Subaru Impreza 2002 Service Manual page 3321

DIAGNOSTIC CHART WITH TROUBLE CODE
AIRBAG SYSTEM (DIAGNOSTICS)
B: DTC 12
DIAGNOSIS:
• Airbag main harness circuit is open, shorted or shorted to ground.
• Airbag module harness (Passenger) circuit is open, shorted or shorted to ground.
• Passenger's airbag module is faulty.
• Airbag control module is faulty.
CAUTION:
• Before diagnosing the airbag system, be sure to turn the ignition switch to OFF, disconnect the
ground cable 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
and passenger seats for safety reasons.
WIRING DIAGRAM:
RE0064
AB-42