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The history of the Mercedes S class W220 in which I diagnosed interior CAN faults. The CAN faults were caused by 9 modules: 3 seat modules, parktronic module, ignition, audio gateway, 2 front door modules, control panel in the roof, in which the TJA1054T transceiver was damaged. 00:00 Introduction 00:42 Intro 00:52 Fault symptoms 02:18 Interior CAN network connection 04:30 Diagnosis and measurements of the TJA1054T CAN transceiver 09:02 Interior CAN resistance measurements 11:37 Discussion of the interior CAN oscillogram 22:07 Other faults 24:11 Summary If you are interested in diagnostics using an oscilloscope, check out the available training: https://autonomis.pl/sklep/