Error code P1815-0A

Hello, My Opel Vivaro hits the error code P1815-0A out meaning according to OBD scanner charging solenoid valve after hours of Google search I came to the result pressure converter or charge pressure control valve To the notice Opel Vivaro a Bj. 2005 1.9 DI box wagon now my question is how I can get this for the charging pressure control valve if no turbo is installed further the car is permanently in the emergency run (glow-spiral indicator light on ) the car has no power another error is the air mass meter which I have already ordered Am not so in the range engines in it therefore the question in the forum I send again a picture of the error codes The currently in the engine control unit are With friendly greetings