2017 MERCEDES-BENZ SLC warning

and warning lamps only indicat eam alfunctio nift he yl ight up or flas ha fter starting th ee ngine or
whilst driving.
Safety
Seat belts Warning/
indicator
lamp Q Signa lt yp e
Possible causes/consequences and P Solutions

Safety systems Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
'M
Q ' (USA only) or M (Canada only): the red brake system warning lamp is
lit while the engine is running. Aw arning tone also sounds.
G WARNING
There is not enough brake fluid in the brake fluid reservoir.
The braking effect may be impaired.
There is ar isk of an accident.X
Pull over and stop the vehicle safely as soon as possible, paying attention to road
and traffic conditions. Do not continue driving under any circumstances. X
Secure the vehicle against rolling away ( Y
page 131).X
Do not add brake fluid. Adding more will not correct the malfunction. X
Consult aq ualified specialist workshop.X
Observe the additional display messages in the multifunction display.
'
Q USA only: the red brake system warning lamp is lit while the engine is running.
The multifunction display also shows ad isplay message with the & symbol.
The brake pads/linings have reached their wear limit. X
Visit aq ualified specialist workshop.
%
Q The yellow ABS warning lamp is lit while the engine is running.
ABS (anti-lock braking system) is malfunctioning.
If there is an additional warning tone, the EBD (electronic brake force distribution)
is malfunctioning.
Other driving systems and driving safety systems may also malfunction.
G WARNING
The brake system continues to function normally, but without the functions listed
above. The front and rear wheels could therefore lock if you brake hard, for exam-
ple.
The steerability and braking characteristics may be severely affected. The braking
distance in an emergency braking situation can increase.
If ESP ®
is not operational, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident. X
Observe the additional display messages in the multifunction display. X
Drive on carefully. X
Visit aq ualified specialist workshop immediately.
If the ABS control unit is faulty, there is also ap ossibility that other systems, such
as the navigation system or the automatic transmission, will not be available.204
Warning and indicator lamps
On-board computer and displays

Warning/
indicator
lamp Q Signal type
Possibl ec auses/consequences and P Solutions
'M

Warning/
indicator
lamp Q Signal type
Possibl ec auses/consequences and P Solutions

Engine Warning/
indicator
lamp Q Signa lt yp e
Possible causes/consequences and P Solutions

Warning/
indicator
lamp Q Signal type
Possibl ec auses/consequences and P Solutions

Warning/
indicator
lamp Q Signal type
Possibl ec auses/consequences and P SolutionsX
If the coolant temperature gauge is below the H marking ( Y
pag e1 64) ,d rive on
to the next qualified specialist workshop. X
Avoid heavy loads on the engine as you do so, e.g. driving in mountainous terrain
and stop-and-go traffic.
Driving systems Warning/
indicator
lamp Q Signal type
Possibl ec auses/consequences and P Solutions

Tires Warning/
indicator
lamp Q Signal type
Possible causes/consequence sa nd P Solutions
w
Q The yellow tire pressure monitor warning lamp (pressure loss/malfunction) is lit.
The tire pressure monitor ha sd et ecte dal os sofp ressure in at leas to ne of the tires.
G WARNING
Tire pressures tha ta re too lo wp os et he following hazards:R
the ym ay burst, especially as the load and vehicl es peed increaseR
the ym ay wear excessivel ya nd/or unevenly, which ma yg reatl yi mpai rt ire trac-
tion. R
the drivin gc haracteristics, as well as steerin ga nd braking ,m ay be greatly
impaired
There is ar is kofana ccident.X
Stop the vehicl ew it hou tm ak ing any sudden steerin gorb raking maneuvers. Pay
attentio ntot he traffi cc onditions as yo udos o.X
Secure the vehicl ea gain st rolling away ( Y
page 131).X
Observe the additional displa ym essage sint he multifunctio nd isplay .X
Check the tire sa nd ,ifn ecessary ,f ollo wt he instructions for af la tt ire
( Y
page 241). X
Check the tire pressure ( Y
page 262).X
If necessary ,c orrect the tire pressure.
w
Q The yellow tire pressure monitor warning lamp (pressure loss/malfunction)
flashe sf or approximately one minute and the nr emains lit.
The tire pressure monitor is faulty.
G WARNING
The system is possibl yu nabl etor ecognize or register lo wt ire pressure.
There is ar is kofana ccident.X
Observe the additional displa ym essage sint he multifunctio nd isplay .X
Visi taq uali fied specialis tw or kshop immediately.210
Warning and indicator lamps
On-board computer and displays