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Practical hints
What to do if …?
Problem Possible cause Suggested solution
; (USA only)
3 (Canada only)
The red brake warning lamp
lights up while driving and you
hear a warning sound.
You are driving with the parking brake set. ̈ Release the parking brake
(
୴ page 44).
The red brake warning lamp
lights up while driving.
There is insufficient brake fluid in the reser-
voir.
̈ Risk of accident! Carefully stop the
vehicle and notify an authorized
Mercedes-Benz Center. Do not add
brake fluid! This will not solve the
problem.
Warning! G
Driving with the brake warning lamp illumi-
nated can result in an accident. Have your
brake system checked immediately if the
brake warning lamp stays on. Don’t add
brake fluid before checking the brake
system.
Overfilling the brake fluid reservoir can re-
sult in spilling brake fluid on hot engine
parts and the brake fluid catching fire. You
can be seriously burned.
!
If you find that the brake fluid in the
brake fluid reservoir has fallen to the
minimum mark or below, have the
brake system checked for brake pad
thickness and leaks.