Scania EMS DTC 87 Main ASC Inlet NOx sensor - Self test on sensitivity indicates low sensitivity

EMS Engine Management System · Scania

Code 87 (decimal). Some diagnostic tools show it in hexadecimal as 000057.

In short

NOx sensor self test indicates broken sensor

Applies to: EMS10

What does Scania EMS fault code 87 mean?

What causes Scania DTC 87?

How to fix Scania EMS fault code 87?

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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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