Scania EMU DTC 20631 Coolant level power electronics circuit sensor supply, shorted to high source

EMU EMU control unit · Scania

Code 20631 (decimal). Some diagnostic tools show it in hexadecimal as 005097.

In short

ECU indicates shorted to high source

Applies to: EMU1 (ECS)

What does Scania EMU fault code 20631 mean?

What causes Scania DTC 20631?

How to fix Scania EMU fault code 20631?

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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.