The vehicle level may be changed unintentionally, e.g. by other people. You may become trapped if you couple up or uncouple a trailer while this is happening. In addition, other people could become trapped if their limbs are between the vehicle body and the tyres or underneath the vehicle.
Observe the following when coupling up or uncoupling a trailer:
The ball neck is extended and engaged in a securely locked position.
Vehicles with level control: ensure the vehicle is at the normal level More.
Do not deviate from the normal level during trailer operation.
Adapter plug
Adapter cable
The trailer is connected correctly.
The trailer lighting system is in working order.
ESP® trailer stabilisation
Active Lane Keeping Assist
Parking Assist PARKTRONIC
Active Parking Assist
Blind Spot Assist or Active Blind Spot Assist
Drive Away Assist
Cross traffic warning
Manoeuvering brake function
Reversing camera
360° Camera
AIRMATIC
Charging the trailer battery using the power supply of the trailer can damage the starter battery.
LEDs have been installed in the trailer lighting system.
The current has fallen below the trailer lighting system's minimum current (50 mA).
Accessories can be connected to the permanent power supply up to 180 W and to the power supply that is switched on via the ignition lock.
When uncoupling a trailer with an engaged inertia-activated brake, your hand may become trapped between the vehicle and the trailer drawbar.
Uncoupling in a state of overrun can damage the vehicle.
The vehicle may lower when the trailer cable is disconnected.
This could result in you or other people becoming trapped if parts of your or their body are between the vehicle body and the tyres or underneath the vehicle.