See also:

Recirculation/air quality system
Recirculation This function can be used to shut out exhaust fumes, smoke, etc., from the passenger compartment. The air in the passenger compartment is then recirculated, i.e., no air f ...

Coolant
Location of the coolant reservoir Normally, the coolant does not need to be changed. If the system must be drained, consult a trained and qualified Volvo service technician. See page 357 for i ...

Engine oil
Engine oil must meet the minimum ILSAC specification GF-4, API SL, or ACEA A1/B1. Lower quality oils may not offer the same fuel economy, engine performance, or engine protection. Volvo recommend ...