For emergencies

See also:

Horn switch
When the ignition switch is in the “ON” or “ACC” position, pressing the “” mark on the steering wheel, causes the horn to sound. ...

Fuel injection amount learning process (diesel-powered vehicles)
To keep exhaust emissions and engine noise low, the engine very occasionally performs a learning process for the fuel injection amount. The engine sounds slightly different from usual while the lea ...

Economical driving
For economical driving, there are some technical requirements that have to be met. The prerequisite for low fuel consumption is a properly adjusted engine. In order to achieve longer life of the v ...