See also:

Fault tracing and actions
If the message Radar blocked See manual is displayed, this means that the radar signals from the sensor have been obstructed and that a vehicle ahead cannot be detected. This, in turn, means th ...

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 ...

Power steering fluid
Check the level frequently. The fluid does not require changing. The fluid level must be between the MIN and MAX marks. For capacities and recommended fluid grade, see page 341. WARNING I ...