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:

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    Glove Box
    Pull the bottom of the glove box handle upward to open it. Use the key to lock and unlock the glove box. ...