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:
Accessory Drive - Ingenium
i4 2.0l Diesel / Diagnosis and Testing
PRINCIPLES OF OPERATION
For a detailed description of the Accessory Drive Belt, refer to the relevant
Description and Operation section in the workshop manual. REFER to:
Accessory Drive (303-05B Accessory Drive - INGENIUM I4 2.0L Diesel,
Description and Operation).
INSPECTION AND VERIFICATION
WARNIN
Topping up the coolant
Never remove the coolant
reservoir filler cap when the
engine is hot. Escaping steam or
scalding water could cause serious
personal injury.
Unscrew the filler cap slowly,
allowing the pressure to escape
before removing completely.
Antifreeze is highly inflammable.
Do not allow antifreeze
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