Scania fault code 8277

Code 8277 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMS Engine Management System Valve block V107 The valve block has an open circuit. Read explanation → EMU Coolant fan M39, feedback signal, short circuit to earth The control unit reports that the control signal has too low a voltage or a short circuit. Read explanation → AMS Exhaust gas temperature sensor T158, value too low The exhaust gas temperature is lower than permitted. Read explanation →