EMS 4259 Scania EMS control unit, interruption of CAN communication

EMS Engine Management System · Scania

Code 4259 (decimal). Some diagnostic tools show it in hexadecimal as 0010A3.

In short

Interruption in CAN communication between the TMS control unit and the EMS control unit.

Applies to: EMS10

What does Scania EMS fault code 4259 mean?

What causes Scania DTC 4259?

How to fix Scania EMS fault code 4259?

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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.