Electronic Brake Control Control Unit (Ebs), Component Description - Mercedes-Benz OM 471 Introduction Into Service Manual

GF42.25>W>3135H
MODEL 963
Location
Shown on model 963.4, Knorr version
A10c Electronic brake system (EBS) control unit
The Electronic Brake Control control unit (EBS) (A10c) is installed in
the electronics compartment on the front passenger side.
Task
The Electronic Brake Control control unit (EBS) (A10b or A10c) is
the central component of the electronic brake system (EBS) and
has the following tasks:
f Record the driver's brake command via the electrical signals
of the brake value sensor (B17 or B17a).
f Calculate the specified brake pressures of the individual
axles or the semi>trailer/trailer depending on the sensor data
and taking into account the brake force distribution and
wear harmonization.
f Actuation of the front axle axle modulator (A20 or A20a),
the rear axle axle modulator (A21 or A21a), the ABS solenoid
valves (Y1, Y2) and the trailer control valve (Y6 or Y6a) with
the corresponding electrical signals to apply the specified
brake pressures.
i Introduction of engine OM 471 and exhaust aftertreatment > 09/2011 >

Electronic Brake Control control unit (EBS), component description

– This printout will not be recorded by the update service. Status: 09 / 2011 –
System components
f Evaluate the feedback from the brake components during
the entire brake application and readjust the brake pressure
if necessary.
f Control the ABS or ASR interventions.
f Communication with other systems/control units in the
vehicle via the frame CAN (CAN 3).
f Actuation of electronically braked trailers via the ISO 11992
interface (X103.7).
f Actuation of the air admission 3/2>way valve (Y5) or the ASR
solenoid valve 2 (Y5a) for ASR suppression on the leading
axle/trailing axle on vehicles with 3 axles.
f Control the function of the hill holder.
f Performing system diagnosis.
f Storage of system errors for diagnosis.
f Report major faults via the display field in the instrument
cluster control unit (ICUC) (A1).
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