Scania DDU DTC 4254 Bluetooth, faulty

DDU DDU control unit · Scania

Code 4254 (decimal). Some diagnostic tools show it in hexadecimal as 00109E.

In short

Internal fault in the Bluetooth module detected.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 4254 mean?

What causes Scania DTC 4254?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 4254?

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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.