Step-By-Step Instructions to the Mercedes-Benz SmartKey

How-To Guide to Mercedes-Benz SmartKey 

1. Press the Lock Button to Lock Your Doors 
2. Press the Unlock Button to Unlock Your Doors 
3. Click and Hold the Trunk Button to Open the Trunk 

With KEYLESS-GO 

1. Press the Unlock Button and Press/Hold the Unlock Button to Open Windows 
2. Touch Anywhere on the Exterior with KEYLESS-GO to Lock the Doors 
3. Touch the Inside of the Door Handle with KEYLESS-GO to Unlock the Doors 
4. Press and Hold the Indentation on the Door Handle to Roll Up Windows and Lock Doors 
5. Put Your Foot Beneath the Rear Bumper to Open the Hands-Free Liftgate