2009 Mercedes SL-Class Owner's Manual - Page 78

Controls in detail Locking and unlocking Vehicle equipment i This Operator's Manual describes all features, standard or optional, potentially available for your vehicle at the time of purchase. Please be aware that your vehicle might not be equipped with all features described in this manual. Locking and unlocking Notes G Observe Safety notes, see page 60. When unlocking or locking the vehicle with the SmartKey an acoustic signal sounds. The acoustic signal is activated at the factory. If you wish to deactivate the feature, or adjust its signal volume, contact an authorized Mercedes-Benz Center. When unlocking the vehicle, all turn signal lamps flash once, an acoustic signal sounds once, the locking knobs in the doors move up, and the anti-theft alarm system is disarmed. When locking the vehicle, all turn signal lamps flash three times, an acoustic signal sounds three times, the locking knobs in the doors move down, and the anti-theft alarm system is armed. All doors and the trunk must be closed. ! If you cannot 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. RCheck the batteries in the SmartKey and replace them if necessary. RUse RUse the mechanical key to unlock the driver's door and the trunk. the mechanical key to lock the vehicle. RHave the vehicle battery and the vehicle battery connections checked at an authorized Mercedes-Benz Center. If the SmartKey is malfunctioning, contact Roadside Assistance or an authorized Mercedes-Benz Center. SmartKey Your vehicle comes supplied with two SmartKeys, each with remote control and a removable mechanical key. The SmartKey locks and unlocks centrally: Rthe Rthe Rthe Rthe Rthe Rthe doors trunk lid fuel filler flap glove box storage compartment under the armrest rear storage compartments 76