Activating/deactivating warning signals

The collision warning system’s visual signals are activated automatically when the engine is started if the collision warning system is switched on.
The audible warning signal can be activated/ deactivated by pressing MY CAR on the center console control panel and going to Settings Car settings Driver support systems Warning sound if risk of collision.
See also:
Automatically folding down the rear seat’s outboard head restraints
Automatically folding down the rear seat’s outboard head restraints
1. The ignition must be in mode I or II.
2. Press the button to lower the rear head
restraints for improved visibility.
NOTE
...
Replacing batteries in the headphones
The headphones use two AAA batteries.
It is advisable to have extra batteries on hand
during long trips.
Battery cover and retaining screw
1. Unscrew the retaining screw and remove
the batter ...
Driving Dynamics: Engines
The Volvo S40 is available with a range of high-tech engines that reflect its
role as a premium alternative. Three new engines joined the range in 2007: a 145
PS 2.0-litre petrol, a five-cylinder ...
