Key
Display messages
Possible causes/consequences and M MSolutions
Á Replace key *H
avetheke yre placed. #
Consult a qualified specialist workshop.
Á Change key batteries *T
hekey bat tery is dischar ged. #
Replace the battery (/ page75).
Á
Key not detected (white dis‐
play message) *T
hekey is cur rently und etected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, place it in the slot forst arting with theke y (/ page154). 374
Displaymessa ges and warning/indicator lamps
Air-water duct
Keeping free.......................................... 305
Airbag Activation................................................ 39
Fr ont airbag (driver, front passenger)...... 44
Ins tallation locations.............................. .44
Knee airbag............................................ .44
Overview................................................. 44
PA SSENGER AIR BAG indicator lamp....... 49
Pr otection................................................ 46
Re duced pr otection.................................47
Side airba g.............................................. 44
Wi ndow airba g......................................... 44
Airflow Setting................................................... 14 2
Alarm sy stem
see ATA (anti-theft alarm sy stem)
All-wheel drive see 4MATIC
Ambient lighting Setting (MBUX multimedia sy stem)....... 13 5
Android Auto
see Smartphone integration Animals
Pets in theve hicle................................... 72
Anti-lock braking sy stem
see ABS (Anti-lock Braking Sy stem)
Anti-skid chains
see Snow chains
Anti-theft pr otection
Ad ditional door loc k................................ .76
Immobiliser............................................. 93
Anti-theft pr otection
see ATA (anti-theft alarm sy stem)
Anticipatory occupant pr otection
see PRE- SAFE®
(anticipatory occu‐
pant pr otection)
see PRE-SAFE ®
PLUS (anticipatory
occupant pr otection plus)
Apple CarPlay ®
see Smartphone integration
Assistance sy stems
see Driving saf ety sy stem
ASS YST PLUS
Battery disconnection pe riods.............. 298
Displaying the service due dat e............. 297 Fu
nction/no tes..................................... 297
Re gular maintenance work.................... 297
Special service requ irements................ 297
ATA (anti-theft ala rmsystem)
Deactivating the alarm............................ 94
Fu nction.................................................. 93
Fu nction of interior pr otection................. 94
Priming/deactivating interior pr otec‐
tion..........................................................95
Priming/deactivating tow- aw ay pro‐
te ction..................................................... 94
To w- aw ay protection function.................. 94
AT TENTION ASSI ST
Fu nction................................................. 191
Setting................................................... 19 3
Sy stem limitations................................. 191
At tention assistant
see ATTENTION ASSIST
Au thorised workshop
see Qualified specialist workshop
Au tomatic distance control
see Active Dis tance Assi stDISTRONIC
Au tomatic driving lights........................... 12 8442
Index
Wheels/rims......................................... 309
Wi
ndo ws................................................ 309
Wi per blades.........................................3 09
Carpet (Care).............................................. 310
Changing gears
Manually. ............................................... 16 8
Changing hub caps .................................. .345
Charging Battery (vehicle).................................... 325
USB port................................................ 12 3
Chassis Damping characteristics....................... .217
DY NA MIC BODY CONTROL.................... 217
Chassis le vel (AIR BODY CONT ROL)
Setting.................................................. .219
Child saf ety lock
Re ar door................................................ 70
Re ar side wind ows................................... 72
Child seat App rova l categories................................ .58
At tach ing (no tes).....................................58
Basic instructions.................................... 53
Fr ont passenger seat (no tes)...................68 Fr
ont passenger seat (without auto‐
matic airbag shutoff)...............................68
ISOFIX/i-Size (fitting).............................. 62
No tes on risks and dangers..................... 54
Re commended child restra int sy stems.... 57
Seats suitable for belt-secu redch ild
re stra int sy stems..................................... 65
Seats suitable for i‑Size child
re stra int sy stems..................................... 61
Seats suitable for ISOFIX child
re stra int sy stems..................................... 60
Securing on the co-driver seat................69
Secu ring on there ar seat........................ 66
To pTe ther............................................... 64
Child ren
Av oiding dangers in theve hicle............... 54
Basic instructions.................................... 53
Cho ck
St orage location.................................... 344
Chock see Chock
Cleaning see Care Climate control
Activating/deactivating the A/C
function (contro l panel)........................ .143
Ac tivating/deactivating the A/C
function (MBUX multimedia sy stem)..... 14 3
Ac tivating/deactivating the synchro‐
nisation function (contro l panel)............14 4
Ac tivating/deactivating the synchro‐
nisation function (MBUX multimedia
sy stem).................................................. 14 4
Air-reci rculation mode...........................1 45
Au tomatic control.................................. 14 4
Calling up the air conditioning menu..... 14 3
Climate style function............................1 44
Demi sting the windscreen..................... 14 2
Demi sting windo ws............................... 14 5
Fr ont air vents........................................ 151
Inserting/removing theflacon (fra‐
gr ance sy stem)...................................... 14 6
Ionisation............................................... 14 5
No te...................................................... 14 2
Re ar air vents......................................... 151
Re sidual heat......................................... 14 5
Setting (MBUX multimedia sy stem)....... 14 3
Setting the air distribution..................... 14 2
Setting the air flow ................................. 14 2 Index
445
Individual drive prog
ram
Con figuring............................................ 16 5
Selecting............................................... 16 5
Inspection see AS SYST PLUS
Instrument clus ter
Fu nction/no tes............................. 248, 24 9
Instrument display Function/no tes..................................... 24 9
Instrument clus ter................................... 10
Wa rning/indicator lamps...................... 425
Instrument display and on-boa rd
compu ter
Fu nction/no tes..................................... 24 8
Intelligent Light Sy stem
Ac tivating/deactivating......................... 131
Ac tive headla mps.................................. 13 0
Ad aptive Highbeam Assist..................... 13 2
Ad aptive Highbeam Assist Plus............ .133
Cornering light....................................... 13 0
Fo g light (enhanced)..............................1 31
Mo torw ay mode..................................... 131
Overview............................................... 13 0Interior lighting
Adjusting............................................... 13 5
Ambient lighting.................................... 13 5
Re ading lam p......................................... 13 5
Switch-off del aytime............................. 13 6
Interior pr otection
Fu nction.................................................. 94
Priming/deactivating.............................. 95
Internet radio
see TuneIn
Ionisation Activating/deactivating (MBUX mul‐
timedia sy stem).....................................1 45
iPhone ®
see Smartphone integration
ISOFIX child seat anchor
Seats suitable for attaching..................... 60
ISOFIX child seat securing sy stem
Fitting..................................................... .62 J
Jack Declaration of conformity........................ 29 St
orage location.................................... 344
Jump-start connection General no tes........................................ 323 K
Key Acoustic locking verification signal.......... 74
Battery.................................................... 75
Deactivating a function............................ 74
Emergency key........................................ 75
Energy consumption................................ 74
Fu nction overview.................................. .73
Ke yring attachment................................ 75
Problem................................................... 76
Un locking setting.................................... .74
KEYLESS-GO Deactivating a function............................74
Locking/unlocking theve hicle................78
Problem................................................... 79
Un locking setting.................................... .74
Kickd own
Using.....................................................1 70
Knee airbag................................................. .44456
Index