720 Seat Belts - BMW 1989-1995 525i Service Manual

720 Seat Belts
SEAT BELTS
720-1
GENERAL
720-1
FRONT SEAT BELT ASSEMBLY
720-1
Front seat belt height adjuster cab le,
I .
rep acmq 720- 1
GENERAL
The seat belt reel should lock when driving quickly through
curves. during severe braking or during a collision. The auto-
matic reel does not require any servicing and should never be
opened. Belts that do not retract and/or lock properly should
be promptly replaced.
WARNING -
• For maximum pro tection from injury. seat belts
should
be reptaced as a
set (including atl nerd-
ware). il they are SUbject to occupant loading in
a
collision.
• Seat belts should not be modified or repa ired.
The sea t belt anchorage points should not be
changed or modified.
• Do not install seats belts or seat belt hardware
pu rchased from an euto-recycler or salvage yard.
Only BMW original replacement seat belts. hard-
ware and mounting bolts should be used.
• Do not bleach or dye seat belt webbing. Webbing
that is severely faded or re-ayea will not meet the
strength requirements and must be replaced.
• Seat belts should be periodically inspected for
webbing detects such as cuts or pulled threads.
FRONT SEAT BELT ASSEMBLY
Fig. 2 shows an exploded view of the front seat belt asse rn-
bly. Note that the front seat belt lock assem bly varies depend-
ing on model year .
WARNfNG -
On late models cars. an automatic seat belt lock
tensioner is used on the Iront seats. A mechanical
impact sensor activates the tensioner in the case of
a
head-on collision and retracts the seat belt ap-
p roximately 55
mm
(2 in.).This belt lock tensioner
must be deactivated before servicing the seat. See
Front seat belt lock tensloner, disabling for iden -
tifying and disabling the lock tensioner.
Front seat belt lock tensioner, deactivating 720-2
Front seat belt reel, removing and installing 720-3
REAR SEAT BELT ASSEMBLY
720-3
Rear seat belts, removing and installing 720-3
Front seat belt height adjuster cable, replacing
A cable-driven front seat belt adjuster is used on the front
seats. The upper seat belt anchors on the B-pillar adjust auto-
matically
in
height when the front seats are moved forward and
back.
1. Disconnect height adjustin g cable from under seat. Re-
move seat. See 520 Seats.
2. Carefully pry off cable wheel assembly from floor. Pry
up door sill plate and peel back carp et to access cable.
3. Remove trim cover from B-pillar. See Fig. 1.
00 11857
Fig . 1.
B ,plilar
trim
panel
retaining cups
(arrow s).
FRONT SEA T BEL T ASSEMBL Y