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Practical hints
What to do if …
Display symbol Display message Possible cause/consequence Possible solution
; (USA only)
! (Canada only)
Release
parking brake
You are driving with the parking
brake set.
̈ Release the parking brake (୴ page 56).
; (USA only)
3 (Canada only)
Changed braking behavior
Drive with extreme care
A malfunction in the Electronic
Brake Proportioning
(
୴ page 102) was detected.
̈ Continue driving with added caution.
Wheels may lock during hard braking,
reducing steering capability.
̈ Read and observe messages in the multi-
function display.
̈ Have the system checked at an autho-
rized Mercedes-Benz Light Truck Center
as soon as possible.
Failure to follow these instructions increases
the risk of an accident.