Scania fault code 4873

Code 4873 is used by 5 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMS Engine Management System Rotational speed signals, rotational speed sensor T74 Fault in rotational speed sensor T74. Read explanation → EMD Rotational speed signals, rotational speed sensor T74 Fault in rotational speed sensor T74. Read explanation → EME Rotational speed signals, rotational speed sensor T74 Fault in rotational speed sensor T74. Read explanation → EMO Rotational speed signals, rotational speed sensor T74 Fault in rotational speed sensor T74. Read explanation → AMS V231, Reductant doser downstream of the turbocharger, electrical fault The control unit for the exhaust gas aftertreatment system indicates an electrical fault on the reductant doser after the turbocharger. Read explanation →