1998 JAGUAR X308 Steering column

The te
lescopic slider provides driver crash
protection by retracting automatically in the event of an accident; it is clamped in
position to a preset torque.
The motorized upper steering column has the following serviceable parts:
Igniti
on switch assembly.
Igni
ti
on key interlock solenoid.
Ti
lt
motor assembly.
Reach motor assembly.
Manu al Upper Column Assembly


Ite
m
Par
t
Number
De
scr
iption
1-L
o
wer mounting bracket
2-Crash tube
3-Harnes
s c
onnector bracket
4-Tilt motor

5-Reach m
otor
6-Upper
moun
ting bracket
7-Ignition switc
h
(hidden)
8-Igni
ti
on key interlock solenoid
9-S
t
eering wheel mounting shaft
It
e
m
Par
t
Number
De
scr
iption
1-Upper
cowl
2-Lower cowl
3-Colu
mn tilt adjustment lever

4-Col
u
mn reach adjustment lever
5-Di
mm
er switch
Motorized Upper Co
lumn Components

Is adjustable for both til
t and reach.
Has ca

ble operated reach adjustment, using a rack an
d wedge, with approximately 16 latched positions.
Has si
x latched tilt positions steppe
d at approximately 3° intervals.
Has an u
nlatched top tilt position, allowing the column to be
pulled down to engage the first detent without using the
tilt lever.
Has an instrument li
ghti
ng dimmer switch installed on the left-hand side of the lower cowl.
Manual Upper Column Components

The telescopic slider provides driver crash protection by retracting automatically in the event of an accident; it is clamped in
position to a preset torque.
The manual upper steering column has the following serviceable parts:
Igni
tion switch assembly.
Igni

tion key interlock solenoid.
Bowden

cable and lever assembly.
It
em
Par
t Number
De
scription
1-L

ower mounting bracket
2-Crash tube
3-Harnes

s connector bracket
4-Upper

mounting bracket
5-Ignition switc

h (hidden)
6-Igni

tion key interlock solenoid
7-S

teering wheel mounting shaft


The manu
al upper
steering column:

The lower steeri ng col
umn:
Is a han
ded assembly
.
Incorporates
a col
umn to toeboard seal
which comprises a rolling element having two, low friction, PTFE rings. The
rolling element locates in a rubber b oot which seals to the toeboard.
Has a lowe
r universal joint connecting the
lower column to the steering rack.
Has an upper un
iversal joint connecting
the lower column to the upper column.
Has a NVH damper in
corporated into
the upper universal joint assembly.
May be installed in an
y orientation on the universal joint splines.
R
e
quires no setting or adjustment.
Has no s
e
rviceable components.
It is essential to disconnect the lower column from the steer ing rack before removing the engine or front suspension
crossbeam.


It e
m
Par
t
Number
De
scr
iption
1-Boot
2-Uni
v
ersal joint to upper column
3-Lower steeri
ng col
umn shaft
4-R
e
taining bolts
5-Uni
v
ersal joint to steering rack

Lower Steering Column

Steering Column - Steering Colu
mn Lower Shaft
Re
moval and Installation
Remov

al
1.
Raise
and support the vehicle.
For additional informat ion, refer to Section 100
-0
2 Jacking and
Liftin

g
.

2. De
tach the steering
column lower shaft.
1. Loosen the steering column lower shaft sliding joint retaining bolt.
2. Remove and discard the st eering column lower shaft
retaining bolt.
3. Detach the steering column lower shaft.
3. Lower the vehicle.

4. Remove an
d discard the steering
column lower shaft retaining
bolt.

5. De
tach the steering
column lower shaft.
6. Remove the steering column lower shaft.
De
tach the boot.

In
stallation


1.
CAUTIO
N: Make sure the boot
is fully seated at the top
and bottom.
Attach the boot.

2. CAUTI O
NS:
Make sure the steering column lower shaft rolling element
is fully seated into the boot.
Make sure the boot is fully seated at the top and bottom.
Install the steering column lower shaft.

3. CAUTI O
NS:
Make sure the steering column lower shaft is fully installed
to the steering column shaft splines.
Make sure the steering column lower shaft rolling element
is fully seated into the boot.
Attach the steering column lower shaft.
4. WARNING: In stall a new stee ring column lower shaft
r
etaining bolt. Failure to follow this instruction, may result in
personal injury.

CAUTI
ON: Make sure the steering
column lower shaft is fully
installed on the steering column shaft splines.
Install the steering column lower shaft retaining bolt.
Ti
ghten to 28 - 34 Nm.
5.
R
aise the vehicle.

6. WARNING: In
stall a new stee
ring column lower shaft
retaining bolt. Failure to follow this instruction, may result in
personal injury.
Attach the steering column lower shaft. 1. Attach the steering column lower shaft.
2. Install the steering column lower shaft retaining bolt.
1. Tighten to 28 - 34 Nm
.
3

. Tighten to 28 - 34 Nm.

Steering Column Switches -
Torques



Comp

onent
Nm
Swit
ch
gear securing screws
4 -
5
Steeri ng column upper and
l
ower cowl securing screws
1.
5 (
nominal)

Steering Column Switches - Steering Column Switches

Description an
d Operation
Ig

nition Switch
The k
ey-operated ignition switch is located on the right-hand side of the steering colu
mn and has four positions.
Position 'O'

OFF. The only position in which the key can be inserted or re moved. With the key removed, the steering lock engages. The
key can only be removed when the tran smission is in the Park position.
Position 'I'

AUXILIARY. Certain circuits , i.e. radio and windows, can be operat ed without switching on the ignition.
Position 'II'