Subaru Legacy 2003 Service Manual page 3645

DIAGNOSTIC CHART WITH DIAGNOSTIC TROUBLE CODE (DTC)
AIRBAG SYSTEM (DIAGNOSTICS)
O: DTC 46
DIAGNOSIS:
• Side airbag harness (LH) is shorted to power supply.
• Airbag control module is faulty.
CAUTION:
• Before diagnosing the airbag system, be sure to turn the ignition switch OFF, disconnect the
ground cable from the battery, and wait more than 20 seconds before starting to work.
• Before replacing the airbag module, 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 driver's airbag module and passenger's
airbag module connectors for safety reasons.
• When inspecting the side airbag harness, disconnect the side airbag module connector and seat
belt pretensioner connector for the safety reasons.
WIRING DIAGRAM:
AB19 AB23
1 2
1 2
3 4
AIRBAG CONTROL MODULE
AB17
AB19
AB20
INFLATOR
(SIDE LH)
AB17
1 2 3 4 5 6
7 8 9 10 11 12
AB-62
AB23
SIDE AIRBAG
SENSOR LH
AB-00300