Scania DDU DTC 788 TSS control unit, no CAN communication

DDU DDU control unit · Scania

Code 788 (decimal). Some diagnostic tools show it in hexadecimal as 000314.

In short

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

Applies to: DDU1 (DDU)

What does Scania DDU fault code 788 mean?

What causes Scania DTC 788?

How does the system react?

How to fix Scania DDU fault code 788?

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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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