1997 VOLKSWAGEN PASSAT AIR

Downloaded from www.Manualslib.com manuals search engine 48-7

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

Downloaded from www.Manualslib.com manuals search engine 48-8

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

Downloaded from www.Manualslib.com manuals search engine 48-10

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

Downloaded from www.Manualslib.com manuals search engine 48-11

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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8 - Clamping sleeve
9 - Mounting bracket Before assembling,
coat side sliding
surfaces with MoS
2
paste
10 - Bolt with left-hand
thread Tighten to 22 Nm (16 ft lb), After tightening install
locking plate
11 - Locking plate
12 - Locking plate nut, 8
Nm (70 in. Ib) Self-locking Always replace 13 - Washer
14 - Shear bolt Tighten until head
shears off Page 12 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1

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Pump delivery pressure, checking

- Disconnect pump pressure line. Test requirements: - Install adapter and test equipment. Cut-off valve
on gauge open.
- Start engine and if necessary add fluid to reservoir. A - VAG 1402/2 B - VAG 1402/1 C - Hose from adapter kit VAG 1402/6 D - VAG 1402 V-belt/V-belt tension OK. System not leaking. Hoses/lines are not kinked or restricted. Page 13 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1

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- With engine running at idling speed. Close cut-
off valve (not longer than 5 seconds) and read
off pressure.

Specification: 85 - 95 bar (1232 - 1377
psi)

Note:
If the reading is higher or lower than specified
replace pump.
Vehicles with up to 110 kW engine Page 48-90 . Vehicles with 128 kW engine Page 48-97 . If reservoir fluid level is low then check steering
system for leaks.
For leaks at the pinion first check the lines/line
connections for leaks and if necessary tighten
and wipe dry.
If the pinion seal or the rack seals in steering
box housing are leaking then replace steering
gear.
To check the rack seals loosen the clamp on
the boot and push to one side. Page 14 of 99Steering12/7/2004http://ebahn.bentleypublishers.com/vw/servlet/Display?action=Goto&type=repair&id=VW.B4.SU01.48.1