Scania fault code 1568
Code 1568 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
Mainshaft rotational speed sensor, voltage supply outside the set interval
The voltage supply is above or below the interval for the set 5 volt supply.
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BMU Battery Management Unit
Contactor unit electrical power take-off, contactor fault
An unexpected high voltage was detected during pre-charging, when only the positive contactor was closed.
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ALM
The control unit is unlocked
The E7 alarm control unit is unlocked and communication from it is unencrypted.
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