2006 VOLVO XC90
Vehicle load, tire design and inflation pressure all affect vehicle hand\
ling. Therefore, check that the tires
are inflated to the recommended pressure according to the vehicle load. \
See "Tire pressure" section.
Loads should be distributed so that capacity weight or maximum permissib\
le axle loads are not exceeded.
Driving on rough/unpaved surfaces
The Volvo XC90 is designed primarily for onroad driving, and it has exce\
llent handling characteristics
on very rough or unpaved roads.
When driving on poorly maintained or unpaved roads, please keep the foll\
owing in mind:
l Reduce speed on rough surfaces to minimize possible damage to the vehicl\
e's underbody.
l When driving on soft surfaces such as dry sand or snow, try to avoid sto\
pping if at all possible.
WARNING!
Avoid driving diagonally across steep inclines as this could increase th\
e risk of a roll-over. Try to
drive straight up or down the slope.
If the road is very steep, avoid turning the vehicle around to help avoi\
d the risk of rolling over. Back
the vehicle up or down the incline instead.
NOTE: Avoid driving on steep inclines if the fuel tank is nearly empty. If the\
flow of fuel to the engine
is interrupted due to the vehicle's angle of inclination, this could res\
ult in damage to the three-way
catalytic converter. We recommend keeping the fuel tank at least half fu\
ll when driving on steep inclines.
Driving through water
l The vehicle should not be driven through water that is deeper than 18 in\
ches (48 cm). Driving through
deeper water could result in damage to transmission components or the di\
fferential, or to the engine if
excess water is drawn in through the air intake system.
l Drive slowly and avoid stopping when driving through water.
l After having driven through water, apply the brakes lightly several time\
s to remove water, mud, etc
from the brake discs.
l Never allow the vehicle to stand in water above the door sills. This cou\
ld result in damage to the
electrical system.
Conserving electrical current
Keep the following in mind to help minimize battery drain:
l When the engine is not running, avoid turning the ignition key to positi\
on II (see page 90). Many
electrical systems (the audio system, the optional infotainment/navigat\
ion systems, power windows, etc)
will function with the ignition key in position I. This position reduces\
drain on the battery.
l Please keep in mind that using systems, accessories, etc that consume a \
great deal of current when the
engine is not running could result in the battery being completely drain\
ed.
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2006 VOLVO XC90
D (Drive)
D is the normal driving position and should be used as often as possible\
to help improve fuel economy.
The vehicle should not be moving when shifting from R to the D position.
Shiftgate positions
NOTE:
l 5-cylinder turbo engine: 5 forward speeds.
l 8-cylinder engine: 6 forward speeds.
Automatic transmission - shift gate positions
Depress the button on the front of the gear selector knob to move betwee\
n the R, N, D, and P positions.
Kickdown
Automatic shift to a lower gear (kickdown) is achieved by depressing t\
he accelerator pedal fully and
briskly. An upshift will occur when approaching the top speed for a part\
icular gear or by releasing the
accelerator pedal slightly. Kickdown can be used for maximum acceleratio\
n or when passing at highway
speeds.
NOTE: The gear selector must be in the D (Drive) position for kickdown to fu\
nction.
pg. 94 Starting and driving
Automatic transmission with Geartronic (contd)
Manual shifting - Geartronic
You can move the gear selector freely between the (MAN)ual and (D)rive positions while driving.
l Models equipped with a 5-cylinder turbo engine have five forward speeds,\
and models with the V8
engine have 6 forward speeds.
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pg. 96 Starting and driving
Brake system
BRAKE Brake circuit malfunction
The brake system is a hydraulic system consisting of two master cylinder\
s and two separate brake
circuits. If a problem should occur in one of these circuits, it is stil\
l possible to stop the vehicle with the
other brake circuit.
If the brake pedal must be depressed farther than normal and requires gr\
eater foot pressure, the stopping
distance will be longer.
A warning light in the instrument panel will light up to warn the driver\
that a fault has occurred.
If this light comes on while driving or braking, stop immediately and ch\
eck the brake fluid level in the
reservoir.
NOTE: Press the brake pedal hard and maintain pressure on the pedal - do not p\
ump the brakes.
WARNING!
If the fluid level is below the MIN mark in the reservoir or if a "Brake\
failure - Service urgent"
message is displayed in the text window: DO NOT DRIVE. Have the vehicle \
towed to a Volvo
retailer and have the brake system inspected.
NOTE: When the vehicle is at a standstill and the engine is idling, e.g. at a \
traffic light and the brake
pedal is depressed, the pedal may go down slightly. This is a normal fun\
ction of the power-assisted
brake system.
Power brakes function only when the engine is running
The power brakes utilize vacuum pressure which is only created when the \
engine is running. Never let
the vehicle roll to a stop with the engine switched off.
If the power brakes are not working, the brake pedal must be pressed app\
roximately four times harder
than usual to make up for the lack of power assistance. This can happen \
for example when towing your
vehicle or if the engine is switched off when the vehicle is rolling. Th\
e brake pedal feels harder than
usual.
Water on brake discs and brake pads affects braking
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2006 VOLVO XC90
Driving in rain and slush or passing through an automatic car wash can c\
ause water to collect on the
brake discs and pads. This will cause a delay in braking effect when the\
pedal is depressed. To avoid
such a delay when the brakes are needed, depress the pedal occasionally \
when driving through rain,
slush, etc. This will remove the water from the brakes. Check that brake\
application feels normal. This
should also be done after washing or starting in very damp or cold weath\
er.
Severe strain on the brake system
The brakes will be subject to severe strain when driving in mountains or\
hilly areas, or when towing a
trailer. Vehicle speed is usually slower, which means that the cooling o\
f the brakes is less efficient than
when driving on level roads. To reduce the strain on the brakes, shift i\
nto a lower gear and let the engine
help with the braking. Do not forget that if you are towing a trailer, t\
he brakes will be subjected to a
greater than normal load.
pg. 97 Starting and driving
Brake system (contd)
Anti-lock brakes (ABS)
If the warning lamp lights up there is a malfunction of the ABS system (\
the standard braking system will
however function) and the vehicle should be driven cautiously to a Volv\
o retailer for inspection. The
Anti-lock Braking System (ABS) helps to improve vehicle control (stop\
ping and steering) during severe
braking conditions by limiting brake lockup. When the system "senses" im\
pending lockup, braking
pressure is automatically modulated in order to help prevent lockup, whi\
ch could lead to a skid.
This system performs a self-diagnostic test when the engine is started a\
nd when the vehicle first
reaches a speed of approximately 12 mph (20 km/h). The brake pedal will pulsate several times and a
sound may be audible from the ABS control module. This is normal.
To obtain optimal effect from the ABS system, constant pressure should b\
e kept on the brake pedal. Do
not pump the brake pedal.
The switching of the ABS modulator will be audible and the brake pedal w\
ill pulsate during braking.
Please be aware that ABS does not increase the absolute braking potentia\
l of the vehicle. While control
will be enhanced, ABS will not shorten stopping distances on slippery su\
rfaces.
ABS with EBD (Electronic Brake Force Distribution)
EBD is an integrated part of the ABS system. EBD regulates the hydraulic\
pressure to the rear brakes to
help provide optimal braking capacity. The brake pedal will pulsate duri\
ng braking, which is normal.
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2006 VOLVO XC90
If the BRAKE and ABS warning lights come on at the same time, this could\
indicate a fault in the brake
system.
l Stop the vehicle in a suitable place and switch off the engine.
l Restart the engine.
l If both warning lights go off, no further action is required.
l If both lights are still on after the engine has been restarted, switch \
off the engine again and check the
brake fluid level (see
page 147 for the location of the brake fluid reservoir).
l If the brake fluid level is above the MIN mark, drive carefully to an au\
thorized Volvo retailer and
have the brake system inspected.
WARNING!
If the fluid level is below the MIN mark in the reservoir or if a "Brake\
failure - Service urgent"
message is displayed in the text window: DO NOT DRIVE. Have the vehicle \
towed to a Volvo
retailer and have the brake system inspected.
Emergency Brake Assistance (EBA)
EBA is designed to provide full brake effect immediately in the event of\
sudden, hard braking. The
system is activated by the speed with which you depress the brake pedal.\
NOTE:
l When the EBA system is activated, the brake pedal will go down and press\
ure in the brake system
immediately increases to the maximum level. You must maintain full press\
ure on the brake pedal in
order to utilize the system completely. EBA is automatically deactivated\
when the brake pedal is
released.
l When the vehicle has been parked for some time, the brake pedal may sink\
more than usual when the
engine is started. This is normal and the pedal will return to its usual\
position when it is released.
pg. 98 Starting and driving
Dynamic Stability Traction Control (DSTC)
The DSTC system on the Volvo XC90 consists of a number of functions:
1. Traction control (TC)
This function is designed to help reduce wheel spin by transferring powe\
r from a drive wheel that begins
to lose traction to the wheel on the opposite side of the vehicle (on t\
he same axle). TC monitors and
compares the rotational speed of the drive wheels. If one of the drive w\
heels shows a tendency to spin,
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The button must be pressed for at least a half second to prevent SC from\
being switched off
inadvertently.
When the system has been switched off, the green indicator lamp in the b\
utton will go out and "DSTC
SPIN CONTROL OFF" will be displayed in the text window.
All DSTC functions are (re)activated each time the engine is started.
pg. 99 Starting and driving
Dynamic Stability Traction Control (DSTC) (contd)
The Stability Control indicator light
The Stability Control indicator light will come on for approximately 2 s\
econds when the ignition is
switched on as the system performs a self-diagnostic test.
The Stability Control indicator light will flash when:
l Traction Control is actively functioning to help avoid drive-wheel spin.\
l Spin Control is actively functioning to help avoid loss of traction duri\
ng acceleration.
l Active Yaw Control is actively functioning to help avoid skids or latera\
l slides.
l Roll Stability Control is actively functioning to help avoid a roll-over\
situation.
The warning symbol in the instrument panel
A steady yellow glow indicates:
l That the system has been automatically disengaged due to a fault. "ANTI \
SKID SERVICE
REQUIRED" will be displayed in the text window. If this occurs, stop the\
vehicle in a suitable place,
switch off and restart the engine. If the light remains on, an authorize\
d Volvo retailer should check the
system.
l In the event of high brake temperature, "TRACTION CONTROL TEMPORARILY OF\
F" will be
displayed in the text window.
The system will automatically switch on again when the brakes have coole\
d.
pg. 100 Starting and driving
Park assist
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2006 VOLVO XC90
A-front (accessory as available), B-rear (option)
Front/rear park assist
The park assist system(s) are designed to assist you when driving into\
parking spaces, garages, etc. They
utilize ultrasound sensors located in the bumpers to measure the distanc\
e to a vehicle or other object, or
a person who may be close to the front or rear of the vehicle.
When is park assist active?
Front: the system is active from the time the engine is started until the car \
exceeds a speed of
approximately 10 mph (15 km/h).
Rear: when the engine is running and reverse gear is selected.
NOTE:
l If the vehicle is equipped with front and rear park assist, both systems\
will either be activated or
deactivated together. They cannot be used separately.
l The indicator light in the button (see the illustration on page 27) will light up to indicate that park
assist system(s) are activated.
When park assist is actively working:
1. The audio system's volume will be reduced.
2. An intermittent signal will be audible from the speakers to indicate \
that you are approaching a person,
object, parked vehicle, etc.
The signals begin when the distance between the bumper and the object is\
:
Rear: approximately 5 feet (1.5 meters)
Front: approximately 2.5 ft (0.8 meters).
3. At a distance of approximately 1 foot (30 cm), the signal will beco\
me constant.
Deactivating the system(s)
1. Press the Park assist button on the center console (see
page 27) to temporarily deactivate the system(s).
2. The indicator light in the button will go out when the system(s) ha\
ve been deactivated.
3. If the vehicle is equipped with front and rear park assist, both syst\
ems will be deactivated by pressing
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2006 VOLVO XC90
the button.
NOTE: It may be necessary to deactivate one or both of the park assist system\
s in certain cases.
l Rear park assist: towing a trailer, carrying bicycles in a rear-mounted carrier, etc, co\
uld trigger the
rear park assist system's sensors.
l Front park assist: it may not be possible to combine auxiliary headlights and front park \
assist since
these lights could trigger the system's sensors.
Faults in the system
If a fault should occur in the system, the LED in the button will be swi\
tched off and a message will be
displayed in the text window.
Cleaning the sensors
For the system to function properly, the sensors in the front and/or rea\
r bumpers should be kept clean.
They can be cleaned with car washing detergent and a sponge.
WARNING!
This system is designed to be a supplementary aid when the vehicle is ba\
cking up. It is not, however,
intended to replace the driver's attention and judgement.
pg. 101 Starting and driving
Towing
Positions for attaching towing eyelets
Emergency towing
The towing eyelet is located in the tool bag, under the floor of the car\
go area. This eyelet must be
screwed into the positions provided on the right sides of either the fro\
nt or rear bumper (see illustrations).
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