2012 MERCEDES-BENZ GL SUV turn signal bulb

Activating/deactivating the inte-
rio
rlightin gdelayed switch-off .......282
Active light function .......................123
Automatic he adlampmode ............ 119
Cornering light function .................123
Dipped-bea mheadlamps ............... 120
Driving abroa d............................... 118
Foglamps (extende drange )........... 124
Hazard warning lamps ...................122
Hea dlam pflasher ........................... 122
Light switc h................................... 119
Ma in-beam headlamps ................... 122
Motorway mode ............................. 124
Off-road lights ................................ 124
Parking lamps ................................ 121
Rea rfoglam p................................. 120
Setting the ambient lighting
bri ghtness (on-bo ardc omputer ).... 281
Setting the ambient lighting col-
ou r(on-board computer) ...... .......... 282
Side lamps ..................................... 120
Switch ingA daptive Highbeam
Assist on/of f................................. 281
Switch ingt he daytime driving
lights on/off (on-board computer) .280
Switch ingt he exteri or lighting
delayed switch-off on/off (on-
board computer) ............................ 282
Switch ingt he surround lighting
on/off (on-board computer) ..........282
Turn signals ................................... 121
se eC hangin gbulbs
see Interior lighting
Light sensor (display message) .......303
LI Mi ndicator lamp
Cruise control ................................ 193
DISTRONI CPLUS ........................... 200
Variabl eSPEEDTRONIC .................196
Lim iting the speed
see SPEEDTRONIC
Loading guidelines ............................338
Locking seeC entral locking
Locking (doors)
Automatic ........................................ 84
Emergency lockin g........................... 85
From insi de(central lockin gbut-
ton) .................................................. 83Locking centrally
seeC entral locking
Locking verification signal (on-
board computer) ............................... 283
LO WR ANGE
Display message ............................ 309
Off-road ge ar................................. 254
LO WR ANGE off-road gear ................254
Luggage compartmen tcover
Notes/function .............................. 344
Luggage compartmen tenlarge-
ment Important safety notes ..................341
Luggage compartmen tfloor
opening/closing ............................ 344
stow agew ell, under ....................... 344
Lumbar support
Adjusting (o nthe seat) .................. 108
Luxury head restraint .......................103 M
M+S tyres ........................................... 398
Main-beam headlamps Changing bulbs .............................. 130
Display message ............................ 302
Switch ingA daptive Highbeam
Assist on/of f................................. 125
Switch ingo n/off ........................... 122
Matt fin ish( cle anin ginstructions) ..368
Memory card (audi o)......................... 274
Memory function ............................... 115
Mercedes-Benz Service Centre seeQ ualified specialist workshop
Message memory (on-board com-
puter) ................................................. .290
Mes sages
see Display messages
Mirror
see Vanity mirror (in sun visor)
Mirrors
see Exterior mirrors
see Rear-view mirror
Mobile phone
Frequencies ................................... 421
Installati on .................................... .421
Menu (on-bo ardc omputer )............ 275 14
Index

Menu (on-boar
dcomputer )............ 275
Number from the phone book ........ 276
Redialling ....................................... 276
Rej ecting/end ingac all................. 276
Te lephon ecompartmen t................ 339
Temperature
Coolan t.......................................... 268
Co olan t(on-board computer) ...... ...2 86
Engine oi l(on-board computer) ...... 286
Outside temperatur e..................... .268
Setting (cl imate control) ................143
TEMPOMAT
Function/notes ............................. 193
Theft-deterren tsyst em
ATA (Anti-Theft Alarm system) .........71
Immob iliser ...................................... 71
Through-loading ................................ 341
Time seeS eparate Owner's manual
Timing (RACETIMER) .........................287
TIRE FITk it.......................................... 379
Top Tether ............................................ 55
Total distanc erecorder .................... 271
Tow-away protection ..........................71
Towing Important safety notes ..................388
Towing atrailer
Active Blind Sp ot Assist................. 245
Active Lane Kee ping Assist ............248
Active Parking Assis t..................... 223
Axle lo ad,p erm issible .................... 433
Bulb failure ind icator for LED
lamps ............................................. 263
ESP ®
(Electroni cStability Pro-
gram) ............................................... 67
Pullin gawayw ithat railer .............. 162
Traile rdrive program ..................... 250
Towing away
Fitting the tow inge ye.................... 390
Removing the tow inge ye............... 390
With both axl eson the ground .......390
Tow-starting
Emergency engine starting ............391
Important safety notes ..................388
Trailer
Display message ............................ 321Trailer coupli
ng
se eT owing atrailer
Traile rtowing
7-pin connector ............................. 263
Blind Spo tAssist ...... ...................... 240
Cleaning the trailer tow hitch ......... 371
Coupling up atrailer ...................... 260
Decouplin gatrailer ....................... 261
Driving tip s.................................... 257
Fol ding in the bal lcoupling ............ 261
Fol ding out the bal lcoupling .......... 259
Important safety notes ..................257
Mo unting dimensions ....................432
Parktroni c...................................... 218
Po wer suppl y................................. 262
Pro blem (fault) ............................... 264
Shift rang e..................................... 170
Traile rloads ................................... 433
Transmission
seeA utomati ctransmission
Transmissio nposition display .........168
Transmission pos ition display
(DIRECT SELECT lever) ......................168
Transportin gthe vehicle .................. 391
Travellin guphill
Brow of hil l..................................... 192
Driving downhil l............................. 192
Maximum gradient-cl imbing capa-
bility .............................................. .192
Trim pie ces( cle anin ginstructions) .372
Trip computer (on-b oard com-
puter) ................................................. .271
Trip meter Calling up ....................................... 271
Resetting (on-bo ardc omputer )...... 272
Turn si gnal
se eT urn signals
Turn signals
Switching on/off ........................... 121
TV
Operating (on-bo ardc omputer )..... 275
se eS eparate operating instructions
Two- wayradio
Freq uencies ................................... 421
Installati on .................................... .421
Transmission output (maximum ).... 421 20
Index

Displa
ymessages Possible causes/consequences and
M Solutions
b
Re
ar lef ti ndica‐ tor or
Re ar right indicator Th
er ear left-han dorrear right-hand tur nsignal is faulty.
X Check whether you are permitted to replac ethe bulb yourself
(Y page 12 9).
or
X Visit aqualified specialist workshop. b
Fron
tleft indica‐ tor or
Front right indicator Th
ef ront left-hand or front right-hand turn signal is faulty.
X Check whethe ryou ar epermitted to repla cethe bulb yourself
(Y page 129).
or
X Visit aqualified specialist workshop. b
Left
mirror indica‐
tor orRigh
tmirror indicator Th
et urns ignal in the left-han dorright-han dexterior mirror is
faulty.
X Check whether you are permitted to repla cethe bulb yourself
(Y page 129).
or
X Visit aqualified specialist workshop. b
Thir
dbrakel amp Th
et hirdb rake lamp is faulty.
X Check whethe ryou ar epermitted to repla cethe bulb yourself
(Y page 129).
or
X Visit aqualified specialist workshop. b
Left brake
lamp orRigh
tbrake lamp Th
eleft or right-han dbrake lamp is faulty.
X Check whethe ryou ar epermitted to repla cethe bulb yourself
(Y page 129).
or
X Visit aqualified specialist workshop. b
Left-han
dtail lamp/brake
lamp or
Right-hand tail lamp/brake
lamp Th
eleft or right-han dtail lamp/brak elamp is faulty.
X Check whether you are permitted to replac ethe bulb yourself
(Y page 12 9).
or
X Visit aqualified specialist workshop. Display mess
ages
301On-board computer and displays Z