Lights

This display message will only appear if all LEDs have failed. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The high-mounted brake lamp is faulty. The high-mounted brake lamp is faulty.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The left or right-hand tail lamp/brake lamp is defective. The left or right-hand tail lamp/brake lamp is defective.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The left or right-hand high beam is defective. The left or right-hand high beam is defective.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The left-hand or right-hand front fog lamp is defective. The left-hand or right-hand front fog lamp is defective.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The rear fog lamp is defective. The rear fog lamp is defective.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The backup lamp is defective. The backup lamp is defective.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The rear left or right side marker lamp is defective. The rear left or right side marker lamp is defective.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. 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.
permitted to change the bulb yourself. Check whether you are permitted to change the bulb yourself.
or
specialist workshop. Visit a qualified specialist workshop.
The active light function is defective. The active light function is defective.
specialist workshop. Visit a qualified specialist workshop.
The exterior lighting is defective. The exterior lighting is defective.
specialist workshop. Visit a qualified specialist workshop.
The light sensor is defective. The light sensor is defective.
specialist workshop. 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.
or Turn the light switch to . or .
Adaptive Highbeam Assist is faulty. Adaptive Highbeam Assist is faulty.
specialist workshop. 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.
If the system detects that the camera is fully functional again, the 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:

    BAS PLUS (Brake Assist System Plus)
    BAS PLUS is only available in vehicles equipped with DISTRONIC PLUS. Observe the "Important safety notes" section At speeds above approximately 4 mph (7 km/h), BAS PLUS assists you w ...

    Restricting the shift range
    - Pull the left-hand steering wheel paddle shifter. The automatic transmission shifts down one gear and restricts the shift range to the relevant gear. If the engine exceeds the maximum ...

    Windshield/headlamp cleaning system
    WARNING Washer solvent/antifreeze is highly flammable. Do not spill washer solvent/ antifreeze on hot engine parts, because it may ignite and burn. You could be seriously burned. Use MB ...