change key battery MERCEDES-BENZ G-CLASS SUV 2018 Owners Manual

Display messages
Possible causes/consequences and M
MSolutions
Á Change key batteries *T
hekey bat tery is dischar ged. #
Replace the battery (/ page73).
Á
Place the key in the
marked space See Owner's
Manual *T
hekey de tection function is malfunctioning. #
Change the location of theke y in theve hicle. #
Start theve hicle with theke y in the slot (/ page142). Ve
hicle Display messages
Possible causes/consequences and M MSolutions
Front/rear differential lock
system malfunction *T
he dif fere ntial lo cks are malfunctioning.
Other driving sy stems and driving saf ety sy stems may also be malfunctioning. Display messages and
warning/indicator lamps 47 9

Ac
tive Brake Assi stFunctions limited
See Owner's Manual ........................... 453
Ac tive Dis tance Assi stavailable
again .................................................. .460
Ac tive Dis tance Assi stcur rently
una vailable See Owner's Manual .........460
Ac tive Dis tance Assi stinope rative ...... 460
Ac tive Lane Keeping Assist Camera
view restricted See Owner's Manual ... 462
Ac tive Lane Keeping Assist cur rently
una vailable See Owner's Manual .........457
Ac tive Lane Keeping Assist inopera‐
tive ...................................................... 458
bAc tive Light Sy stem inoperative .. 489
Ac tive Parking Assist and
PA RKTRONIC inoperati veSee Own‐
er's Manual ......................................... 463
Ad aptive Highbeam Assist Plus Cam‐
era view restricted See Owner's
Manual ................................................ 491 Ad
aptive Highbeam Assist Plus cur‐
re ntly una vailable See Owner's Man‐
ual ...................................................... .490
Ad aptive Highbeam Assist Plus inop‐
erative ................................................ .490
¯ AdBlue sy stem fault Engine
st art not possible ................................ 470
¯ AdBlue sy stem fault Perf.
re duced in XXX km See Owner's
Manual ................................................ 470
¯ AdBlue sy stem fault Perf.
re duced: XXX mph No start in XXX
miles .................................................... 470
¯ AdBlue sy stem fault See Own‐
er's Manual ........................................ .469
4Ad d 1 litre engine oil when next
re fuelling ............................................. 468
Air intake malfunction See Owner's
Manual ................................................ 485 Apply brake
todeselect Park (P)
position ...............................................4 72
App lybrake toselect R ........................ 473
À ATTENTION ASSIST inoperative ... 459
ÀAT TENTION ASSIS T:Take a
break! .................................................. 456
bAu tomatic driving lights inoper‐
ative .................................................... 490
Au xilia rybattery malfunction ...............473
Blind Spot Assi stcur rently una vaila‐
ble See Owner's Manual ...................... 462
Blind Spot Assist inope rative ............... 456
Blind Spot Assi stnot available when
to wing a trailer See Owner's Manual ...4 58
ÁChange key bat teries ...................4 79
JChe ckbrake fluid le vel................ 448
Check brake pads See Owner's Man‐
ual ...................................................... .456
hChe cktyre(s) ............................... 474
! Clean the fuel filter .................... .463 514
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