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Fault code: EMS 41057 SCANIA

Finding the fault code

Enter the fault code System

Fault code:

SCR - Main unit

Internal fault in the main unit.

One of the sensors inside the main unit is short-circuited to battery voltage.

The fault causes reductant injection to be switched off.

Switch off the power with the starter key, wait for at least 90 seconds and switch on the power with the starter key again.

If the fault code persists, the main unit needs to be renewed.