Scania DDU DTC 2340 Hazard warning signal switch module, incorrect switch value

DDU DDU control unit · Scania

Code 2340 (decimal). Some diagnostic tools show it in hexadecimal as 000924.

In short

The DDU control unit interprets that the value from the night lighting switches, trip meter reset and instrument panel light dimming is incorrect.

Applies to: DDU1 (DDU)

What does Scania DDU fault code 2340 mean?

What causes Scania DTC 2340?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 2340?

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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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