Mercedes-Benz GL-Class: Immobilizer - Theft deterrent locking systems - Safety - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: 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.

when you start the engine. 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).

    ATA (Anti-Theft Alarm system)
    A visual and audible alarm is triggered if the alarm system is armed and you open: • a door • the vehicle with the mechanical key • the tailgate • the hood The alarm is not switched off, ...

    See also:

    Accepting a call
    If someone calls you when you are in the Telephone menu, a display message appears in the multifunction display, for example: ► Press the button on the steering wheel to accept an incomi ...

    Alpha-Numeric Keyboard
    Letters of the alphabet, symbols, punctuation, and numbers, when available, displays on the navigation screen as an alpha or numeric keyboard. The alpha keyboard displays when the system requires en ...

    Power steering
    WARNING If the engine is not running or is turned off while driving, the power assist for the steering will not work. Steering will be harder to operate. The power assisted steering uses a ...