Mercedes-Benz 2013 M Class - Manual (Page 323)

Problem Possible causes/consequences and M Solutions
!
The yellow ABS warning
lamp is lit while the
engine is running. A
warning tone also
sounds. EBD is malfunctioning. Therefore, ABS, BAS, BAS PLUS, ESP ® ,
PRE-SAFE ® , PRE-SAFE ® Brake, COLLISION PREVENTION ASSIST,
the HOLD function, hill start assist and ESP ® trailer stabilization,
for example, are not available either.
ATTENTION ASSIST is deactivated.
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 example.
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.
$ (USA only)
J (Canada only)
֌!
The red brake warning
lamp, the yellow ESP
®
and ESP ® OFF warning
lamps and the yellow
ABS warning lamp are
lit while the engine is
running.
ABS and ESP ® are malfunctioning. Therefore, BAS, BAS PLUS,
PRE-SAFE ® , PRE-SAFE ® Brake, COLLISION PREVENTION ASSIST,
the HOLD function, hill start assist and ESP ® trailer stabilization,
for example, are also not available.
ATTENTION ASSIST is deactivated.
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 example.
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.
Warning and indicator lamps in the instrument cluster
321
On-board computer and displays
Z