Scania fault code 4884

Code 4884 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMS Engine Management System Rotational speed sensor The signal from rotational speed sensor T74 has indicated an implausible rotational speed decrease below the level at which the sensor detects that the flywheel has completed one r… Read explanation → AMS V231, Reductant doser downstream of the turbocharger shorted to battery on the high voltage side The control system shows a short circuit to battery on pins connected to the reductant doser. Read explanation →