guys im new here

sorry i try search for 240sx starting problem and found nothing

i have a 1990 240sx se auto


new plugs, wire, cap rotor, and alternator

crank over but no starting sometime, especially when its hot

car idles ok,

problem: under 2000 RPM and u floor it , car sputter, almost want to die then if i back off the gas it will run

no power whats so ever

im thinking throttle position sensor or is there a cam position sensor or crank shaft sensor ?????????? i heard is a common problem


any help would be greatly appreciated

thanx guys

Lamarossa