MERCEDES-BENZ EQC SUV 2019 Owners Manual
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Display messages
Possible causes/consequences and M
MSolutions #
Drive more slowl y.
Reduce speed *A
t least one tyre is overheating. The af fected tyres are displ ayed in red. At temp eratures close tothe limit value,
th e tyres are displa yed in yello w. &
WARNING Risk of an accident from driving wi thove rheated tyres
Overheated tyres may bur st, particularly at high speeds. #
Reduce speed so that the tyres cool down. #
Reduce speed so that the tyres cool down. Key
Display messages
Possible causes/consequences and M
MSolutions
À Replace key See Owner's
Manual *
Ve hicles with a digital vehicle keyst icke r:on lyafe w or no authorisations remain forst arting the drive sy stem. #
Make sure that the internet connection is not restricted bycer tain mobile phone settings. #
Open Mercedes me connect http://www.me rcedes.me and call up the Digital Vehicle Key service. #
Deactivate the service firs t and then activate it again. #
Ifth e display message still appears, con tact the Mercedes-Benz Cus tomer Assis tance Center (C AC).
* Ve hicles with a digital vehicle keyst icke r:on lyafe w or no authorisations remain forst arting the drive sy stem. 548
Displaymessa ges and warning/indicator lamps
Page 552 of 629
Display messages
Possible causes/consequences and M
MSolutions #
Order a new digital vehicle keyst icke r from a Mercedes-Benz Service Centre or at http://www.mercedes-
benz.com/connect.
Á
Replace key *T
hekey needs tobe replaced. #
Consult a qualified specialist workshop.
Á Change key batteries *T
hekey bat tery is dischar ged. #
Replace the battery (/ page74).
Á Ke y not detected (white
display 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 (/ page165). Displ
aymessa ges and warning/indicator lamps 549
Page 553 of 629
Display messages
Possible causes/consequences and M
MSolutions
Á Key not detected (red dis‐
play message) *T
hekey cannot be de tected and may no longer be in theve hicle.
The key is no lon ger in theve hicle and you swit choff the drive sy stem:
R You can no lon gerst art the drive sy stem.
R You cannot centrally lock theve hicle. #
Ensure that theke y is in theve hicle.
If th eke y de tection function has a malfunction due toast ro ng radio signal source: #
Stop theve hicle immediately in accordance with the traf fic conditions. #
Place theke y in the slot forst arting the engine with theke y (/ page165).
Place the key in the
marked space See Owner's
Manual *K
eydetection is malfunctioning. #
Change the location of theke y in theve hicle. #
Place theke y in the slot forst arting the engine with theke y (/ page165). 550
Displaymessa ges and warning/indicator lamps
Page 554 of 629
Ve
hicle Display messages
Possible causes/consequences and M
MSolutions
d Vehicle is operational
Switch off ignition before
exiting *Y
ou are leaving theve hicle when it is in a ready-to-drive state. #
When you lea vetheve hicle, switch off the ignition, secure theve hicle against rolling away and take theke y with
yo u. #
Ifyo u do not lea vetheve hicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the12 V
battery may dischar geand it will then be possible tostart theve hicle only with the aid of a second battery
(s ta rting assis tance).
ï Trailer coupling extending… *T
he ball neck will retract/ extend.
Do not attem pttospeed up, slow down or initiate the swivel mo vement using your hand, foot or other aids. During
th e swivel mo vement, do not couple a trailer.
When the ball neck has reached an operational position, the display message will disappear.
ï
Check trailer hitch lock
(white display message) *T
he trailer hitch is not operational during a journey with a trailer. #
Stop theve hicle immediately in accordance with the traf fic conditions and switch off the drive sy stem. #
Uncouple the trailer and secure it against rolling away. #
Toinitiate a new swivel mo vement, press and hold the button on theta ilgate until the ball neck engages
beneath the bumper (/ page 256). #
When the display message disappears, couple up the trailer and drive on. Display messages and
warning/indicator lamps 551
Page 555 of 629
Display messages
Possible causes/consequences and M
MSolutions &
WARNING Risk of an accident if the ball neck is not loc ked
If th e ball neck is not in the loc ked position, the trailer may come loose. #
Pull over and stop theve hicle safely as soon as possible, paying attention toroad and traf fic conditions.
Do not continue driving under any circums tances. #
Uncouple the trailer and secure it against rolling away. #
Initiate a new swivelling procedure and do not re-couple the trailer until the display message disappears. If
th e display message does not disappear, the trailer hitch is defective and the ball neck is not loc ked. #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
*T he trailer hitch will not be operational when theve hicle is stationar y. #
Uncouple the coupled trailer and secure it against rolling away. #
Ifth e ball neck is retracted: toinitiate a new swivel mo vement, press and hold the button on theta ilgate until
th e ball neck engages vertically in the loc ked position and then engages beneath the bumper (/ page 256). #
Ifth e ball neck is extended: press and hold the button on theta ilgate until the ball neck engages beneath the
bumper.
If th e display message does not disappear, the trailer hitch is defective and the ball neck is not loc ked. 552
Display messages and warning/indicator lamps
Page 556 of 629
Display messages
Possible causes/consequences and M
MSolutions #
Do not couple up the trailer. Drive on without the trailer. No tethere duced ground clearance due tothe
unlo cked ball nec k. #
Consult a qualified specialist workshop.
ï Operation only possible in
transmission position P *
The ball neck will not swivel because transmission position h,kor neutral iis selected. #
Depress the brake pedal. #
Enga gepark position j.
Ù
Steering malfunction
Increased physical effort
See Owner's Manual *T
he po wer assi stance forth esteering is malfunctioning. &
WARNING Risk of an accident due toaltered steering characteristics
If th e po wer assi stance of thesteering fails partially or comple tely, you will need touse more forc eto steer. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y. #
If safe steering is possible, drive on carefully. #
Visit or consult a qualified specialist workshop immediatel y. Displ
aymessa ges and warning/indicator lamps 553
Page 557 of 629
Display messages
Possible causes/consequences and M
MSolutions
Ù Steering malfunction Stop
immediately See Owner's
Manual *T
hesteering is malfunctioning. Steering capability is considerably impaired. &
WARNING Risk of accident if steering capability is impaired
If th esteering 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 traf fic conditions.
Do not continue driving under any circums tances. #
Consult a qualified specialist workshop. #
Stop theve hicle immediately in accordance with the traf fic conditions. Do not continue driving. #
Consult a qualified specialist workshop.
C *A
t least one door is open. #
Close all doors.
? *T
he bonnet is open. &
WARNING Risk of accident due todriving with the engine bonn etunlo cked
An unloc ked engine bonn etmay open up when theve hicle is in motion and block your vie w. #
Never unlock the engine bonn etwhen driving. #
Before every trip, ensure that the engine bonn etis loc ked. 554
Display messages and warning/indicator lamps
Page 558 of 629
Display messages
Possible causes/consequences and M
MSolutions #
Stop theve hicle immediately, paying attention toroad and traf fic conditions. #
Close the bonn et.
A *T
hetailgate is open. #
Close theta ilgate.
_ Rear left seat backrest not
locked (Example) *T
he seat backrest of the cor responding seat is not engaged. #
Foldthe seat backrest back until it engages.
¥ Top up washer fluid *T
hewasher fluid le vel in thewa sher fluid reser voir has dropped below the minimum. #
Top up thewa sher fluid (/ page 462). Display messages and
warning/indicator lamps 555
Page 559 of 629
Climate control
Displ
aymessages
Possible causes/consequences and M
MSolutions
& inoperative High-voltage
battery charging incom-
plete *T
he high-voltage battery is charging. Pre-ent ryclimate control cannot be switched on. #
Wait until thech arging process has achie ved a minimum charge.
& inoperative Charge HV bat-
tery *T
hecharge ofthe high-voltage battery is too lo w.Pre-ent ryclimate control cannot be switched on. #
Charge the high-voltage batter y.
& Pre-entry climate control
(via key) available again
after engine start *Y
ou ha veattem ptedto switch on pre-entry climate contro l morethan thre e times with the engine switched off. #
Let the drive sy stem runfo rte n seconds.
Pre-entry clima tecontrol is ope rational again. 556
Displaymessa ges and warning/indicator lamps
Page 560 of 629
Display messages
Possible causes/consequences and M
MSolutions
& Pre-entry climate control
(via key) inoperative HV-
battery low *T
hecharge ofthe high-voltage battery is too lo w.Pre-ent ryclimate control cannot be switched on. #
Charge the high-voltage batter y.
When the high-voltage battery is suf ficiently charge d, pre-entry climate control is operational again. Drive sy
stem Display messages
Possible causes/consequences and M
MSolutions
To switch off the engine,
press Start/Stop button
for at least 3 seconds or 3
times. *Y
ou ha vepressed thest art/ stop button while driving. #
Toswitch off the drive sy stem while driving, see (/ page163).
+
Top up coolant See Own-
er’s Manual *T
he coolant le vel is too lo w.
* NO
TEEngine dama gedue toinsuf ficient coolant #
Avoid long journe yswith insuf ficient coolant. #
Have the cooling sy stem checked at a qualified specialist workshop. Display messages and
warning/indicator lamps 557