i just bought a 93 hatch swapped with a si motor.....now the vtec wasnt working..... brought it in 2 a buddys shop....got a computer pretty shure its p28 chipped not 2 shure....and he hooked up my vtec cause the wires wernt there be4... drove it for 3 weeks and it worked fine....so now when i drive it.....and i hit the vtec......when i slow down the engine light comes on.....but it feels liek the vtec is stuck on.... liek it pulllsssss wayyyy more..... any help 2 what the problem is.... thnx..n again im not 2 much of the car guy thnx