See also:

Power brakes function only when the engine is running
The power brakes utilize vacuum pressure which is only created when the engine is running. Never let the vehicle roll to a stop with the engine switched off. If the power brakes are not working, ...

Scan
This function plays the first ten seconds of each track/audio file. To start scanning: 1. Press OK/MENU. 2. Turn TUNE to Scan. > The first ten seconds of each track/ audio file will be playe ...

Deposit control gasoline (detergent additives)
Volvo recommends the use of detergent gasoline to control engine deposits. Detergent gasoline is effective in keeping injectors and intake valves clean. Consistent use of deposit control gasolines ...