Scania EMU DTC 20590 Contactor unit R126, pre-charge contactor, service life almost over

EMU EMU control unit · Scania

Code 20590 (decimal). Some diagnostic tools show it in hexadecimal as 00506E.

In short

The service life counter for the contactor has reached its warning level.

Applies to: EMU1 (ECS)

What does Scania EMU fault code 20590 mean?

What causes Scania DTC 20590?

How to fix Scania EMU fault code 20590?

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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.