Subaru 2009 IMPREZA Service Manual page 2943

General Description
SEAT BELT SYSTEM
B: CAUTION
• Before starting the work, turn the ignition switch to OFF, disconnect the battery ground cable and wait for
20 seconds or more.
• The pretensioner system has a back-up power supply. Be aware that the pretensioner might deploy if you
do not wait for 20 seconds or more before starting work.
• Do not drop or apply any impact to the pretensioner.
• If oil, grease or water gets on the pretensioner, wipe it off immediately with a dry cloth.
• Do not expose the pretensioner to high temperature or flame.
• Do not allow current to flow through or voltage to reach the pretensioner. Do not use a circuit tester to
check resistance of the pretensioner.
• Do not disassemble or attempt to repair the pretensioner. If it is dented, cracked or deformed, replace it
with a new part.
• Do not use the airbag or pretensioner parts from other vehicles. Always replace parts with new parts.
• When handling a seat belt with deployed pretensioner, wear gloves and goggles. Wash your hands after-
wards.
• Do not reuse a seat belt with deployed pretensioner.
SB-4