Tech Tip: Diagnosing CAN B and C

Pins #4 and #16 are the leads on the DLC that will provide you with the information and data stream for your CAN A and B systems on today’s Chrysler vehicles. Bill Fulton will lead you through the process of testing and determining the diagnostic solutions for U code- and P code-related malfunctions, as well as an explanation of the various systems. This is not just an overview of the CAN bus systems on these vehicles but a point-to-point of how to test and diagnose the CAN bus systems.

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Chrysler On-Board Diagnostics

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Bill uses a scan tool to show the different kind of information that can be pulled from each communications system from the global and enhanced sides of the OBD port.

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