Scania EMU DTC 8197 Coolant pump (M85) communication error

EMU EMU control unit · Scania

Code 8197 (decimal). Some diagnostic tools show it in hexadecimal as 002005.

In short

The coolant pump control system indicates the absence of a signal from EMU for more than 2 seconds.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 8197 mean?

What causes Scania DTC 8197?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 8197?

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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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