Scania COO DTC 929 OBD CAN bus, no communication

COO Coordinator · Scania · 2 variants

Code 929 (decimal). Some diagnostic tools show it in hexadecimal as 0003A1.

In short

No CAN communication on OBD CAN bus.

Variant 1

Applies to: COO10 (COO)

What does Scania COO fault code 929 mean?

What causes Scania DTC 929?

What are the symptoms?

How to fix Scania COO fault code 929?

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Variant 2

Applies to: COO11 (COO)

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

Code 929 in other Scania systems

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