Scania EMS DTC 65443 Incorrect signal for vehicle speed

EMS Engine Management System · Scania · 2 variants

Code 65443 (decimal). Some diagnostic tools show it in hexadecimal as FFA3.

In short

Through CAN, the engine control unit has received a message concerning an incorrect signal for the engine speed sensor on the gearbox output shaft, which is connected to the coordinator or the tachograph.

Variant 1

Applies to: EMS S6EMS S6 (EMS S6 EuroIII)

What does Scania EMS fault code 65443 mean?

What causes Scania DTC 65443?

How does the system react?

How to fix Scania EMS fault code 65443?

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Variant 2: Incorrect speed signal

Applies to: EMS S6 IoM singlespeed (S6IM)

This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.