Scania CMS DTC 520 CAN communication

CMS CMS control unit · Scania

Code 520 (decimal). Some diagnostic tools show it in hexadecimal as 0208.

In short

Communication error or overload on the orange CAN bus.

Applies to: CMS1 (CMS)

What does Scania CMS fault code 520 mean?

What causes Scania DTC 520?

What are the symptoms?

How to fix Scania CMS fault code 520?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.

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