still guess you have a bad mass air flow sensor

test mass air flow sensor

https://www.google.com/search?q=how+to+test+mass+air+flow+sensor&oq=hoe+t+otest+mass+air+flow+sensor&aqs=chrome.1.69i57j0l9.6623j1j7&sourceid=chrome&ie=UTF-8#kpvalbx=_e-PmXr28NLqEytMPrtGMwAQ34