2005 Mercedes CLK-Class Owner's Manual - Page 101

Controls in detail Locking and unlocking SmartKey with KEYLESS-GO* Warning! Vehicles equipped with KEYLESS-GO come with two SmartKeys with KEYLESS-GO, each with remote control and a removable mechanical key. The locking tabs for the mechanical key portion of the two SmartKeys are a different color to help distinguish each SmartKey unit. The KEYLESS-GO function is integrated into the SmartKey. On these vehicles, the validity of the SmartKey with KEYLESS-GO is checked every time you pull a door handle. If the SmartKey with KEYLESS-GO is valid, your vehicle unlocks the doors the trunk lid the fuel filler flap SmartKey with remote controls G When leaving the vehicle, always take the SmartKey with KEYLESS-GO* with you, and lock the vehicle. Do not leave children unattended in the vehicle, or with access to an unlocked vehicle. Unsupervised use of vehicle equipment may cause an accident and/or serious personal injury. 1 ‹ Lock button 2 Š Opening button for trunk lid 3 Mechanical key locking tab 4 Œ Unlock button 5 Battery check lamp 6  Panic button ( page 83) ! To prevent possible malfunction, avoid exposing the SmartKey with KEYLESS-GO to high levels of electromagnetic radiation. i When the passenger outside door handle is pulled, the vehicle is centrally unlocked. For more information on using the SmartKey buttons, see "SmartKey" ( page 94) i You can also open and close the power windows ( page 249) and power tilt/sliding sunroof* ( page 253) using the SmartKey. 99