Scania DDU DTC 4149 Red warning light-emitting diode, short circuit to voltage supply

DDU DDU control unit · Scania

Code 4149 (decimal). Some diagnostic tools show it in hexadecimal as 001035.

In short

The DDU control unit has interpreted a short circuit to voltage supply on the red warning light-emitting diode in the interactive driver display.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 4149 mean?

What causes Scania DTC 4149?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 4149?

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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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