Extending and retracting the flap for cleaning
WARNING Risk of becoming trapped when the flap is extended and retracted manually
Parts of the body could become trapped.
Ensure that there is no one in the sweep of the flap when it is retracted.
If someone does become trapped when the flap is retracted, release the display switch immediately.
The flap will then extend again.
Requirements:
The ignition is switched on.
The tailgate is closed.
To extend:
press display switch 
. To retract:
press and hold display switch . Flap 
in the double rear wing will extend or retract.
The colour of the symbol on display switch 
shows the position of flap :
shows the position of flap : Blue: retracted
Red: extended
Yellow: extending or retracting
The different positions of the flap are also indicated on the instrument cluster.