Subaru Legacy 2004 Service Manual page 3525

B: AIRBAG WARNING LIGHT REMAINS OFF
DETECTING CONDITION:
• Fuse No. 5 (in fuse box) is blown.
• Body harness circuit is open.
• Airbag warning light is faulty.
• Airbag main harness is faulty.
• Airbag control module is faulty.
CAUTION:
• Before diagnosing the airbag system, be sure to turn the ignition switch OFF, disconnect the
ground terminal from battery, and wait more than 20 seconds before starting to work.
• Before replacing the airbag module, seat belt pretensioner, roll connector, control module and
sensor, reconnect each part and confirm that the warning light operates properly.
• When inspecting the airbag main harness, disconnect the airbag module connector of the driver's
and passenger's seats for safety reasons.
WIRING DIAGRAM:
AB1
1 2
3 4 5 6
1 2
5 6 7 8 9 10
11 12 13
17 18 19
23 24 25
Airbag Warning Light Failure
B36
B31
AB1
AB6 AIRBAG CONTROL MODULE
i1
1 2 3
3 4
7 8 9 10 11 12 13 14 15 16 17
14 15 16
18 19 20 21 22 23 24 25 26 27 28
20 21 22
26 27 28
No.5
A3
A4
AIRBAG
CIRCUIT
14 A13
i1 i10
AB6
4 5 6
1 2 3 4
11 12 13 14
AB(diag)-35
AIRBAG SYSTEM (DIAGNOSTICS)
IGNITION
SWITCH
AIRBAG
INDICATOR
LIGHT
i10
5 6 7 8 9 10
15 16 17 18 19 20 21 22
AB-00661