Volvo All Engines (2013 Emissions) Fault Code: P009400 PID: EMS Fuel System Leak Detected – Small Leak

Volvo All Engines (2013 Emissions) Fault Code: P009400 PID: EMS Fuel System Leak Detected – Small Leak

Conditions for diagnostic trouble code (DTC):
1) Leakage in the common rail system

Probable cause
1) ePRV, Electric Pressure Relief Valve
2) Rail pressure sensor malfunction
3) Injector