Scania fault code 1381
Code 1381 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
The voltage supply is below level 2 even though the engine is running
The voltage supply to the engine control unit is below level 2 although the generator should charge the service battery.
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BMU Battery Management Unit
Requirement for starting charge missing
Message from BMU C, E173 missing.
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VDT
Invalid CAN message
Communication on the CAN bus failed
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AMS
Battery voltage too low.
The EEC control unit shows that the voltage supply is lower than permitted.
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