Scania EMU DTC 4200 Refrigerant compressor E158, internal fault

EMU EMU control unit · Scania

Code 4200 (decimal). Some diagnostic tools show it in hexadecimal as 001068.

In short

The refrigeration compressor is reporting that it is locked.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 4200 mean?

What causes Scania DTC 4200?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 4200?

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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.

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