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Old 09-24-2020, 05:12 PM
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crystalworks crystalworks is offline
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Quote:
Originally Posted by absolutezero273c View Post
While I'm attempting to get up to speed on the BMW communication system does anyone have a link to any sort of reference that explains the comm system components and what they do? I've found a ULF guide and Frankie's e38 bluetooth retrofit but am still hoping to quench my thirst for a complete understanding.
Here you go. Courtesy of Quicksilver. Saved it a long time ago.

Name:  E53 BMW Bus Topology I -K-M-P-Can-Diagnostic.jpg
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