See also:

Three-way catalytic converter
• Keep your engine properly tuned. Certain engine malfunctions, particularly involving the electrical, fuel or distributor ignition systems, may cause unusually high threeway catalytic convert ...

Occupant safety
Safety is Volvo's cornerstone. Our concern dates back to 1927 when the first Volvo rolled off the production line. Three-point seat belts (a Volvo invention), safety cages, and energyabsorbing ...

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 ...