Scania fault code 41057
Code 41057 is used by 4 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
SCR - Main unit
Internal fault in the main unit.
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ACC Automatic Climate Control
Switch for air distribution to defroster
Constant signal from switch for an implausibly long time.
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MCC
Switch for air distribution to defroster
Constant signal from switch for an implausibly long time.
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CCC
Fan in floor M66
The fan motor indicates a fault for the CCC control unit.
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