Scania fault code 29187

Code 29187 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

TMS Transmission Management System The synchromesh actuating arm cannot be disengaged Freewheeling retarder cannot be disengaged because the retarder idling oil pressure is too high. Continuous checks are carried out during mechanical engagement of the freewheeling… Read explanation → RET Retarder The synchromesh actuating arm cannot be disengaged Freewheeling retarder cannot be disengaged because the retarder idling oil pressure is too high. Continuous checks are carried out during mechanical engagement of the freewheeling… Read explanation →