Display messages Possible causes/consequences and
M Solutions
b
Check Left Brake
Lamp or
Check Right Brake Lamp The lef
torright-hand brake lamp is defective.
X Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. b
Check Left Tail
and Brake Lamps or
Check Right Tail and Brake Lamps The left or right-hand tail lamp/brake lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. b
Check Left High
Beam or
Check Right High Beam The left or right-hand high beam is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. b
License Plate Lamp The left or right-hand license plate lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. b
Check Left Fog
Lamp or
Check Right Fog Lamp The left-hand or right-hand front fog lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. b
Rear Fog Lamp The rear fog lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. b
Check Front Left
Parking Lamp or
Check Front Right Parking Lamp The front left or front right parking or standing lamp is defective.
X
Check whether you are permitted to replace the bulb yourself
(Y page 102).
or
X Visit a qualified specialist workshop. 204
Display messagesOn-board computer and displays
Display messages Possible causes/consequences and
M Solutions
b
Switch Off Lights The lights are still switched on when you leave the vehicle. A
warning tone also sounds.
X
Tur nthe light switch to Ã. Adaptive Highbeam
Assist Inoperative Adaptive Highbeam Assist is faulty.
X
Visit a qualified specialist workshop. Adaptive Highbeam
Assist Currently
Unavailable See
Operator's Manual Adaptive Highbeam Assist is deactivated and temporarily
inoperative. Possible causes are:
R
the windshield in the camera's field of vision is dirty.
R visibility is impaired due to heavy rain, snow or fog.
X Cleant he windshield.
If the system detects that the camera is fully operational again,
the Adaptive Highbeam Assist Now Available message is
displayed.
Adaptive Highbeam Assist is operational again. Engine
Display messages Possible causes/consequences and
M Solutions
+
Check Coolant
Level See
Operator's Manual The coolant level is too low.
!
Avoid making long journeys with too little coolant in the engine
cooling system. The engine will otherwise be damaged.
X Add coolant, observing the warning notes before doing so
(Y page 263).
X If coolant needs to be added more often than usual, have the
engine coolant system checked at a qualified specialist
workshop. ? The fan motor is faulty.
X
At coolant temperatures under 248 ‡(120 †), drive to the next
qualified specialist workshop.
X Avoid subjecting the engine to heavy loads, e.g. driving in
mountainous terrain, and stop-and-go traffic. 206
Display messagesOn-board computer and displays
