AUDI A4 1999 B5 / 1.G Airbag Service Owner's Manual

Page 21 of 75

- Switch ignition on and connect battery Ground (GND) strap.
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Page 22 of 75

69-54


Driver-side airbag unit (m.y. 1998 ),
removing and installing

WARNING!
Follow all safety precautions when working on
the airbag page 69
-40
.
1 -
Steering wheel
Removing page 69
-57
- Secure loose cable at location indicated
by arrow -A-.
2 -
Harness connector for spiral spring
3 -
Harness connector for airbag unit
4 -
Multipoint socket
Always replace60 Nm (44 ft lb)
5 -
Airbag unit
6 -
Threaded bushing
7 -
Torx bolt (T30)
8 -
Torx wrench (T30)
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Page 23 of 75

69-55


Removing
WARNING!
Follow all safety precautions when working on
airbag page 69
-40
. 9 -
Spiral spring
10 -
Harness connector for heated steering
wheel
- Release steering wheel adjuster.
- Pull steering wheel as far out and up as possible.
- Place steering wheel vertical.
-
Remove Torx bolt (T30).-
Turn steering wheel 1/2 turn (180 ) back and
remove second Torx bolt (T30). - Pull connector - 3 - from airbag unit.
- Place airbag unit on appropriate surface with
impact padding facing up.
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Page 24 of 75

69-56


Installing
WARNING!
Make sure no one is in vehicle. - When installing, make sure connector audibly
engages (clicks).
- Switch ignition on and connect battery Ground
(GND) strap.
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Page 25 of 75

69-57


Steering wheel, removing and installing

Removing
Installing - Remove airbag unit page 69
-54
.
- Center steering wheel (wheels are straight).
- Remove bolt - 4 -.
- Disconnect harness connectors - 2 - and - 10 -.
- Center steering wheel (wheels straight).
- When installing, make sure harness connectors
audibly engage (click).
- Replace bolt - 4 - and tighten to 60 Nm (44 ft lb).
- Install airbag unit page Page 69
-54
.
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Page 26 of 75

69-58


Driver-side airbag for sport steering wheel
( m.y. 1998), removing and installing

WARNING!
Follow all safety precautions when working on
airbags page 69
-40
.
1 -
Bolts to secure upper part of carrier unit
5 Nm (44 in. lb)
2 -
Harness connector for airbag unit
3 -
Airbag unit
4 -
Nut for steering wheel 42 Nm (31 ft lb)
5 -
Bolts to secure lower part of carrier unit. 5 Nm (44 in. lb).
6 -
Torx bolt (T30) 6 Nm (53 in. lb)
7 -
Securing cable for spiral spring
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Page 27 of 75

69-59


Removing
Installing
Notes:
WARNING!
Make sure no one is in vehicle. 8 -
Spiral spring
9 -
Journal
10 -
Transportation protection
- Unbolt airbag unit from behind using
Torx wrench (T30).
- Remove airbag unit -3- and disconnect
harness connector -2-.
- Place airbag unit on appropriate surface
with impact padding facing up.
Make sure harness connector -2- audibly
engages (clicks). When installing airbag unit, first tighten
right Torx bolt.
- Switch ignition on and connect battery Ground
(GND) strap.
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Page 28 of 75

69-60

Airbag sport steering wheel, retrofitting


For vehicles m.y. 1995 that were equipped
with an airbag as standard equipment, an Audi
dealer can retrofit the vehicle with an airbag sport
steering wheel.
The following components are required: airbag
sport steering wheel, airbag unit and applicable
label for the vehicle (e.g. S4).
Remove the sticker with the expiration date from
the new airbag unit and apply it to the airbag
identification plate on the lower driver-side B-
pillar.
If the vehicle does not have a label, note airbag
replacement in the maintenance plan.
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Page 29 of 75

69-61


Driver-side airbag for sport steering wheel
(m.y. 1998 ), removing and installing

WARNING!
Follow all safety precautions when working on
airbags page 69
-40
.
1 -
Sport steering wheel
Removing page 69
-63
2 -
Harness connector for spiral spring
3 -
Airbag unit
4 -
Multipoint socket
Always replace60 Nm (44 ft lb)
5 -
Torx bolt (T30) 7 Nm (62 in. lb)
6 -
Torx wrench (T30)
7 -
Spiral spring
Pa
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Page 30 of 75

69-62


Removing
WARNING!
Follow all safety precautions when working on
airbags page 69
-40
.
Installing
WARNING!
Make sure no one is in vehicle.
-
Unbolt airbag unit using Torx wrench (T30).- Disconnect harness connector - 2 -.
- Place airbag unit on appropriate surface with
impact padding facing up.
- Make sure harness connector - 2 - audibly
engages (clicks).
- Install airbag unit and tighten to 7 Nm (62 in. lb).
- Switch ignition on and connect battery Ground
(GND) strap.
Pa
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11/19/2002 htt
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pair&id=AUDI.B5.BD03.69.3

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