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:

    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 ...

    Overview of sun visors
    WARNING Do not use the vanity mirror while driving. Keep the vanity mirrors in the sun visors closed while the vehicle is in motion. Reflected glare can endanger you and others. 1 Mirror lig ...

    Vehicle identification number (VIN)
    The vehicle identification number (VIN) can be found in the following locations: • on the vehicle identification plate • at the lower edge of the windshield In addition to being stamped on th ...