2008 Mercedes C-Class Owner's Manual - Page 72
2008 Mercedes C-Class Manual
Page 72 highlights
Controls in detail Locking and unlocking 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 You can also open and close the door windows and tilt/sliding sunroof, or the panorama roof with power tilt/ sliding panel* using the SmartKey ( page 123). Factory setting i Your vehicle is equipped with an acoustic lock and unlock confirmation signal feature. An acoustic signal will sound when the vehicle is locked or unlocked using the SmartKey. If you wish to activate or deactivate the feature, or adjust its signal volume, contact an authorized Mercedes-Benz Center. ! If you cannot lock or unlock the vehicle with the SmartKey, then either the batteries in the SmartKey are discharged, the SmartKey is malfunctioning or the vehicle batteries are drained. Check the batteries in the SmartKey and replace them if necessary ( page 428). Use the mechanical key to unlock the driver's door ( page 424) and trunk ( page 425). Use the mechanical key to lock and trunk ( page 272). Have the vehicle batteries and their connections checked ( page 446). If the SmartKey is malfunctioning, contact Roadside Assistance or an authorized Mercedes-Benz Center. Global unlocking: Press button Œ. All turn signal lamps flash once. An acoustic signal sounds once. The locking knobs in the doors move up. The anti-theft alarm system is disarmed. The locator lighting will also come on if it is dark and the feature is activated in the control system ( page 172). 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. 71