Scania fault code 645
Code 645 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
BMU Battery Management Unit
Fault in the current sensor in the propulsion battery E83
Fault on the current sensor or fault in the voltage supply to the current sensor. IBU indicates that there is a fault in the current sensor or in the voltage supply to the current…
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MBS
Expansion unit L, initiation
No communication with expansion unit L after initiation.
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CUV Visibility system
Control unit
Internal fault in the control unit.
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BCI
Overload, C259-14
Overload at output. Current drawn at output exceeds 3.5 A.
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