Introduction
The Dynamic Stability and Traction Control system (DSTC) consists of a number of functions designed help reduce wheel spin, counteract skidding, and to generally help improve directional stability.
http://opusmakina.com/CAUTION A pulsating sound will be audible when the system is actively operating and is normal.
See also:
General information
The infotainment system in your vehicle is
available in two versions: ...
Checking tire pressure
A certain amount of air seepage from the tires
occurs naturally and tire pressure fluctuates
with seasonal changes in temperature. Always
check tire pressure regularly.
Cold tires
Inflation press ...
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 ...