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Airbag unit, removing and installing
Removing
- Disconnect battery Ground strap.
- Center steering wheel (wheels straight-
ahead). Installing
Install in reverse order
Note:
Only use new hex socket head bolts for airbag unit.
Tightening torque: 6.5 Nm (57 in. Ib).
CAUTION!
Make sure that no one is in the vehicle when
connecting the battery Ground strap. - Remove both socket head bolts from airbag unit. - Remove airbag unit from steering wheel and
disconnect wiring connector from airbag unit.
- After installing the airbag unit, switch on ignition
then connect battery Ground strap. Page 7 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Airbag steering wheel, removing and
installing
Removing
- Remove airbag unit. Page 48-7
- Remove trim below steering column switch. Note: - Separate connector (arrow). (Pull foam rubber
sleeve off connector, if installed).
- Remove nut and pull steering wheel off steering
column. After pulling steering wheel off, turn Airbag Spiral
Spring slightly so that the wire (arrow) faces
downward. (Hold steering wheel in installation
position). The spring then locates and is prevented
from turning.
If this step is not performed or if the spring is tufted in
an uncontrolled manner, it can lead to the spring
being overstressed at full lock, causing irreparable
damage. Page 8 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Installing
- Install steering wheel, install nut and tighten.
Tightening torque: 50 Nm (37 ft lb).
- Connect airbag unit connector below steering
wheel.
- Install trim panel below steering column. Make
sure that the centering ring wiring connection is
located in the recess in the trim panel.
- Connect connector in steering wheel to airbag
unit connector.
- Install airbag unit Page 48-7
Note:
Use new hex socket head bolts for airbag unit.
- After installing the airbag steering wheel first
switch on ignition, then connect battery Ground
strap.
CAUTION!
Make sure that no one is in the vehicle when
connecting the battery Ground strap. Page 9 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Airbag Spiral Spring, removing and
installing
Remove airbag unit Page 48-7 Remove steering wheel Page 48-8
- Separate single connector for horn. Install steering wheel Page 48-9
Install airbag unit Page 48-7
Note: - Remove screws -1- and remove Airbag Spiral
Spring -2- from steering wheel. When removing and installing the Airbag Spiral
Spring, ensure that it is in the center position. As a new part the Airbag Spiral Spring is secured
in the center position by a cable tie. Page 10 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Column tube for height
adjustable steering
wheel, removing and
installing
The column tube can be
adjusted in height by approx.
50 mm
1 - Operating lever
2 - Packing plate
3 - Column tube Square housing fits
over mounting bracket
4 - Rubber stop
5 - Return spring Hooked into mounting
bracket and column
tube
6 - Thrust washer
7 - Packing plate Page 11 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Power steering gear, removing and
installing
When working on the power assisted steering
gear:
Absolute cleanliness is required when working
on the power steering.
Thoroughly clean connections and immediate
vicinity before loosening.
Place parts on a clean surface and cover if not
re-installing immediately.
Do not use fluffy cloths. Only unpack parts immediately prior to
installation.
Only use genuine packed parts. Vehicles with four wheel drive observe installing heat shield. Page 15 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Installing
Install in reverse order.
- Check position of steering wheel and, if
necessary, align front end.
Note: Tightening torques: When lifting the engine/transmission assembly
guide the lower half of the universal joint shaft -A-
into the upper half -B- at the same time (second
mechanic necessary). Coat boot with lubricant, e.g. soft soap, before
pulling onto steering gear.
Universal joint shaft 25 Nm (18 ft lb) halves
Steering gear 30 Nm (22 ft lb)
Tie rod joint 35 Nm (26 ft lb)
Subframe front and rear
70 Nm (52 ft lb) and turn 90 further Rear subframe bracket 65 Nm (48 ft lb) Page 18 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1
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Power steering gear, adjusting (TRW)
Note:
Two Mechanics are required when adjusting.
Adjust with engine switched off Adjusting steering box
By turning the steering wheel back and forth (about
30 to center axis) a knocking noise will be heard if
there is excessive play. - Raise vehicle on hoist. - Wheels in straight-ahead position. - Loosen locking nut (counter-hold with 3315/9). - Carefully turn adjustment screw (arrow) into cover
until knocking noise can no longer be heard inside
vehicle.
- Tighten locking nut. - Complete a road test ensuring that when
maneuvring or negotiating corners the steering
self-centers without binding. Page 24 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1