Scania EMU DTC 12323 Coolant pump M76, short circuit to earth

EMU EMU control unit · Scania

Code 12323 (decimal). Some diagnostic tools show it in hexadecimal as 003023.

In short

The control unit indicates too low a voltage.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 12323 mean?

What causes Scania DTC 12323?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 12323?

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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.