ML 55 AMG (163.174) V8-5.5L (113.981) (2001)
The basic version of the radio and navigation unit (A2/56) is equipped with
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a radio reception unit,
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a compact cassette player and
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a speed-dependent volume control.
Diagnostic interface
To read out actual values and DTC's of the MCS and components connected via the digital data bus ( D2B) diagnosis with the hand-held tester is
possible via a K-line.
MCS bus system
The digital components of the radio and navigation unit (A2/56) are interlinked via the digital data bus ( D2B). Control data, audio signals and other
information are transmitted between the various system components via the digital data bus ( D2B) Since some of the individual components operate
with various data formats or place different requirements on the transmission speed and transmission security, various bus systems are installed.