See also:

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/ ...

Introduction
The Driver Alert System is designed to help a driver who may be becoming fatigued or who is inadvertently leaving the lane. The Driver Alert System consists of two different functions that can be s ...

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 ...