Scania CCU DTC 40992 LIN communication, LIN bus fault

CCU CCU control unit · Scania

Code 40992 (decimal). Some diagnostic tools show it in hexadecimal as A020.

In short

Communication fault between the control unit and the LIN bus.

Applies to: CCU1

What does Scania CCU fault code 40992 mean?

What causes Scania DTC 40992?

How does the system react?

What are the symptoms?

How to fix Scania CCU fault code 40992?

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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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