Scania EST DTC 578 Solenoid valve for mechanical unlocking of the degradation valve

EST EST control unit · Scania

Code 578 (decimal). Some diagnostic tools show it in hexadecimal as 0242.

In short

Overload on the output to the solenoid valve for mechanical unlocking of the degradation valve

Applies to: EST1 (EST)

What does Scania EST fault code 578 mean?

What causes Scania DTC 578?

How to fix Scania EST fault code 578?

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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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