Scania fault code 11020

Code 11020 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

TMS Transmission Management System Drive mode selector position The fault code is generated when the coordinator has read an invalid combination of drive mode selector positions and sent this to the GMS control unit. The control unit only expec… Read explanation → OPC Opticruise gearbox control Drive mode selector position Invalid combination from gear selector. Read explanation →