Mass air flow p0102

I take it to the shop they have a look they ask me if i clear the code before i said yes twice a days lol for real actualy but execpt that they make there test and nothing wrong they said so why its coming back every time i start it for a second time For exemple i clear the code and then start the vehicule no lights stop for grosserie or something and start it again second time and the engine light turn on with that P0102 code i make the check for the electrical wiring make a fool visual inspection for any kind of leak and the maf is brand new and worck well the air fikter is brand new to so now im lost i event change my fuel filter and the fuel pump have the spec pressure