Mercedes-Benz GLC 2016-2026 Owners Manual / Opening and closing / Anti-theft protection / Function of the immobilizer
Mercedes-Benz GLC : Anti-theft protection / Function of the immobilizer
The immobilizer prevents your vehicle from being started without the correct SmartKey.
The immobilizer is automatically activated when the ignition is switched off and deactivated when the ignition is switched on.
When leaving the vehicle, always take the Smart‐ Key with you and lock the vehicle. Anyone can start the engine if a valid SmartKey has been left inside the vehicle.
In the event the engine cannot be started (yet the vehicle’s battery is charged), the system is not operational. Contact an authorized Mercedes-Benz Center or call 1-800-FOR-MERCedes (in the USA) or 1-800-387-0100 (in Canada).
ATA (anti-theft alarm system)
Function of the ATA system
If the ATA system is armed, a visual and audible
alarm is triggered in the following situations:
When a door is opened
When the tailgate is opened
When the hood is opened
When the interior motion sensor is triggered
When the tow-away alarm is triggered
The ATA system is armed automatically after
approximately ten seconds in the following situations:
After locking the vehicle with the SmartKey
After locking the vehicle using KEYLESS-GO
Indicator lamp flashes when the
ATA system
is armed...
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