2008 Mercedes CL-Class Owner's Manual - Page 505

Controls in detail Trunk With both doors closed: The locking knobs in the doors move down. The trunk starts to close automatically. All turn signal lamps flash three times to confirm locking once the trunk has closed completely. An acoustic signal sounds three times. The anti-theft alarm system is armed. Trunk emergency release With the emergency release button, the trunk can be opened from inside the trunk. Illumination of the emergency release button: The button will flash for 30 minutes after opening the trunk. The button will flash for 60 minutes after closing the trunk. i The emergency release button does not open the trunk if the vehicle battery is discharged or disconnected. i If the trunk lid comes into contact with an object while closing (e.g. luggage that has been piled too high) in the upper motion sequence, the closing procedure is stopped and the trunk reopens slightly. 1 Emergency release button Briefly press emergency release button 1. The trunk opens. i You can also close the trunk by hand. i The emergency release button unlocks and opens the trunk while the vehicle is standing still or in motion. 504