2009 Mercedes R-Class Owner's Manual - Page 88

Controls in detail Locking and unlocking When the SmartKey is valid, your vehicle unlocks Rthe Rthe Rthe doors fuel filler flap tailgate 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. 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. Important notes on using KEYLESS-GO RYou - Electronic items such as a mobile phone or another SmartKey Metallic objects such as coins or metal foil - Doing so could impair the function of the KEYLESS-GO system. RTo lock or unlock the vehicle, the SmartKey must be located outside the vehicle within approximately 3 ft (1 m) of a door or the tailgate. RIf the vehicle has been parked for more than 72 hours, you must pull an outside door handle in order to activate the KEYLESS-GO function. the SmartKey is positioned farther away from the vehicle, the system may no longer recognize the SmartKey. The vehicle cannot be locked or the engine started via the KEYLESS-GO system. (e.g. if a passenger exits the vehicle with the SmartKey) - when pressing the KEYLESS-GO start/ stop button or trying to lock the vehicle with the lock button on an outside door handle the message Key Not RIf can also use the SmartKey with KEYLESS-GO like a normal SmartKey (Y page 84). can combine KEYLESS-GO functions with normal SmartKey functions (e.g. unlocking with KEYLESS-GO and locking with button j). carry the SmartKey with you. store the SmartKey together with: RYou RIf the SmartKey is removed from the vehicle RAlways RNever 86