## Troubleshooting 

## The vehicle cannot be unlocked or locked using the sensors on the handle 

› Lock or unlock the vehicle with the button on the key. 

› Then try to unlock or lock the vehicle using the sensors on the handle. 

› If keyless locking does not work, seek the help of a specialist garage. 

If the vehicle is not unlocked for a longer period of time, the function can be deactivated automati- cally. 

## When the ignition was switched on, no key was found 

› Insert the key into the vehicle. 

## Alarm system 

## Functionality 

The alarm system triggers audible and visual signals during a break-in or towing attempt. 

The alarm system is activated automatically approxi- mately 30 seconds after the vehicle is locked. 

The alarm system is automatically deactivated after the vehicle is unlocked. 

## Alarm triggering 

The activated alarm system triggers an alarm when one of the following events occurs: 

▶ Opening the bonnet 

▶ Opening the boot lid 

▶ Opening the door 

▶ Manipulation of the ignition lock 

▶ Towing the vehicle 

▶ Movement in the vehicle 

▶ Sudden and significant voltage drop of the electri- cal system 

▶ Uncoupling the trailer 

▶ Opening the door unlocked via the lock cylinder 

## Switching off the triggered alarm 

› Unlock the vehicle. 

Or: 

› Turn on the ignition. 

## Operating conditions 

For the correct functioning of the alarm system, all windows must be closed. 

illuminates Message that no key was found in the vehicle 

A trailer is integrated into the alarm system under the following conditions: 

✓ The vehicle is factory-fitted with a towing device. 

✓ The trailer is electrically connected to the vehicle via the trailer socket. 

✓ The trailer is not equipped with LED taillights. 

If the electrical connection to the trailer is interrup- ted on a vehicle with an activated alarm system, warning signals are triggered. 

Disable the alarm before connecting or discon- necting a trailer. 

## Settings 

The following functions of the alarm system can be deactivated at the same time: 

▶ Interior monitoring 

▶ Towing protection 

Deactivation will also switch off the SAFE func- tion » page 20, Functionality . 

## Deactivation 

▶ By double locking within 2 seconds. 

Or: 

▶ In infotainment in the menu Menu item for interior monitoring 

Or: 

▶ In infotainment in the menu Menu item for interior monitoring 

The deactivated functions are reactivated after the vehicle is unlocked and locked again. 

Deactivation is to be carried out if the vehicle is, for example, towed or transported. 

