Scania fault code 4122
Code 4122 is used by 3 different Scania systems. Choose the control unit shown in your diagnostic tool:
EMS Engine Management System
Emergency stop on SCR system
The SCR system has been switched off.
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DDU
Camera 1 supplementary voltage supply, short circuit to voltage supply
Information is missing, update is in progress.
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LAS Locking and Alarm System
Remote control 7
The control unit detects that the remote control is transmitting a continuous signal.
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