Scania EMU DTC 12324 Coolant pump M86, output control signal, internal fault

EMU EMU control unit · Scania

Code 12324 (decimal). Some diagnostic tools show it in hexadecimal as 003024.

In short

The control unit indicates a hardware fault.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 12324 mean?

What causes Scania DTC 12324?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 12324?

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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.