See also:

Restoring the factory settings
Press the and buttons simultaneously for approximately six seconds until the battery check lamp flashes twice. ...

M-Class in the Market
It's a bitter pill for a reviewer to swallow when you see a test car do so many things so right, yet fall short in a few key areas. Most shoppers — even most car reviewers — won't get to spend as ...

Setting the interior/exterior lighting delayed switch-off time
Interior lighting: you can set whether and for how long you wish the interior lighting to remain on in the dark after you have removed the SmartKey from the ignition lock. Exterior light: you c ...