Scania EMS DTC 12450 Solenoid valve for compression release brake (V224), short circuit to high voltage

EMS Engine Management System · Scania

Code 12450 (decimal). Some diagnostic tools show it in hexadecimal as 0030A2.

In short

The engine control unit (E44) indicates a short circuit to high voltage in the solenoid valve circuit.

Applies to: EMS10

What does Scania EMS fault code 12450 mean?

What are the symptoms?

How to fix Scania EMS fault code 12450?

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This information is for guidance only. Always follow the manufacturer workshop manual and safety procedures; if in doubt, contact an authorised workshop.