Subaru Legacy 2005 Service Manual page 3911

Step
3 CHECK DOOR LOCK SWITCH CIRCUIT.
Measure the resistance between the harness
connector terminal and chassis ground when
the door lock switch is moved to UNLOCK.
Connector & terminal
(i84) No. 29 — Chassis ground:
4 CHECK DOOR LOCK SWITCH.
1) Disconnect the door lock switch harness
connector.
2) Measure the resistance between the door
lock switch terminals when moving the door
lock switch to LOCK.
Connector & terminal
LHD model:
(D7) No. 4 — No. 7:
RHD model:
(D7) No. 4 — No. 14:
5 CHECK DOOR LOCK SWITCH.
Measure the resistance between the door lock
switch terminals when moving the door lock
switch to UNLOCK.
Connector & terminal
LHD model:
(D7) No. 5 — No. 7:
RHD model:
(D7) No. 5 — No. 14:
13.CHECK IGNITION SWITCH ILLUMINATION
Step
1 CHECK FUSE.
Remove and visually check the fuse No. 14 (in
the main fuse box).
2 CHECK POWER SUPPLY.
1) Disconnect the ignition switch illumination
harness connector.
2) Measure the voltage between the harness
connector terminal and chassis ground.
Connector & terminal
(B224) No. 2 (+) — Chassis ground (
3 CHECK IGNITION SWITCH ILLUMINATION
CIRCUIT.
1) Disconnect the harness connector of body
integrated module and ignition switch illumina-
tion harness connector.
2) Measure the resistance between body inte-
grated module harness connector terminal and
ignition switch illumination harness connector
terminal.
Connector & terminal
(B280) No. 4 — (B224) No. 1:
Keyless Entry System
Check
Is the resistance less than 10
Ω?
Is the resistance less than 1
Ω?
Is the resistance less than 1
Ω?
Check
Is the fuse blown out?
Is the voltage more than 10 V? Go to step 3.
−
):
Is the resistance less than 10
Ω?
SL-25
SECURITY AND LOCKS
Yes
The door lock Go to step 4.
switch is OK.
Go to step 5. Replace the door
lock switch.
Check the harness Replace the door
for open circuits or lock switch.
shorts between
the body inte-
grated module and
the door lock
switch.
Yes
Replace the fuse Go to step 2.
with a new one.
Check the harness
for open circuits
and shorts
between the igni-
tion switch illumi-
nation and fuse.
Replace the igni- Check the harness
tion switch illumi- for open circuits
nation bulb with a and shorts
new one. <Ref. to between the body
LI-40, REMOVAL, integrated module
Ignition Switch Illu- and ignition switch
mination.> illumination.
No
No