Mercedes-Benz B-Class Quiz
On-board computer and displays

Lighting

In this manual: On-board computer and displays
Introduction — 16At a glance — 11Safety — 27Opening and closing — 33Seats, steering wheel and mirrors — 21Lighting and windshield wipers — 25Air conditioning — 27Driving and parking — 66On-board computer and displays — 35Storage and other — 21Maintenance and care — 10Flat tire assistance — 26Wheels and tires — 26Technical data — 22
~4min read
Messages on the display relating to light-emitting diodes: This message only appears if all the diodes have failed.









Displaying messages Possible causes/consequences and solutions
gauche ou Eclairage intersection droitLeft cornering light
or Right cornering light		 The left or right cornering light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Feu croisement droitLeft low beam
or Right low beam		 The left or right low beam is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Feu arrière droit remorqueLeft trailer tail light
or Right trailer tail light		 The left or right trailer tail light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Clignotant droit remorqueLeft trailer turn signal
or Right trailer turn signal		 The left or right trailer turn signal is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
Les feux stop de la remorque sont défectueux.Trailer brake lightsThe trailer brake lights are faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Clignotant arrière droitLeft rear turn signal
or Right rear turn signal		 The left or right rear turn signal is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Clignotant avant droitLeft front turn signal
or Right front turn signal		 The left or right front turn signal is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
gauche ou Clignotant rétroviseur droitLeft mirror turn signal
or Right mirror turn signal		 The left or right exterior mirror turn signal is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
Le 3e feu stop est défectueux.Third brake lightThe third brake light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
stop droitLeft brake light or Right
brake light		 The left or right brake light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Feu stop/arrière droitLeft brake/tail light
or Right brake/tail light		 The left or right brake/tail light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
route droitLeft high beam or Right
high beam		 The left or right high beam is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
L'éclairage gauche ou droit de la plaque d'immatriculation est défectueux.License plate lightThe left or right license plate light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Proj.Left fog lamp
or Right fog lamp

 The left or right fog lamp is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
Le feu antibrouillard arrière est défectueux.Rear fog lampThe rear fog lamp is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
gauche ou Feu stationnement avant droitLeft front parking light
or Right front parking light		 The left or right front position light or parking light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
Les feux de recul sont défectueux.Reversing lightsThe reversing lights are faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
Feu arrière droitLeft rear light or
Right rear light		 The left or right rear light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
ou Eclairage de jour droitLeft daytime running light
or Right daytime running light		 The left or right daytime running light is faulty.
  • Check that the bulb can be replaced.
  • Visit a qualified workshop.
fonctionne pasIntelligent Light System
does not work		 The Intelligent Light System is faulty. The lighting system continues to operate without the Intelligent Light System.
  • Visit a qualified workshop.
L'éclairage extérieur est en panne.Fault, see owner's manualThe exterior lighting is faulty.
  • Visit a qualified workshop.
L'éclairage extérieur est en panne.Fault, see owner's manualThe exterior lighting is faulty.
  • Visit a qualified workshop.

Vehicles equipped with a towing hitch: a fuse may have blown.

  • Check the fuses
  • If necessary, replace the blown fuse. Observe the warnings.

If the message remains displayed:

  • Visit a qualified workshop.
ne fonctionne pasAutomatic light control
does not work		 The light sensor is faulty.
  • Visit a qualified workshop.

Switch off lights. The lights are still on when you leave the vehicle. In addition, a warning tone sounds.

  • Turn the light switch to.
L'assistant adaptatif des feux de route est désactivé et il n'est momentanémentSwitch off lightsAdaptive high-beam assist is deactivated and temporarily not operational. Possible causes:
  • The windshield is dirty in the camera's field of view.
  • Visibility is impaired by heavy precipitation or fog.
  • Clean the windshield.

When the system detects that the camera is fully available, the message Adapt. high-beam assist available again appears in the display.

Adaptive high-beam assist can operate again.

Test yourself

A quick Mercedes-Benz B-Class quiz: every answer comes with an explanation and a link to the manual page.