAGNOSTICS)
Step
8 CHECK STARTER RELAY.
1) Connect the battery to starter relay termi-
nals No. 15 and No. 16.
2) Measure the resistance between starter
relay terminals.
Terminal
No. 13 — No. 14:
9 CHECK INPUT VOLTAGE OF ECM.
1) Turn the ignition switch to OFF.
2) Connect the connector to starter relay.
3) Disconnect the connector from ECM.
4) Turn the ignition switch to START.
5) Measure the voltage between ECM and
chassis ground.
Connector & terminal
(B135) No. 32 (+) — Chassis ground (
(B137) No. 8 (+) — Chassis ground (
Diagnostics for Engine Starting Failure
Is the resistance less than 1
Ω?
Is the voltage more than 10 V? Replace the ECM.
−
):
−
):
EN(H6DO)(diag)-56
Check
Go to step 9.
<Ref. to
FU(H6DO)-34,
Engine Control
Module (ECM).>
Yes No
Replace the
starter relay.
Repair the open or
ground short cir-
cuit of harness
between ECM and
starter relay.