Scania EMU DTC 20528 Vehicle charging inlet box R130, positive and negative contactors, stuck in closed position

EMU EMU control unit · Scania

Code 20528 (decimal). Some diagnostic tools show it in hexadecimal as 005030.

In short

The control unit indicates that both the contactors are stuck in the closed position.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 20528 mean?

What causes Scania DTC 20528?

How does the system react?

How to fix Scania EMU fault code 20528?

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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.