Scania EMU DTC 8774 Water valve V245, feedback signal, position error

EMU EMU control unit · Scania

Code 8774 (decimal). Some diagnostic tools show it in hexadecimal as 002246.

In short

The water valve has reported position fault to the control unit.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 8774 mean?

What causes Scania DTC 8774?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 8774?

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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.