Land Rover Discovery: Vehicle Dynamic Suspension
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Rear right adaptive shock absorber
Rear right spring
Rear right height sensor
Rear left spring
Rear left adaptive shock absorber
Rear left height sensor
Suspension Control Module (SUM)
Fron
The SUM uses a combination of information from other system modules and
data from the height sensors to measure the vehicle and suspension states
and driver inputs. Using this information, the SUM app
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POWER TRANSFER UNIT (PTU)
The Active Driveline Power Transfer Unit (PTU) input shaft is driven directly
from the transmission differential. When the hydraulically operated triple
cone synchroniser is in the disengaged position (B in the following
illustration), the crown wheel shaft and the crown wh
REMOVAL
CAUTION:
Protect the surrounding paintwork to avoid damage.
NOTES:
Removal steps in this procedure may contain installation details.
Right illustration shown, left is similar
WARNING:
Make sure to support the vehicle with axle stands.
Raise and support the vehicle.
Refer to: Wheel and Ti