Lights

Display messages about LEDs:

This display message will only appear if all LEDs have failed.

Display messages Possible causes/consequences and •► Solutions

Cornering Check Left Cornering Light or Check Right Cornering Light

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.

Beam or Check Right Check Left Low Beam or Check Right Low Beam

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.

Turn Check Rear Left Turn Signal or Check Rear Right Turn Signal

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.

Turn Check Front Left Turn Signal or Check Front Right Turn Signal

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.

Turn Check Left Mirror Turn Signal or Check Right Mirror Turn Signal

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.

Lamp Check Center Brake Lamp

The high-mounted brake lamp is faulty.

•► Check whether you are permitted to change the bulb yourself.
or
•► Visit a qualified specialist workshop.

and Brake Check Left Tail and Brake Lamps or Check Right Tail and Brake Lamps

The left or right-hand tail lamp/brake lamp is defective.

•► Check whether you are permitted to change the bulb yourself.
or
•► Visit a qualified specialist workshop.

Beam or Check Right Check Left High Beam or Check Right High Beam

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.

Plate Lamp or Check Check Left License Plate Lamp or Check Right License Plate Lamp

The left or right-hand license plate lamp is defective.

•► Check whether you are permitted to change the bulb yourself.
or
•► Visit a qualified specialist workshop.

Lamp or Check Right Check Left Fog Lamp or Check Right Fog Lamp

The left-hand or right-hand front fog lamp is defective.

•► Check whether you are permitted to change the bulb yourself.
or
•► Visit a qualified specialist workshop.

The rear fog lamp is defective. Rear Fog Lamp

The rear fog lamp is defective.

•► Check whether you are permitted to change the bulb yourself.
or
•► Visit a qualified specialist workshop.

Parking Check Front Left Parking Lamp or Check Front Right Parking Lamp

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.

Lamp or Check Right Check Left Reverse Lamp or Check Right Reverse Lamp

The left or right-hand backup lamp is defective.

•► Check whether you are permitted to change the bulb yourself.
or
•► Visit a qualified specialist workshop.

Sidemarker Check Front Left Sidemarker Lamp or Check Front Right Sidemarker Lamp

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.

Sidemarker Check Rear Left Sidemarker Lamp or Check Rear Right Sidemarker Lamp

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.

Running Check Left Daytime Running Light or Check Right Daytime Running Light

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.

Inoperative Active Headlamps Inoperative

The active light function is defective.

•► Visit a qualified specialist workshop.

Operator's Manual Malfunction See Operator's Manual

The exterior lighting is defective.

•► Visit a qualified specialist workshop.

Inoperative AUTO Lamp Function Inoperative

The light sensor is defective.

•► Visit a qualified specialist workshop.

The lights are still switched on when you leave the vehicle. A Switch Off Lights

The lights are still switched on when you leave the vehicle. A warning tone also sounds.

•► Turn the light switch toAdaptive Highbeam.

Adaptive Highbeam Assist Inoperative

Adaptive Highbeam Assist is defective.

•► Visit a qualified specialist workshop.

Adaptive Highbeam Assist Currently Unavailable See Operator's Manual

Adaptive Highbeam Assist is deactivated and temporarily inoperative, if:

 - the windshield is dirty in the camera's field of vision.
 - visibility is impaired due to heavy rain, snow or fog.

•► Clean the windshield.

Adaptive Highbeam Assist is available again, if:

 - the dirt (e.g. slush) drops away while the vehicle is in motion.
 - the system recognizes that the camera is fully operational again.

The display message Adaptive Highbeam Assist Now Available is shown.

    See also:

    Important safety notes
    WARNING   It is dangerous to shift the automatic transmission out of parking position P or neutral position N if the engine speed is higher than idle speed. If your foot is not firmly o ...

    The mbrace system
    The mbrace system provides different services, e.g.: • automatic and manual emergency call • Roadside Assistance call • MB Info call To adjust the volume during an mbrace call, proceed a ...

    High-beam headlamps
    To switch on the high-beam headlamps: turn the SmartKey in the ignition lock to position 2 or start the engine. Turn the light switch to or or . Press the combination switch beyond th ...