Scania EMO DTC 4607 Fan Drive Controller, CAN Timeout

EMO EMO control unit · Scania

Code 4607 (decimal). Some diagnostic tools show it in hexadecimal as 11FF.

In short

The Engine Control Unit has lost communication with the Fan Drive Controller (FDC)

Applies to: EMO2 (EMS)

What does Scania EMO fault code 4607 mean?

The Engine Control Unit has lost communication with the Fan Drive Controller (FDC)

What causes Scania DTC 4607?

Open circuit in the CAN wiring between the Engine Control Unit and the Fan Drive Controller

How does the system react?

The Engine Control Unit loses control over the radiator and charge air cooler fans. The fans will continue to run for 10s after the communication is lost before going to a halt.

What are the symptoms?

The engine coolant and or charge air temperatures may be higher than expected.

How to fix Scania EMO fault code 4607?

Check the cable harness between the Engine control Unit and the Fan Drive Controller.

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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