Page 529 of 593
Lights
Display messages
Possible causes/consequences and 0050
0050Solutions
0049 Intelligent Light System
inoperative *T
he Intelligent Light Sy stem is faulty. The lighting sy stem continues tofunction properly without the functions of
th e Intelligent Light Sy stem. 0007
Consult a qualified specialist workshop.
0049 Switch off lights *Y
ou are leaving theve hicle and the lights are still switched on. 0007
Turn the light switch tothe0058 position.
0049 Switch on headlamps *Y
ou are driving without lo w-beam headlamps. 0007
Turn the light switch tothe0058 or0058 position.
0049
Automatic driving lights
inoperative *T
he light sensor is faulty. 0007
Consult a qualified specialist workshop. 526
Display messages and warning/indicator lamps
Page 530 of 593

Display messages
Possible causes/consequences and 0050
0050Solutions
0049 Left dipped beam (Example)*T
he cor responding light source is defective. 0007
Drive on carefully. 0007
Consult a qualified specialist workshop immediatel y.
0009 LED light bulbs: the display message forth e cor responding lamp appears only when allthe light-emitting diodes
in the lamp ha vefailed.
0049 Active Light System inoper-
ative *T
he active headlamp s arefaulty. 0007
Consult a qualified specialist workshop.
0049 Malfunction See Owner's
Manual *T
heexterior lighting is faulty. 0007
Consult a qualified specialist workshop.
Ve hicles with a trailer hitch: a fuse may haveblown. 0007
Pull over and stop theve hicle, paying attention toroad and traf fic conditions. 0007
Check the fuses and replace them if necessary (0013 page 430).
Adaptive Highbeam Assist
inoperative *A
daptive Highbeam Assist is malfunctioning. 0007
Consult a qualified specialist workshop.
*A daptive Highbeam Assist is temp orarily una vailable.
The sy stem limits ha vebeen reached (0013 page131). Displ
aymessa ges and warning/indicator lamps 527
Page 547 of 593

1,
2, 3 ...
4MATIC ..................................................... 172
Fu nction ............................................... 172
12 V battery
see Battery (vehicle)
12 V so cket
see Soc ket (12 V)
48 V on-board electrical sy stem
Operating saf ety .................................... 23
360° Camera .......................................... .228
Fu nction .............................................. 228
Opening the camera co ver (r eve rsing
camera) .............................................. .231
Selecting a view ................................... 231
Setting favo urites ................................ 231
Swit ching automatic operation
on/off (r eversing camera) .................. .231 A
A/C function Swit ching on/off (control panel) ........ .143
ABS (Anti-lo ckBraking Sy stem) ............ .189 Ac
celeration
see Kickdown
Ac cess data
Editing (Blue tooth®
) .............................3 59
Setting (Blu etoo th®
) ............................ 358
Ac cident and breakdown manage‐
ment
Mercedes me connect ........................ .352
Ac oustic locking verification signal
Ac tivating/deactivating ......................... 72
Ac tivating/deactivating automatic
vo lume adjustment
Burmes ter®
sur round sound sy stem ....3 91
Ac tive Blind Spot Assi st.......................... 24 2
Ac tivating/deactivating ...................... .245
Brake application ................................. 24 3
Fu nction .............................................. 24 2
Sy stem limitations ...............................2 42
Tr ailer operation .................................. 24 3
Ac tive bonn et(pedestrian pr otection) .. 393
Operation ............................................ 393
Re setting ............................................. 393 Ac
tive Brake Assi st
Fu nction/no tes .................................... 194
Setting ................................................. 200
Ac tive Di stance Assist DISTRO NIC........ 204
Ac tive Emergency Stop Assist .............. 214
Ac tive Lane Change Assi st................... 213
Calling up a speed .............................. .206
Displ ays in the instrument display .......2 14
Fu nction .............................................. 204
Increasing/decreasing speed .............. 206
Re quirements: .................................... .206
Ro ute-based speed adap tation ........... .209
Selecting ............................................. 206
St eering wheel buttons ....................... 206
St oring a speed ................................... 206
Switching off/deactivating .................. 206
Switching on/activating ......................2 06
Sy stem limitations ...............................2 04
Ac tive Eme rgency Stop Assist ................ 214
Ac tive headlamps .................................... 12 9
Ac tive Lane Change Assi st...................... 213
Ac tivating/deactivating ...................... .214
Fu nction ............................................... 213544
Index