Scania fault code 2578

Code 2578 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

TMS Transmission Management System Coupling sleeve for second and crawl gear gears The position sensor indicates that the coupling sleeve has not moved from crawl gear position to its neutral position even though the solenoid valve for second gear position has be… Read explanation → BMU Battery Management Unit Fault in CAN communication with BMU control unit D CAN message error between BMU control unit A and BMU control unit D. Read explanation →