Scania EMS DTC 6231 Heat exchanger, very low fuel temperature

EMS Engine Management System · Scania

Code 6231 (decimal). Some diagnostic tools show it in hexadecimal as 001857.

In short

The control unit reports an excessively low temperature in the heat exchanger.

Applies to: EMS10

What does Scania EMS fault code 6231 mean?

What causes Scania DTC 6231?

How to fix Scania EMS fault code 6231?

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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.