See also:

Lane Departure Warning (LDW)– introduction
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 ...

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 ...

Engine and cooling system
Under special conditions, for example when driving in hilly terrain, extreme heat or with heavy loads, there is a risk that the engine and cooling system will overheat. Proceed as follows to avoid ...