Scania fault code 4425
Code 4425 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
The difference between the oil sump temperature and the engine oil temperature is greater than expected
The EMU control unit indicates a larger than expected difference in temperature between the oil sump and the engine oil.
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AMS
Communication error, ambient temperature from EMS
The EEC control unit has detected an error in the CAN communication from the EMS control unit regarding ambient temperature.
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