Scania DDU DTC 258 DDU overheating fault

DDU DDU control unit · Scania

Code 258 (decimal). Some diagnostic tools show it in hexadecimal as 000102.

In short

Detection is performed by an internal sensor measuring SoCs temperature

Applies to: DDU1 (DDU)

What does Scania DDU fault code 258 mean?

What causes Scania DTC 258?

How does the system react?

What are the symptoms?

How to fix Scania DDU fault code 258?

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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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