CLS - Interactive Owner's Manual

Anti-theft systems

Immobiliser

The immobiliser prevents your vehicle from being started without the correct key.

Activating the immobiliser

  

With the key: remove the key from the ignition lock.

  

With KEYLESS GO*: press the KEYLESS GO button on the selector lever.

 

The engine switches off.

Deactivating the immobiliser

  

With the key: turn the key to position 2 in the ignition lock.

  

With KEYLESS GO*: press the KEYLESS GO button on the selector lever twice without depressing the brake.

The immobiliser is always deactivated when you start the engine.

 

ATA* (anti-theft alarm system)

A visual and audible alarm is triggered if the alarm system is primed and you open:

  • a door

  • a door using the emergency key element

  • the boot lid

  • the bonnet

The alarm is not switched off even if you close an open door again.

Indicator lamp
  

To prime: lock the vehicle using the key. On vehicles with KEYLESS GO*, the locking button on the door handle/boot lid can also be used.

 

Indicator lamp flashes. The alarm system is primed after approximately 15 seconds.

  

To deactivate: unlock the vehicle using the key. On vehicles with KEYLESS GO*, you can also unlock the vehicle by opening the door/boot lid.

Switching off the alarm

  

With the key: insert the key into the ignition lock.

 

The alarm is switched off.

or
  

Press the or button on the key.

 

The alarm is switched off.

  

With KEYLESS GO*: pull the door handle. The key must be outside the vehicle.

 

The alarm is switched off.

or
  

Press the KEYLESS GO button on the selector lever. The key must be inside the vehicle.

 

The alarm is switched off.

 

Tow-away protection*

An audible and visual alarm is triggered if your vehicle's angle of inclination is altered while tow-away protection is primed. This happens if the vehicle is jacked up on one side, for example.

Priming tow-away protection

  

Lock the vehicle using the key. On vehicles with KEYLESS GO*, the locking button on the door handle/boot lid can also be used.

 

Tow-away protection is primed after approximately 30 seconds.

To deactivate tow-away protection

When you unlock your vehicle using the key or KEYLESS GO*, tow-away protection is automatically deactivated.

Deactivate tow-away protection manually to prevent a false alarm if your vehicle:

  • is being transported

  • is being loaded, e.g. onto a ferry or car transporter

  • is being parked on a movable surface, e.g. split-level garages

To deactivate tow-away protection
Indicator lamp
  

Remove the key from the ignition lock.

  

Press button .

 

Indicator lamp lights up briefly.

  

Lock the vehicle using the key. On vehicles with KEYLESS GO*, the locking button on the door handle/boot lid can also be used.

 

Tow-away protection remains deactivated until the vehicle is unlocked and locked again.

 

Interior motion sensor*

If the interior motion sensor is primed, a visual and audible alarm is triggered if movement is detected in the vehicle interior while the vehicle is locked. This occurs, for example, if someone breaks the side windows of your vehicle or reaches into the vehicle's interior.

Priming the interior motion sensor

  

Make sure that:

  • the side windows are closed

  • the sliding/tilting sunroof* is closed

  • there are no objects, e.g. mascots, hanging on the rear-view mirror or on the grasp handles on the roof trim.

 

This will prevent false alarms.

  

Lock the vehicle using the key or, on vehicles with KEYLESS GO*, using the locking buttons on the door handle/boot lid.

 

The interior motion sensor is primed after approximately 30 seconds.

To deactivate the interior motion sensor

To prevent a false alarm, deactivate the interior motion sensor if you lock your vehicle and

  • people or animals remain in the vehicle

  • the windows remain open

  • the sliding/tilting sunroof* remains open

To deactivate the interior motion sensor
Indicator lamp
  

Remove the key from the ignition lock.

  

Press button .

 

Indicator lamp  flashes briefly.

  

Lock the vehicle using the key. On vehicles with KEYLESS GO*, the locking button on the door handle/boot lid can also be used.

 

The interior motion sensor remains deactivated until the vehicle is unlocked and locked again.