2013 MERCEDES-BENZ CLA bulb

Display messagesPossible causes/consequences and M Solutionsb
Trailer Left-hand
tail lamp orTrailer
Right-hand tail
lampThe left or right-hand trailer tail lamp is faulty.XObserve the separate operating instructions provided by the
trailer manufacturer.b
Trailer left indi‐
cator  or Trailer
right indicatorThe left or right-hand trailer turn signal lamp is faulty.XObserve the separate operating instructions provided by the
trailer manufacturer.b
Trailer brake lampThe trailer brake lamp is faulty.XObserve the separate operating instructions provided by the
trailer manufacturer.b
Rear left indica‐
tor  or  Rear right
indicatorThe rear left-hand or rear right-hand turn signal is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Front left indica‐
tor  or  Front right
indicatorThe front left-hand or front right-hand turn signal is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Left mirror indica‐
tor  or  Right mir‐
ror indicatorThe turn signal in the left-hand or right-hand exterior mirror is
faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
3rd brake lampThe third brake lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.Display messages237On-board computer and displaysZ

Display messagesPossible causes/consequences and M Solutionsb
Left brake lamp  or 
Right brake lampThe left or right-hand brake lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Left-hand tail
lamp/brake lamp  or 
Right-hand tail
lamp/brake lampThe left or right-hand tail lamp/brake lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114)
or
XVisit a qualified specialist workshop.b
Left main beam  or 
Right main beamThe left or right-hand main-beam headlamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Number plate lampThe left or right-hand licence plate lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Front foglamp left  
or  Front foglamp
rightThe left-hand or right-hand front foglamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Rear foglampThe rear foglamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Front left parking
lamp  or Front
right parking lampThe front left or front right parking lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.238Display messagesOn-board computer and displays

Display messagesPossible causes/consequences and M Solutionsb
Reversing lightThe reversing lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Left tail lamp  or 
Right tail lamp The left or right-hand tail lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Left daytime driv‐
ing lamp  or Right
daytime driving
lampThe left-hand or right-hand daytime driving lamp is faulty.XCheck whether you are permitted to replace the bulb yourself
( Y page 114).
or
XVisit a qualified specialist workshop.b
Intell. Light Sys‐
tem inoperativeThe Intelligent Light System is faulty. The lights remain available
without the Intelligent Light System.XVisit a qualified specialist workshop.b
Malfunction See
Owner's ManualThe exterior lighting is faulty.XVisit a qualified specialist workshop.Vehicles with trailer tow hitch: a fuse may have blown.XCheck the fuses ( Y page 312).XIf necessary, replace the blown fuse. Observe the warning notes
as you do so.
If the display message continues to be displayed:
XVisit a qualified specialist workshop.b
AUTO lights inoper‐
ativeThe light sensor is faulty.XVisit a qualified specialist workshop.b
Switch off lightsThe lights are still switched on when you leave the vehicle. A
warning tone also sounds.XTurn the light switch to Ã.Display messages239On-board computer and displaysZ