2008 Mercedes SLK-Class Owner's Manual - Page 96

Controls in detail Locking and unlocking Warning! G When leaving the vehicle, always remove the SmartKey from the starter switch, take it with you, and lock the vehicle. Do not leave children unattended in the vehicle, or with access to an unlocked vehicle. A child's unsupervised access to a vehicle could result in an accident and/or serious personal injury. ! If you can no longer lock or unlock the vehicle with the SmartKey, the batteries in the SmartKey are discharged, the SmartKey is malfunctioning, or the vehicle battery is drained. Check the batteries in the SmartKey and replace them if necessary ( page 398). Use the mechanical key to unlock the driver's door ( page 394) and the trunk ( page 395). Use the mechanical key to lock the vehicle ( page 395). Have the vehicle battery and the battery connections checked ( page 422). If the SmartKey is malfunctioning, contact Roadside Assistance or an authorized Mercedes-Benz Center. i USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any unauthorized modification to this device could void the user's authority to operate the equipment. ! To prevent possible malfunction, avoid exposing the SmartKey to high levels of electromagnetic radiation. i Canada only: This device complies with RSS-210 of Industry Canada. Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) this device must accept any interference received, including interference that may cause undesired operation of the device. Any unauthorized modification to this device could void the user's authority to operate the equipment. i Without the antenna on the left rear side of the vehicle installed, the SmartKey signaling range is considerably reduced. Hold the SmartKey in close proximity towards the antenna base when locking or unlocking the vehicle. i You can also open and close the retractable hardtop using the SmartKey* ( page 244). 95