See also:

Equalizer
Equalizer FR EQ – FRONT (certain audio systems) This function is used to fine-tune the sound from the front speakers. 1. Select AUDIO SETTINGS in the menu and press ENTER. 2. Select Equalizer ...

Folding down the rear seat backrests
The rear seat backrests can be folded down for additional loading space, see page 92. ...

Low battery voltage
If the battery voltage is too low, the parking brake cannot be applied or released. Connect an auxiliary battery if the battery voltage is too low, see page 114. ...