Scania EMS DTC 4871 Rotational speed sensor

EMS Engine Management System · Scania

Code 4871 (decimal). Some diagnostic tools show it in hexadecimal as 1307.

In short

The signal from the engine speed sensor has been incorrect from the beginning.

Applies to: EMS S6

What does Scania EMS fault code 4871 mean?

What causes Scania DTC 4871?

How does the system react?

How to fix Scania EMS fault code 4871?

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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.

Code 4871 in other Scania systems