Scania MCC DTC 40977 Fan motor M3

MCC MCC control unit · Scania

Code 40977 (decimal). Some diagnostic tools show it in hexadecimal as A011.

In short

The voltage supply to the fan motor has been outside the permitted values, i.e.

Applies to: MCC3

What does Scania MCC fault code 40977 mean?

What causes Scania DTC 40977?

How does the system react?

How to fix Scania MCC fault code 40977?

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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.

Code 40977 in other Scania systems

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