Land Rover Discovery: Hill descent control (HDC)
Land Rover Discovery (2009–2016) Owner's Manual / Hill descent control (HDC)
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HDC Controls
Hill Descent Control (HDC) is designed to
restrict the vehicle's speed to a set limit
when travelling downhill
Do not attempt a steep descent
if HDC is inoperative or warning
messages are displayed.
Gradient release control (GRC)
With Hill Descent Control (HDC) activated,
if the vehicle is stopped on a slope using
the brake pedal, GRC will become active
(except in the Terrain response system's
Sand program). During a hill asce
Wade sensing
WADE SENSING CONTROLS
Wade sensing should not be used
during off-road driving as rapid
increases in water depth cannot
be detected in time to deliver a
warning message to the driver.
When enter
SEE MORE:
Rear Disc Brake Brake Disc (G1785109) / Removal and Installation
PART(S)
REMOVAL
NOTE:
Removal steps in this procedure may contain installation details.
Connect the diagnostic tool and set the electronic park brake (EPB)
to the maintenance position.
NOTE:
This step is only required if the diagnostic tool is not
available.
Refer to: Electronic Parking Brake Servi
Four-Wheel Drive
Systems - Vehicles
With- Active
Driveline / Description and Operation
COMPONENT LOCATION - VEHICLES WITH ACTIVE DRIVE
LINE
NOTE:
Automatic transmission shown, manual transmission similar
Power Transfer Unit (PTU)
Driveshaft
Rear Drive Unit (RDU)
Hydraulic lines
OVERVIEW
Vehicles with Active Driveline connect to the transmission in the same way
as vehicles wit
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