warning AUDI A4 1998 B5 / 1.G Airbag Service Owner's Manual

69-77


WARNING!
WARNING!
Make sure no one is in vehicle. 8 -
Bar in connector
Installing:

To ensure that the side airbag functions
properly, when working on backrest cover,
always install new upholstery clips in the
same locations they were removed from.
Only use seat covers approved for use with
side airbags.
- Install harness connector -2- at same
location as when removed and ensure
that bar -8- points toward tunnel.
- Switch ignition on.
- Close doors.
- Connect battery Ground (GND) strap.
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69-78


WARNING!
When installing side airbag cable -1-, make sure that it doesn't rub
against any moving parts. Fig. 1 Wiring location on outer edge of seat
- Remove backrest cover page 74
-12
.
- Unclip clip -2- (1x).
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69-79

Side airbag unit, removing and installing


WARNING!

Before starting work on seats, connect
VAS5094 airbag adapter page 72
-9 .

Removing

WARNING!
Note:
Illustration is shown without anti-crush fleece. - Remove bolts -2- (2x).
Do NOT reuse bolts -2-. Replace the metal bolts with M5 bolts and
nuts supplied. Drill mounting holes to 5.5 mm.Tightening torque: 5.5 Nm (49 in. lb)
- Carefully disconnect side airbag -1- at retaining clip -5-.
- Remove side airbag -1-.
- Place airbag unit on appropriate surface with impact padding facing up.
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69-81


Side airbag for Recaro seat, removing and
installing

WARNING!

Follow all safety precautions when working
on side airbag.
Before starting work on seats, connect
VAS5094 airbag adapter page 72
-9 .
1 -
Backrest
2 -
Side airbag unit
Removing:
- Remove Recaro seat page 72
-25
.
- Remove mounting trim page 72
-41
.
- Disconnect yellow airbag harness
connector under seat.
- Disconnect black Ground (GND) harness
connector for airbag, located under seat.
- Unbolt bolt -4- on retainer -6- on
underside of side airbag unit -2-.
- Push side airbag unit -2- downward.
- Carefully pull out side airbag unit -2-.
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69-82


WARNING!
Make sure vehicle is not occupied.
Note:
Always replace bolt -4-. Installing:
- Install side airbag unit -2- so that
engaging pins -3- engage in locating
holes -7-.
- Push side airbag unit up to stop.
- Tighten new bolt -4- on side airbag unit
to 10 Nm (7 ft lb).
- Install airbag cable -5-.
- Connect yellow harness connector of
airbag cable and black harness
connector for airbag Ground (GND) strap
underneath seat.
- Reinstall mounting trim.
3 -
Engaging pins
4 -
Bolt
10 Nm (7 ft lb)
5 -
Airbag cable
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69-83

Seat occupant sensor, removing and
installing


WARNING!

Before starting work on seats, connect VAS
5094 airbag adapter page 72
-9 .

Note:
The seat occupant sensor will be used at a later
time.

Note:
Sensor mat is only available as a replacement part which includes seat
heater and seat cushion. - Removing seat page 72
-2 .
- Remove seat cover page 74
-15
.
- Press retaining tabs -3- and disconnect connector -1- for seat occupant
sensor from connector strip -4-.
- Disconnect Ground (GND) strap from harness connector -1- (location -
4-).
- Unclip harness connector -5- and disconnect intermediate connector to
backrest.
- Remove seat cushion along with sensor mat and seat heater from seat
pan.
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69-85

Crash sensor for side airbag, removing
and installing


WARNING!

Before starting work on seats, connect VAS
5094 airbag adapter page 72
-9 .

Notes:

A crash sensor for the side airbag is located
under both the driver's and passenger's seats.
Both crash sensors for the side airbags are
identical.
When installed, the arrow points down.
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69-86

Removing

- Disconnect battery Ground (GND) strap.

- Remove front seat page 72
-2 .

- Remove lower A-pillar trim page 70
-72
.

- Unclip sill molding and fold upward.

- Pull up floor mat -4- near sensor.

- Disconnect harness connector -2- from crash
sensor for side airbag -1-.

Installing
WARNING! - Remove bolts -3- (2x).
Tightening torque: 6 Nm (53 in. lb)
- Remove crash sensor for side airbag -1-.
- Switch ignition on.
- Close doors.
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69-88


Side curtain protection airbag (sedan),
removing and installing

WARNING!
Follow all safety precautions when working on
airbags page 69
-40
and side curtain airbag
page 69
-49
.
1 -
Side curtain airbag
Removing:
- Remove upper A-pillar trim panel
page 70
-88
.
- Remove upper B-pillar trim without
loosening seat belt page 70
-91
.
- Remove upper D-pillar trim page 70
-
96
.
- Remove bolts - 4 - (2x).
- Unclip side curtain airbag at clip - 3 -.
- Fold front portion of side curtain airbag
toward rear and secure at Velcro strip
(inset). - Disconnect harness connector for side
curtain airbag Fig. 2
.
- Remove bolts - 8 - (2x).
- Remove igniter - 5 - at clip - 7 -.
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69-89


WARNING!
Always follow installation sequence for side
curtain airbag.
WARNING!
Make sure the passenger compartment is not - Remove side curtain airbag - 1 - by grab
handle adapters - 2 -.
Installing:
- Secure side curtain airbag at grab handle
adapters - 2 - (2x) using pre-assembly
clips Fig. 5

- Clip igniter - 5 - in at clip - 7 -.
- Install bolts - 8 - (2x) Fig. 1
.
- Release front portion of airbag - 1 - and
fold it back to A-pillar, during this, twist-
securing seam -A- must face center of
vehicle.
- Clip in side curtain airbag using clip - 3 -.
- Install bolt - 4 - Fig. 3
.
- Remainder of installation is in reverse
order of removal
- Switch ignition on.
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