Volvo 2008 V70 Owner's Manual page 165

This function is designed to help reduce the risk of accidents in situations where the vehicle leaves its lane and there is
a risk of driving off the road or into the opposite lane.
LDW consists of a camera that monitors the lane's side marker lines. The driver is alerted by an audible signal if the
vehicle crosses a side marker line or the road's center dividing line.
Operation and function
LDW can be switched on or off by pressing the button on the center console. A light in the button illuminates when the
function is on.
The trip computer display shows
When LDW is in standby mode, the function is activated automatically after the camera has monitored the road's side
marker lines and the vehicle's speed exceeds 40 mph (65 km/h).
If the camera can no longer monitor the road's side marker lines, or if the vehicle's speed falls below 37 mph (60
km/h), LDW will return to standby mode and
If the vehicle unexpectedly crosses the lane's left or right side marker lines, the driver will be alerted by an audible
signal.
No warning signal will be given in the following situations:
The turn signal is being used
The driver's foot is on the brake pedal
The throttle pedal is pressed quickly
If the steering wheel is moved quickly
In sharp turns that cause the vehicle's body to sway.
The camera also has certain limitations. See
WARNING
Lane Depart Warn Unavailable
Lane Depart Warn Unavailable
1
page 170 for information.
when the function is in standby mode.
Lane Depart Warn Available
will be displayed.
will be displayed.