Volvo XC90 Owner's Manual page 428

STARTING AND DRIVING
Activating and deactivating Hill
Descent Control* using the
function button
There is a function button for assistance on
steep gradients with Hill Descent Control
the center display's Function view if the vehi-
cle is not equipped with a drive mode control
in the tunnel console.
Selecting Hill Descent Control in the
center display's Function view
HDC only works at low speeds.
Tap the Hill Descent Control
–
activate or deactivate the function.
> An indicator light in the button will illu-
minate when the function is activated.
When the engine is switched off, the function
will be automatically deactivated.
NOTE
The function is deactivated when driving at
high speeds and must be reactivated at
lower speeds if so desired.
16 Only available in certain markets.
426
Related information
Hill Descent Control* (p. 425)
•
Changing drive mode* (p. 413)
•
in
button to
Economical driving
Drive economically and more environmentally
conscious by thinking ahead and avoiding
rapid starts and stops.
Adapt your driving style and speed to the cur-
rent traffic conditions.
Observe the following rules:
For lower fuel consumption, activate
•
drive mode.
Use the Eco Coast function in drive mode
•
Eco - engine braking is deactivated, allow-
ing the vehicle's kinetic energy to be used
to roll greater distances.
Use gear D as often as possible and avoid
•
using the kick-down function.
For manual gear shifting, use the highest
•
possible gear for the current traffic situa-
tion and road conditions - fuel consump-
tion is reduced at lower engine speeds
(rpm). Use the gear indicator
Maintain a steady speed and a generous
•
following distance to traffic ahead to mini-
mize braking.
Fuel consumption is increased at high
•
speeds - air resistance increases with
speed.
* Option/accessory.
Eco
16
.