Scania fault code 8279

Code 8279 is used by 2 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMU Cooling fan M40, feedback signal, does not respond as expected The control unit reports that the feedback signal is stuck at too low or high a speed. Read explanation → AMS Exhaust gas temperature sensor T158, value too low The exhaust gas temperature is lower than permitted. Read explanation →