change key battery MERCEDES-BENZ E-CLASS ESTATE 2022 Owners Manual

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
PRE-SAFE inoperative See
Owner's Manual *
The PRE‑SAFE ®
functions are malfunctioning. #
Consult a quali/ed specialist workshop.
PRE-SAFE impulse side
inoperative See Owner's
Manual *
The PRE‑SAFE ®
Impulse Side system is malfunctioning or inoperative aTer having already been triggered. #
Consult a quali/ed specialist workshop. K K
e
ey
y Displa
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y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences andM
MSolutions
Solutions
Á
Replace key *H
aveth eke yre placed. #
Consult a quali/ed specialist workshop.
Á
Change key batteries *T
hekey battery is dischar ged. #
Replace the battery (/ page 83).436
436
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences andM
MSolutions
Solutions
Á
Key not detected (white dis-
play message) *T
hekey is cur rently unde tected. #
Change the location of theke y in theve hicle. #
Ifth eke y is still not recognised, place it in the slot for starting with theke y (/ page 181).
Á Key not detected (red dis-
play message) *T
hekey cann otbe de tected and may no longer be in theve hicle.
If th eke y is no lon ger in theve hicle and you switch o. theve hicle:
R You can no longer start theve hicle.
R You cannot centrally lock theve hicle. #
Ensu rethat theke y is in theve hicle.
If th eke y is in theve hicle and still not recognised: #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Place theke y in the slot for starting the engine with theke y (/ page 181).
The key battery is weak or dischar ged. #
Check the battery using the indicator lamp (/ page 81). #
Replace theke y batter y,if necessary (/ page 83). Display message
s andwarning/indicator lamps
437
437

È
- - - km/h ..................................... 468
h - - - km/h ..................................... 468
# 12 V battery See Owner's Man-
ual......................................................... 487
Û 48 V battery See Owner's Man-
ual......................................................... 489
ò Acoustic presence indicator
inoperative............................................ .445
: Active Light System inoperative..... 439
¯ AdBlue system fault Emer. op.:
max. XXX km/h Start not poss. in
XXX km.................................................. 497
¯ AdBlue system fault Emer gency
op. in XXX miles See Owner's Manual.... 497
¯ AdBlue system fault Engine
start not possible................................... 498
¯ AdBlue system fault See Own-
er's Manual............................................ 497
5 Add 1 litre engine oil when next
re fuelling ............................................... 499 é
ATTENTION ASSIST inoperati ve..... 467
é ATTENTION ASSIS T:Take a
break!.................................................... 467
: Automatic driving lights inoper-
ative...................................................... 439
Û Battery overheated Stop, every-
body out! Outdoors if possible ........ 447, 489
Á Change key batteries .................... 436
è Charger cable connected .............. 445
J Check brake 0uid le vel.................. 466
5 Check eng. oil le v.when next
re fuelling ............................................... 498
ï Check trailer hitch lo ck(white
display message) .................................... 452
h Check tyre(s) ................................ 492
! Clean the fuel /lter....................... 459
É Compressor is cooling .................. 480
ÿ Coolant Stop vehicle Switch
engine o............................................... 458 !
currently una vailable See Own-
er's Manual............................................4 82
÷ currently una vailable See Own-
er's Manual............................................4 83
5 Engine oil le vel cannot be meas-
ured....................................................... 501
5 Engine oil le velRe duce oil le vel..... 499
5 Engine oil le velSt op vehicle
Switch engine o.................................... 499
5 Engine oil pressure Stop Switch
o. engine.............................................. 500
ä Fault Drive at max. 80 km/h ......... 478
6 Front leT malfunction Consult
wo rkshop (e xample)...............................4 33
& inoperative Battery low................. 442
& inoperative Char geHV battery...... 443
& inoperati veHigh-voltage battery
ch arging inco mplete ............................... 443
& inoperative Refuel vehicle............. .443
& inoperative See Owner's Man........ 442 Index
525 525