Discovery II
REAR SUSPENSION
REPAIRS
64-35
Sensor - height - SLS
$% 64.36.01
WARNING: Ensure the air suspension system is
made safe before commencing work. Otherwise
the chassis may lower onto the bump stops
during repair.
Remove
1. Raise rear of vehicle.
WARNING: Do not work on or under a
vehicle supported only by a jack. Always
support the vehicle on safety stands.
2. Disconnect height sensor multiplug.
3. Remove bolt securing height sensor link to
radius arm.
4. Remove 2 bolts securing height sensor to
chassis and remove height sensor.
Refit
1. Position height sensor to chassis and tighten
bolts to 6 Nm (4.4 lbf.ft).
2. Position height sensor link to radius arm and
tighten bolt to 25 Nm (18 lbf.ft).
3. Connect height sensor multiplug.
4. Remove stand(s) and lower vehicle.
5. Use TestBook to calibrate height sensor.
Compressor unit - air - SLS
$% 64.50.10
WARNING: Ensure the air suspension system is
made safe before commencing work. Otherwise
the chassis may lower onto the bump stops
during repair.
Remove
1. Using TestBook, depressurise SLS air system.
After depressurisation, approximately 1 bar
(15 lbf.in
2
) air pressure remains in the
system.
2. Release 2 fasteners and remove air
compressor unit cover.
3. Remove 2 bolts securing air compressor unit to
chassis. Release unit and lower onto blocks to
support the weight.
4. Noting their fitted position, disconnect pipes
from air valves.
CAUTION: Always fit plugs to open
connections to prevent contamination.