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On-board computer and displays – Mercedes-Benz CLA-Class 2015 User Manual

Page 253

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Problem

Possible causes/consequences and M

M Solutions

!
The yellow ABS warning

lamp is lit while the

engine is running.

ABS is temporarily unavailable. Therefore, BAS, COLLISION PRE-

VENTION ASSIST PLUS, ESP

®

, EBD (electronic brake force distri-

bution), the HOLD function and hill start assist are also deactiva-

ted, for example.
Possible causes are:

R

self-diagnosis is not yet complete.

R

the on-board voltage may be insufficient.

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 affec-

ted. The braking distance in an emergency braking situation can

increase.
If ESP

®

is not operational, ESP

®

is unable to stabilize the vehicle.

There is a risk of an accident.

X

Carefully drive a suitable distance, making slight steering move-

ments at a speed above 12 mph (20 km/h).

The functions mentioned above are available again when the

warning lamp goes out.

If the warning lamp is still on:

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

251

On-board

computer

and

displays

Z