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, co ...

Conserving electrical current
Keep the following in mind to help minimize battery drain: • When the engine is not running, avoid using ignition mode II. Many electrical systems (the audio system, the optional navigation s ...

Rollover Protection System (ROPS)
Volvo’s Rollover Protection System utilizes the Roll Stability Control (RSC) function, which is designed to help minimize the risk of a rollover in emergency maneuvers or if a skid should occu ...