Engine Has Lack Of Power

Check fuel pressure. See 2000-01 BASIC DIAGNOSTIC PROCEDURES -- NSX & NSX-T article.
Check fuel pump relay. See 2000-01 BASIC DIAGNOSTIC PROCEDURES -- NSX & NSX-T article.
Check throttle body. See 2000-01 SYSTEM & COMPONENT TESTING -- NSX & NSX-T article.
Check throttle cable.
Check throttle position sensor. See DTC P0122 or P0123 in 2000-01 SELF-DIAGNOSTICS -- NSX & NSX-T article.
Check intake air bypass system. See 2000-01 SYSTEM & COMPONENT TESTING -- NSX & NSX-T article.
Check air cleaner.
Check three way catalytic converter.
Check manifold absolute pressure sensor. See DTC P0107 or P0108 in 2000-01 SELF-DIAGNOSTICS -- NSX & NSX-T article.