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 converte ...

Checking and adding oil
Location of the filler cap and dipstick Volvo recommends Castrol oil products NOTE Before checking the oil: The car should be parked on a level surface. If the engine is warm, wait f ...

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 ...