Scania fault code 4163

Code 4163 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMS Engine Management System SCR - Temperature of reductant The temperature sensor in the main unit shows that the temperature of the reductant is lower than is reasonable. Read explanation → EMU Refrigerant compressor E158, high pressure out The compressor indicates too high pressure out. Read explanation → DDU Loudspeaker in left-hand door, short circuit in cable harness Information is missing, update is in progress. Read explanation →