Lights
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. – Check whether you are permitted to change the bulb yourself. or – Visit a qualified specialist workshop. |
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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. |
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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. |
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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. |
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The trailer brake lamp is defective. – Check whether you are permitted to change the bulb yourself. or – Visit a qualified specialist workshop. |
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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. |
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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. |
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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. |
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The high-mounted brake lamp is faulty. – Check whether you are permitted to change the bulb yourself. or – Visit a qualified specialist workshop. |
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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. |
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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. |
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The license plate lamps are faulty. – Check whether you are permitted to change the bulb yourself. or – Visit a qualified specialist workshop. |
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The rear fog lamp is defective. – Check whether you are permitted to change the bulb yourself. or – Visit a qualified specialist workshop. |
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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. |
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The backup lamp is defective. – Check whether you are permitted to change the bulb yourself. or – Visit a qualified specialist workshop. |
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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. |
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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. |
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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. |
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The active light function is defective. – Visit a qualified specialist workshop. |
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The exterior lighting is defective. – Visit a qualified specialist workshop. |
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The light sensor is defective. – Visit a qualified specialist workshop. |
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The lights are still switched on when you leave the vehicle. A
warning tone also sounds. – Turn the light switch to or . |
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Adaptive Highbeam Assist is faulty. – Visit a qualified specialist workshop. |
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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:
Warning and display messages in the
multifunction display
– Activate ATTENTION ASSIST using the onboard
computer (Y page 232).
Symbol 1 appears in the multifunction
display.
– If necessary, take a break.
– Press or
to confirm the
message.
On l ...
DEF
Important safety notes
For BlueTEC vehicles only.
DEF is a non-flammable, non-toxic, colorless,
odorless and water-soluble fluid.
Only use DEF that complies with
ISO 22241. Do not add any ...
Cleaning the windows
WARNING
Before cleaning the windshield or wiper
blades, switch off the windshield wipers and
remove the SmartKey from the ignition lock.
On vehicles with KEYLESS-GO, press the
Start/Stop butt ...