Scania DDU DTC 4173 Tweeter on right-hand A-pillar panel, break in circuit

DDU DDU control unit · Scania

Code 4173 (decimal). Some diagnostic tools show it in hexadecimal as 00104D.

In short

The DDU control unit interprets a break in the circuit for the tweeter on the right-hand A-pillar panel.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 4173 mean?

What causes Scania DTC 4173?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 4173?

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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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