Immobilizer

The immobilizer prevents your vehicle from being started without the correct SmartKey.

When leaving the vehicle, always take the SmartKey with you and lock the vehicle. The engine can be started by anyone with a valid SmartKey that is left inside the vehicle.

  • To activate with the SmartKey: remove the SmartKey from the ignition lock.
  • To activate with KEYLESS-GO: switch the ignition off and open the driver's door.
  • To deactivate: switch on the ignition.

In the event that the engine cannot be started when the starter battery is fully The immobilizer is always deactivated when you start the engine.

In the event that the engine cannot be started when the starter battery is fully charged, the immobilizer may be faulty. Contact an authorized Mercedes-Benz Center or call 1-800-FOR-MERCedes (in USA) or 1-800-387-0100 (in Canada).

    See also:

    Locking the vehicle (mechanical key)
    If the vehicle can no longer be locked with the SmartKey, use the mechanical key. Open the driver's door. Close the front-passenger door, the rear doors and the tailgate. Press the locki ...

    Useful information
    This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences ...

    Extending and retracting the cargo compartment cover
    – To extend: pull the cargo compartment cover back by grab handle 1 and clip it into retainers 2 on the left and right. – To retract: unhook the cargo compartment cover from retainers 2 on ...