Subaru Forester Body Electrical System 1999 2000 (5) PDF

5. Security System
A: PRECAUTION
1. SUPPLEMENTAL RESTRAINT SYSTEM
?AIRBAG?
Airbag system wiring harness is routed near the
security control module.
CAUTION:
All airbag system wiring harness and con-
nectors are yellow. Do not use electrical test
equipment on these circuits.
Be careful not to damage airbag system wir-
ing harness when servicing the security con-
trol module.
B: PRE-INSPECTION
1. FUSE
5B11 : CHECK FUSE.
Remove and visually check the fuse No. 7 (in main
fuse box).
:
Is fuse No. 7 blown?
: Replace fuse (20 A).
: Go to step 5B12.
5B12 : CHECK FUSE.
Remove and visually check the fuse No. 2 (in main
fuse box).
:
Is fuse No. 2 blown?
: Replace fuse (15 A).
: Go to step 5B21.
2. POWER SUPPLY CIRCUIT
5B21 : CHECK POWER SUPPLY CIRCUIT.
Measure voltage between main fuse box connec-
tor (F68) and chassis ground.
Connector & terminal
(F68) No. 4 (+) ? Chassis ground (?):
B6M1357A
:
Is the voltage more than 10 V?
: Go to step 5B22.
: Repair wiring harness between main
fuse box and battery.
5B22 : CHECK POWER SUPPLY CIRCUIT.
1) Disconnect connector from security control
module.
2) Measure voltage between security control mod-
ule connector (B93) and chassis ground.
Connector & terminal
(B93) No. 11 (+) ? Chassis ground (?):
B6M0967A
:
Is the voltage more than 10 V?
: Go to step 5B23.
: Repair wiring harness between security
control module and main fuse box.
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[T5B2] 6-2DIAGNOSTICS
5. Security System