Lights

Display messages about LEDs: Display messages about LEDs:
This display message will only appear if all LEDs have failed.

Display messages Possible causes/consequences and Solutions
The left or right-hand cornering light is defective. The left or right-hand cornering light is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand low-beam headlamp is defective. The left or right-hand low-beam headlamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand trailer tail lamp is faulty. The left or right-hand trailer tail lamp is faulty.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand trailer turn signal lamp is defective. The left or right-hand trailer turn signal lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The trailer brake lamp is defective. The trailer brake lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The rear left-hand or rear right-hand turn signal is defective. The rear left-hand or rear right-hand turn signal is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The front left-hand or front right-hand turn signal is defective. The front left-hand or front right-hand turn signal is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The turn signal in the left-hand or right-hand exterior mirror is The turn signal in the left-hand or right-hand exterior mirror is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The high-mounted brake lamp is faulty. The high-mounted brake lamp is faulty.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand brake lamp is defective. The left or right-hand brake lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand high beam is defective. The left or right-hand high beam is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The license plate lamps are faulty. The license plate lamps are faulty.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The rear fog lamp is defective. The rear fog lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The front left or front right parking or standing lamp is The front left or front right parking or standing lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The backup lamp is defective. The backup lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right front side marker lamp is defective. The left or right front side marker lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand tail lamp is defective. The left or right-hand tail lamp is defective.
or
The rear left or right side marker lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The left or right-hand daytime running lamp is defective. The left or right-hand daytime running lamp is defective.
– Check whether you are permitted to change the bulb yourself.
or
– Visit a qualified specialist workshop.
The active light function is defective. The active light function is defective.
– Visit a qualified specialist workshop.
The exterior lighting is defective. The exterior lighting is defective.
– Visit a qualified specialist workshop.
The light sensor is defective. The light sensor is defective.
– Visit a qualified specialist workshop.
The lights are still switched on when you leave the vehicle. A The lights are still switched on when you leave the vehicle. A warning tone also sounds.
– Turn the light switch to or . or .
Adaptive Highbeam Assist is faulty. Adaptive Highbeam Assist is faulty.
– Visit a qualified specialist workshop.
Adaptive Highbeam Assist is deactivated and temporarily inoperative. Adaptive Highbeam Assist is deactivated and temporarily inoperative. Possible causes are:
- the windshield in the camera's field of vision is dirty.
- visibility is impaired due to heavy rain, snow or fog.
– Clean the windshield.
If the system detects that the camera is fully functional again, the Adaptive Highbeam Assist Now Available display message is shown.
Adaptive Highbeam Assist is operational again.
    See also:

    Important safety notes
    Have the batteries changed at a qualified specialist workshop. WARNING Batteries contain toxic substances. Swallowing batteries can lead to serious health issues or death. Keep batteries o ...

    Cruise control lever
    1 To activate or increase speed 2 To activate or reduce speed 3 To deactivate cruise control 4 To activate at the current speed/last stored speed When you activate cruise control, the stored ...

    Information for customers in California
    Under California law you may be entitled to a replacement of your vehicle or a refund of the purchase price or lease price, if after a reasonable number of repair attempts Mercedes-Benz USA, LLC a ...