Scania fault code 2593
Code 2593 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
TMS Transmission Management System
First and third gear coupling sleeve
The first and third gear coupling sleeve do not move from the third gear position to their neutral position even though the first gear solenoid valve is activated.
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BMU Battery Management Unit
Fault in CAN communication with BMU control unit I
CAN message error between BMU control unit A and BMU control unit I.
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PCS
Coupling sleeve L1, stuck in the engaged position
Coupling sleeve is not moving from engaged to disengaged position.
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