Scania DDU DTC 4246 Device connected to passenger side USB port is not responding

DDU DDU control unit · Scania

Code 4246 (decimal). Some diagnostic tools show it in hexadecimal as 001096.

In short

The USB port cannot communicate with the connected USB device.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 4246 mean?

What causes Scania DTC 4246?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 4246?

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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 4246 in other Scania systems