Scania EMU DTC 170258 Contactor unit R126, high electric current in bodywork

EMU EMU control unit · Scania

Code 170258 (decimal). Some diagnostic tools show it in hexadecimal as 029912.

In short

The bodywork generates currents above the permissible limit.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 170258 mean?

What causes Scania DTC 170258?

How does the system react?

What are the symptoms?

How to fix Scania EMU fault code 170258?

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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.