Ka24e stock running problem plz help

[Twitch1092]

Ok I got a 90 240sx ka24e was running perfect then changed plugs wires cap and button then ran even better cut car off went to crank next morning wouldn't crank unless gave gas and then had no power and wouldn't even idle check ecu threw three codes for air temp sensor them engine temp sensor then mass air flow replaced them and still wouldn't even idle checked fuel system had rust in filter so dropped gas tank had tremendous amount of rust in it got new tank pump sock and filter and blew out lines will idle now but still no power still throwing code for mad but it's brand new any advice would be great don't know what else to do...

[Twitch1092]

Plz someone give me something to go off lol it's my daily driver to work and can't keep driving way it's driving