Scania EMS DTC 4407 Coolant temperature, unexpectedly low

EMS Engine Management System · Scania

Code 4407 (decimal). Some diagnostic tools show it in hexadecimal as 001137.

In short

The temperature sensor value is Implausibly low during engine warm-up.

Applies to: EMS10

What does Scania EMS fault code 4407 mean?

What causes Scania DTC 4407?

How to fix Scania EMS fault code 4407?

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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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