Scania CMDA DTC 9230604 Negative contactor, stuck in closed position.

CMDA CMDA control unit · Scania

Code 9230604 (decimal). Some diagnostic tools show it in hexadecimal as 8CD90C.

In short

The negative contactor is still closed for a long time after the request to open.

Applies to: CMDA2 (CMD)

What does Scania CMDA fault code 9230604 mean?

What causes Scania DTC 9230604?

How does the system react?

What are the symptoms?

How to fix Scania CMDA fault code 9230604?

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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.