Warning/
indicator
lamp
N
N
Signal type
Possible causes/consequences and
M
M
Solutions
!
N
The yellow ABS warning lamp is lit while the engine is running. A warning tone
also sounds.
EBD is faulty. Therefore, ABS, BAS, Active Brake Assist, ESP
®
, ESP
®
trailer stabi-
lisation, the HOLD function, hill start assist, the adaptive brake lights and
PRE
‑
SAFE
®
, 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 exam-
ple.
The steerability and braking characteristics may be severely affected. The braking
distance may increase in an emergency braking situation.
If ESP
®
is not operational, ESP
®
is unable to stabilise the vehicle.
There is an increased risk of skidding and/or accident.
X
Observe the additional display messages on the multifunction display.
X
Drive on carefully.
X
Consult a qualified specialist workshop immediately.
!
֌
J
N
The red brake system warning lamp and the yellow ABS, ESP
®
and ESP
®
OFF
warning lamps are lit while the drive system is running.
ABS and ESP
®
are malfunctioning. Therefore, BAS, Active Brake Assist, EBD,
PRE
‑
SAFE
®
, the HOLD function, hill start assist, the adaptive brake lights and ESP
®
trailer stabilisation, for example, are also unavailable.
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 exam-
ple.
The steerability and braking characteristics may be severely affected. The braking
distance may increase in an emergency braking situation.
If ESP
®
is not operational, ESP
®
is unable to stabilise the vehicle.
There is an increased risk of skidding and/or accident.
X
Observe the additional display messages on the multifunction display.
X
Drive on carefully.
X
Consult a qualified specialist workshop immediately.
Warning and indicator lamps on the instrument cluster
269
On-bo
ard
computer
and
displays
Z