Scania EMD DTC 1321 Fan Speed Sensor (T123) - Is too high.

EMD EMD control unit · Scania

Code 1321 (decimal). Some diagnostic tools show it in hexadecimal as 0529.

In short

Reported fan speed from the fan speed sensor is too high.

Applies to: EMD1

What does Scania EMD fault code 1321 mean?

What causes Scania DTC 1321?

How does the system react?

What are the symptoms?

How to fix Scania EMD fault code 1321?

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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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