2016 MERCEDES-BENZ C CLASS Owners Manual

Safety
Seat belts Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions

Safety systems Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions

Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
'M
Q ' (USA only), M (Canada only): the red brake system warning lamp is lit
while the engine is running.
PLUG-IN HYBRID vehicles: the red brake system warning lamp is shown in the
READY driving status.
A warning tone also sounds.
There is not enough brake fluid in the brake fluid reservoir.
G WARNING
The braking effect may be impaired.
There is a risk 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 177).X
Do not add brake fluid. Adding more will not correct the malfunction. X
Consult a qualified 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 a display message with the & symbol.
The brake pads/linings have reached their wear limit. X
Visit a qualified specialist workshop.
%
Q The yellow ABS warning lamp is lit while the engine is running.
PLUG-IN HYBRID vehicles: the yellow ABS warning lamp is shown in the READY
driving status.
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 be faulty.
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 a qualified specialist workshop immediately.
If the ABS control unit is faulty, there is also a possibility that other systems, such
as the navigation system or the automatic transmission, will not be available.Warning and indicator lamps in the instrument cluster 289
On-board computer and displays Z

Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
'M

Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions

Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions
t
Q Only Mercedes-AMG vehicles: the yellow SPORT handling mode warning lamp is
lit while the engine is running.
SPORT handling mode is activated.
G WARNING
When SPORT handling mode is switched on, ESP ®
is unable to stabilize the vehicle.
There is an increased risk of skidding and an accident. X
Only switch to SPORT handling mode in accordance with the conditions descri-
bed in the "Activating/deactivating ESP" section ( Y
page 74).
I$
Q I (USA only), $ (Canada only): the red indicator lamp for the electric
parking brake flashes or is lit and/or the yellow warning lamp for the electric
parking brake is lit. X
Observe the additional display messages in the multifunction display.
u
Q The red restraint system warning lamp is lit while the engine is running.
The restraint system is faulty.
G WARNING
The air bags or Emergency Tensioning Devices may either be triggered uninten-
tionally or, in the event of an accident, may not be triggered.
There is an increased risk of injury. X
Observe the additional display messages in the multifunction display. X
Drive on carefully. X
Contact a qualified specialist workshop and have the restraint system checked.
For further information about the restraint system, see ( Y
page 46).292
Warning and indicator lamps in the instrument cluster
On-board computer and displays

Engine Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions

Warning/
indicator
lamp Q Signal type
Possible causes/consequences and P Solutions