1999 AUDI A4 airbag

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.
Pa
ge 28 of 75 Airba
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11/19/2002 htt
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pair&id=AUDI.B5.BD03.69.3

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
ge 29 of 75 Airba
gs, servicin
g
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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yp
e=re
pair&id=AUDI.B5.BD03.69.3

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
ge 30 of 75 Airba
gs, servicin
g
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
play?action=Goto&t
yp
e=re
pair&id=AUDI.B5.BD03.69.3

69-63


Sport steering wheel, removing and
installing

Removing
Installing - Remove airbag unit page Page 69
-61
.
- Center steering wheel (wheels straight).
- Remove bolt - 4 - .
- Center steering wheel (wheels straight).
- Replace bolt - 4 - and tighten to 60 Nm (44 ft lb).
- Install airbag unit page Page 69
-61
.
Pa
ge 31 of 75 Airba
gs, servicin
g
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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yp
e=re
pair&id=AUDI.B5.BD03.69.3

69-64


Spiral spring ( m.y. 1998), removing and
installing

WARNING!
Follow all safety precautions when working on
airbags page 69
-40
.
Repair Manual, Suspension, Wheels, Steering,
Repair Group 48

- Disconnect battery Ground (GND) strap.
- Wheels must be facing straight ahead.
- Remove airbag unit page 69
-53
.
- Remove steering wheel.- Remove bolts -5- (4x) from carrier unit -6-.
Pa
ge 32 of 75 Airba
gs, servicin
g
11/19/2002 htt
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e=re
pair&id=AUDI.B5.BD03.69.3

69-65


WARNING!
Steering wheel and spiral spring can only be
removed with the wheel straight-ahead. Do not
rotate spiral spring after it is removed.
Notes: - Remove bolts -7- (4x) from spiral spring -8-.

Even if spiral spring has been turned, determine
center position.
From the center position, the spiral spring
should rotate approx. 3 1/2 revolutions in both
directions.
1 -
Airbag unit
2 -
Harness connector for airbag and horn
3 -
Mounting bolt for steering wheel
4 -
Harness connector for horn
5 -
Bolt (4x)
Pa
ge 33 of 75 Airba
gs, servicin
g
11/19/2002 htt
p://127.0.0.1:8080/audi/servlet/Dis
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pair&id=AUDI.B5.BD03.69.3

69-67


Sport steering wheel spiral spring ( m.y.
1998), removing and installing

Notes:
Wheels must be facing straight ahead.
Before removing spiral spring, remove airbag
unit and steering wheel.
- Remove bolts -1- (3x).
- Tightening torque: 5 Nm (44 in. lb)
- Remove carrier unit. Disconnect harness
connectors.
- Remove bolts -5- (3x).
- Tightening torque: 5 Nm (44 in. lb)
- Remove lower part of carrier unit. Disconnect
harness connectors.
- Remove bolts securing spiral spring.
- Pull spiral spring downward and remove. Do not
rotate spiral spring while it is removed.
Pa
ge 35 of 75 Airba
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g
11/19/2002 htt
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pair&id=AUDI.B5.BD03.69.3

69-68

Spiral spring, removing and installing


Driver-side airbag unit and steering wheel
removed

- Pull steering column all the way out and down.

- Remove bolt -1- (2x).
Tightening torque: 2.8 Nm (25 in. lb)
- Remove handle -2-.

To install, insert upper shell into retaining tab in lower shell, swing down
and install screws. - Remove two Phillips-head screws (arrows).
Tightening torque: 0.6 Nm (5 in. lb)
- Remove upper section of steering column switch -1-.
Pa
ge 36 of 75 Airba
gs, servicin
g
11/19/2002 htt
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yp
e=re
pair&id=AUDI.B5.BD03.69.3