Subaru Impreza 2002 Service Manual page 3283

AIRBAG SYSTEM (DIAGNOSTICS)
3. General Description
A: CAUTION
• When servicing a vehicle, be sure to turn the ig-
nition switch to OFF, disconnect the ground cable
from battery, and wait for more than 20 seconds
before starting work.
• The airbag system is fitted with a backup power
source. If the airbag system is serviced within 20
seconds after the ground cable is disconnected, it
may inflate.
• If sensors, airbag module, airbag control module
pretensioner, and harness are deformed or dam-
aged, replace them with new genuine parts.
• Do not use the airbag system and pretensioners
on other vehicles. When replacing parts, be sure to
replace them with new parts.
• When checking the system, be sure to use a dig-
ital circuit tester.
Use of an analog circuit tester may cause the air-
bag to activate erroneously.
GENERAL DESCRIPTION
• When checking, use a test harness. Do not di-
rectly apply the tester probe to any connector termi-
nal of the airbag.
G5M0292
G5M0291
AB-4
G5M0293
G5M0294