Scania EMS DTC 8850 NOx sensor at the silencer outlet, too hot or cold to give the correct value

EMS Engine Management System · Scania

Code 8850 (decimal). Some diagnostic tools show it in hexadecimal as 002292.

In short

The heater element in the NOx sensor at the silencer outlet is outside its working range.

Applies to: EMS10

What does Scania EMS fault code 8850 mean?

What causes Scania DTC 8850?

How to fix Scania EMS fault code 8850?

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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.