Mersedes SUV Manuals

Immobilizer

Mercedes-Benz GL-Class / Mercedes-Benz GL-Class Owners Manual / Safety / Theft deterrent locking system / Immobilizer

X 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.

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.

Anyone can start the engine if a valid SmartKey has been left inside the vehicle.

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 the USA) or 1-800-387-0100 (in Canada).

    See also:

    General notes
    WARNING Replace rims or tires with the same designation, manufacturer and type as shown on the original part. For further information contact an authorized Mercedes-Benz Center. If incorrectly ...

    Important safety notes
    WARNING Only use fuses that have been approved for Mercedes-Benz vehicles and that have the correct fuse rating for the systems concerned. Do not attempt to repair or bridge faulty fuses. Using f ...

    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 ...

    © 2026 Copyright www.mersuv.com