Scania EMU DTC 8722 Water valve V245, supply signal, short circuit to earth

EMU EMU control unit · Scania

Code 8722 (decimal). Some diagnostic tools show it in hexadecimal as 002212.

In short

The control unit gives an implausibly low voltage, which indicates a short circuit to earth.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 8722 mean?

What causes Scania DTC 8722?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 8722?

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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.