2009 Mercedes CLS-Class Owner's Manual - Page 84

Controls in detail Locking and unlocking opening the trunk from the inside using the emergency release button will trigger the anti-theft alarm system. To cancel the alarm, see (Y page 70). X X Insert the mechanical key in the trunk lid lock. Turn the mechanical key clockwise to position % and remove the mechanical key in that position to lock the trunk. Valet locking To deny any unauthorized person access to the trunk, e.g. when you valet park the vehicle, lock it separately with the mechanical key. Leave only the SmartKey less its mechanical key with the vehicle. 1 Emergency release button X The trunk remains locked even when the vehicle is centrally unlocked. You can only cancel the separate trunk locking mode by means of the mechanical key. X Insert the mechanical key in the trunk lid lock. X Briefly press emergency release button 1. The trunk lid unlocks and opens. The emergency release button unlocks and opens the trunk while the vehicle is standing still or in motion. Illumination of the emergency release button: RThe button flashes for 30 minutes after opening the trunk. RThe Turn the mechanical key counterclockwise to neutral position $ and remove the mechanical key in that position to unlock the trunk. You can now open the trunk. button flashes for 60 minutes after closing the trunk. The emergency release button does not open the trunk, if the vehicle battery is discharged or disconnected. If the vehicle has previously been centrally locked with the SmartKey or KEYLESS-GO, $ Neutral position % Locked X X Close the trunk. Remove the mechanical key from the SmartKey (Y page 303). 82