Driver Alert System - Ldw - Volvo V70 Owner's Manual

04 Comfort and driving pleasure

Driver Alert System - LDW*

General information on Lane Departure
Warning - LDW
04
The function is intended to reduce the risk for
single-vehicle accidents – accidents where, in
certain situations, the vehicle leaves the car-
riageway and is in danger of driving either into
a ditch or into oncoming traffic.
LDW consists of a camera that detects the side
markings painted on the carriageway. The
driver is alerted by an acoustic signal if the
vehicle crosses a side marking.
1 A warning is still given when Increased sensitivity
*
178
Option/accessory, for more information, see Introduction.
Operation and function
The function is switched on or off by means of
a switch on the centre console. An indicator
lamp in the button illuminates when the func-
tion is switched on.
The trip computer display shows
Warn Unavailable when the function is in
standby mode.
The LDW function is activated automatically
from standby mode after the camera has scan-
ned in the carriageway's side markings and
speed exceeds 65 km/h. The trip computer
display then shows Lane Depart Warn
Available .
is selected, see page 180.
If the camera can no longer detect the carria-
geway's side markings or if speed decreases
to below 60 km/h then the function resumes
standby mode and the display shows
Depart Warn Unavailable
If the vehicle crosses the left or right-hand side
marking of the carriageway without due cause
then the driver is alerted by an acoustic signal.
No warning is given in the following situations:
•
Direction indicators activated
•
The driver has his/her foot on the brake
1
pedal
•
In the event of the accelerator pedal being
depressed rapidly
•
In the event of rapid steering wheel move-
1
ments
Lane Depart
•
In the event of a sudden turn so that the car
rolls.
The camera sensor also has certain limitations.
For more information, see page 172.
NOTE
The driver is only warned once each time the
wheels cross a line. So there is no acoustic
alarm when there is a line between the car's
wheels.
Lane
.
1