Subaru B9 TRIBECA WX 2007 Manual page 800

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SECURITY AND LOCKS
15.CHECK IGNITION SWITCH
Step
1 CHECK FUSIBLE LINK.
Remove the fusible link main SBF and SBF-6
(in main fuse box), and visually check.
2 CHECK FOR POWER SUPPLY OF IGNITION
SWITCH.
1) Disconnect the ignition switch harness con-
nector (B72).
2) Measure the voltage between harness con-
nector terminal and chassis ground.
Connector & terminal
(B72) No. 3 (+) — Chassis ground (–):
3 CHECK IGNITION SWITCH.
1) Insert the ignition key into ignition switch,
and turn the each position.
2) Measure the resistance between ignition
switch terminals.
Connector & terminal
No. 3 — No. 4 (ACC position):
No. 3 — No. 4 — No. 6 — No. 1 (ON position):
No. 3 — No. 6 — No. 1 — No. 2 (ST position):
CAUTION:
When the ignition key lock is replaced, all ignition keys also must be registered. (Refer to the "IMMO-
BILIZER TEACHING OPERATION MANUAL".)
Keyless Entry System
Check
Is the fusible link blown out?
Is the voltage 10 V or more?
Is the resistance less than 1 Ω
when turning the ignition key to
each position?
SL-24
Yes No
Replace the fusible Go to step 2.
link main SBF or
SBF-6. If the
replaced fusible
link has blown out
easily, repair the
short circuit
between the fus-
ible link and the
ignition switch.
Go to step 3. Check the harness
for open circuits
and shorts
between the igni-
tion switch and fus-
ible link.
Ignition switch is Replace the igni-
normal. tion switch with a
new one. <Ref. to
SL-45, REPLACE-
MENT, Ignition Key
Lock.>