Scania fault code 57394
Code 57394 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Requested high voltage, signal error from the coordinator
The signal for the requested high voltage from the coordinator contains errors or is missing.
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PCS
VCB voltages diverging
Voltage difference between MGU and battery larger than 5V for 1s.
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