Scania EEC DTC 8727 NOx sensor upstream of the SCR catalytic converter

EEC Exhaust Emission Control · Scania

Code 8727 (decimal). Some diagnostic tools show it in hexadecimal as 2217.

In short

Problem with CAN communication from the NOx sensor T131 upstream of the catalytic converter.

Applies to: EEC3

What does Scania EEC fault code 8727 mean?

What causes Scania DTC 8727?

How does the system react?

How to fix Scania EEC fault code 8727?

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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.