See also:

Secondary control
For mechanically locking and unlocking the doors in the event of a fault with the central locking system or a battery failure. ...

Indicator and warning lamps
Visual indicators informing the driver that a system is in operation, switched off or has a fault. When the ignition is switched on Certain warning lamps come on for a few seconds in the instr ...

Ventilation. Recommended interior settings
Digital air conditioning: use the automatic mode in preference by pressing the "AUTO" button. ...