Mercedes Keyless Program Instructions
1. Place smart key inside of the car. The key simply needs to be in the vicinity of the car. It does not need to be connected to anything.
2. Press the 'Keyless-Go Start' button while depressing the brake pedal in order to turn on the car.
3. Press the 'Keyless-Go' button in order to move the switch into position one. Press the button twice in order to turn on the ignition.
4. Turn off the car by putting the car into park and holding the stop button.
5. Cancel the alarm by pressing the 'Keyless-Go Start-Stop' button. In order for this to work, the smart key must be within three feet of the car.