2021 MERCEDES-BENZ B-CLASS HATCHBACK stop start

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions #
Operate the high beam manually until Adaptive High Beam Assist is available again.
Adaptive Highbeam Assist
inoperative *A
daptive Highbeam Assist is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. #
Until then, operate the high beam manuall y.
Adaptive Highbeam Assist
Plus currently unavailable
See Owner's Manual *A
daptive Highbeam Assist Plus is tempo rarilyuna vailable.
The system limits ha vebeen reached (/ page 144).
Once the cause of the problem is no longer present, the system will be available again. The Adaptive Highbeam
Assist Plus available again displaymessage will appear. #
Drive on #
Operate the high beam manually until Adaptive High Beam Assist Plus is available again.
Adaptive Highbeam Assist
Plus inoperative *A
daptive Highbeam Assist Plus is malfunctioning. #
Drive on
or #
Stop theve hicle in accordance with the tra1c conditions and restart theve hicle. #
Ifth e display message does not disappear: consult a quali/ed specialist workshop. 422 422
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions
00D7
Malfunction *T
he drive system is malfunctioning. A warning tone will also sound. #
Consult a quali/ed specialis two rkshop.
*T here is a serious malfunction if the display message and warning tone are repeated at short inter vals. You must stop
th eve hicle immediately in accordance with the tra1c conditions because the drive system is automatically deactiva-
te d. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Switch o. theve hicle and consult a quali/ed specialist workshop.
00D7
Malfunction Visit workshop *T
he drive system is malfunctioning. #
Consult a quali/ed specialist workshop.
Without changing gear,
consult workshop *T
he drive system cann otbe restar ted due toa malfunction.
If th e transmission position is changed using the DIRECT SELECT le ver,th e drive system will be switched o. in park
position 005Dor neutral 005C. #
Consult a quali/ed specialist workshop and do not change the transmission position.
Without starting engine
again, consult workshop *I
t is not possible torestart the drive system due toa malfunction. #
Do not switch o. the drive system; drive on tothe nearest quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
429 429

V
V
ehicle
ehicle Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences and0050
0050Solutions
Solutions
0072
Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle in a ready-to-drive state. #
Get out of theve hicle, secure it against rolling away and take theke y with you. #
Ifyo u do not lea vetheve hicle, switch o. the electrical consumers, e.g. the seat heating. Otherwise, the 12‑V bat-
te ry may dischar geand starting the engine may be possible only with the help of a second battery (jump start).
ï
Check trailer hitch
lock (white display message) *T
he trailer hitch is not operational during a jou rney with a trailer. &
W WARNING
ARNING Risk of an accident if the ball neck is not loc ked
The trailer may become de tach ed. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedu reand do not re-couple the trailer until the display message disappears. #
Initiate a new swivel mo vement (/ page 274). #
When the display message disappears, couple up the trailer and drive on.
If th e display message does not disappear, the trailer hitch is malfunctioning and the ball neck is not loc ked. 432
432
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions
Ù
Steering malfunction See
Owner's Manual *T
he elect ric steering lock is malfunctioning. The steering may be loc kedby the electric steering loc k. &
W WARNI NG
ARNI NGRisk of accident if steering capability is impai red
If th e steering does not function as intended, theve hicle's operating saf ety is jeopardised. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and tra1c conditions. Do
not continue driving under any circums tances. #
Consult a quali/ed speciali stwo rkshop. #
Stop theve hicle immediately in accordance with the tra1c conditions. Do not continue driving. #
Consult a quali/ed specialist workshop.
û
Before starting the engine,
turn the steering wheel. *T
he elect ric steering lock could not unlock the steering. #
Switch o. theve hicle. #
Tounlock the steering, mo vethe steering wheel slightly tothe leT and right. #
Switch on theve hicle again.
Active bonnet malfunction
See Owner's Manual *T
he active bonn et(pedest rian pr otection) is malfunctioning or inoperative aTer having already been triggered. #
Consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
435 435

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions #
Restart theve hicle.
If th e display message still appears: #
Consult a quali/ed specialist workshop. Engine
Engine
Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences and0050
0050Solutions
Solutions
To switch off the engine,
press the Start/Stop but-
ton for at least 3 seconds
or 3 times. *Y
ou ha vepressed the start/s top button while theve hicle is in motion. #
Information about switching o. theve hicle while driving (/ page 169).
Cannot start engine See
Owner's Manual *T
hevehicle cann otbe star ted. #
Switch theve hicle o. and switch it back on #
Ifth e display message still appears, consult a quali/ed specialist workshop. 438 438
Displ
aymessages and warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions
Drive system Malfunction
Visit workshop *T
he drive system is malfunctioning. #
Consult a quali/ed specialist workshop.
Drive system Malfunction
Stop Switch engine off *T
he drive system is malfunctioning. #
Stop theve hicle immediately in accordance with the tra1c conditions and switch o. the engine. #
Consult a quali/ed specialist workshop. T T
r
ransmission
ansmission Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/conseq uences and
uences and0050
0050Solutions
Solutions
Only select Park (P) when
vehicle is stationary *I
t is possible toselect the park position 005Donly if theve hicle is stationar y. #
Depress the brake pedal tostop. #
ShiT the transmission topark position 005Dwhen theve hicle is stationar y.
Apply brake to deselect
Park (P) position *Y
ou ha veattem pted toshiT the transmission out of park position 005Dand into ano ther transmission position. #
Depress the brake pedal. #
Select transmission position 005B,005Eor neutral 005C.
To shift out of P or N,
depress brake and start
engine *Y
ou ha veattem pted toshiT the transmission out of park position 005Dor neutral 005Cand into ano ther transmission posi-
tion. #
Depress the brake pedal. Display messages and
warning/indicator lamps
441
441

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions #
Start theve hicle. #
Change the transmission position.
Apply brake to select D or R *You ha veattem pted toselect transmission position 005Bor005E. #
Depress the brake pedal. #
Select transmission position 005Bor005E.
Apply brake to select R *You ha veattem pted toselect transmission position 005E. #
Depress the brake pedal. #
Select transmission position 005E.
Risk of vehicle rolling
Driver door open and trans-
mission not in P *T
he driver's door is not fully closed and transmission position 005B,005Eor neutral 005Cis selected.
The vehicle may rollawa y. #
Select pa rkposition 005Dwhen switching o. theve hicle.
N permanently active Risk
of vehicle rolling *W
hiletheve hicle is rolling or while you are driving, neutral 005Chas been engaged. #
Depress the brake pedal tostop. #
ShiT the transmission topark position 005Dwhen theve hicle is stationar y. #
Tocontinue driving, select transmission position 005Bor005E.
Without changing gear,
consult workshop *T
he transmission is malfunctioning. It is no lon ger possible tochange the transmission position. 442 442
Display messages and
warning/indicator lamps

Displa
Displa
y messag
y messag es P
es Possible causes/conseq
ossible causes/consequences and uences and0050
0050Solutions
Solutions #
If transmission position 005Bis selected, consult a quali/ed specialist workshop and do not change the transmission
position. #
For all other transmission positions, park theve hicle safel y. #
Consult a quali/ed specialist workshop.
Reversing not poss. Con-
sult workshop *T
he transmission is malfunctioning. It is not possible toselect transmission position 005E. #
Consult a quali/ed specialist workshop.
Transmission Malfunction
Stop *T
he transmission is malfunctioning. The transmission shiTs toneutral 005Cautomaticall y. #
Stop theve hicle immediately in accordance with the tra1c conditions. #
Depress the brake pedal. #
Engage park position 005D. #
Consult a quali/ed specialist workshop.
Transmission Malfunction *The transmission is malfunctioning. The cause could be an overheated clutch or bloc kedge ars. #
Let the transmission cool down. #
Ifth e display message still appears following a restart, consult a quali/ed specialist workshop. Displ
aymessages and warning/indicator lamps
443 443