Scania DDU DTC 4143 Right blind spot warning lamp R1, short circuit to voltage supply

DDU DDU control unit · Scania

Code 4143 (decimal). Some diagnostic tools show it in hexadecimal as 00102F.

In short

The DDU control unit has interpreted a short circuit to voltage supply on right LED lamp R1.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 4143 mean?

What causes Scania DTC 4143?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 4143?

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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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