Safety

All-disc antilock brakes, traction control, side-impact and side curtain-type airbags, and Volvo's Whiplash Protection Seating System are standard. Dynamic Stability and Traction Control is optional.
See also:
Warranty
As you'd expect, the Volvo S40 saloon is supported by a comprehensive
warranty. The standard mechanical warranty is three years/60,000 miles
(whichever comes first), plus there's a three-year, unl ...
Oil volume
...
Trailer Stability Assist – TSA
Trailer Stability Assist helps stabilize a vehicle
that is towing a trailer when the vehicle and
trailer have begun to sway. See page 279 for
more information.
This system is automatically deac ...
