Scania fault code 5172

Code 5172 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:

EMD Bypass valve disc actuator, M4001 The bypass valve disc is stuck or not moving as expected. Read explanation → EME Bypass valve disc actuator, M4001 The bypass valve disc is stuck or not moving as expected. Read explanation → EMO Bypass valve disc actuator, M4001 The bypass valve disc is stuck or not moving as expected. Read explanation →