Scania DDU DTC 779 VIS control unit, no CAN communication

DDU DDU control unit · Scania

Code 779 (decimal). Some diagnostic tools show it in hexadecimal as 00030B.

In short

The DDU control unit is not receiving CAN messages from the VIS control unit.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 779 mean?

What causes Scania DTC 779?

How does the system react?

How to fix Scania DDU fault code 779?

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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.

Code 779 in other Scania systems

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