hey every one......i have a 96 hatch with a b16a....the problem i have is the vtec cross over.....i turn on my car...warm it up for 8 to 10 min.....after a few min of driving vtec wont cross over..till 20 min after driving it....ive checked my oil press...and its fine....any suggestions!?...thanxs for the help.....

 

Maybe your car is not fully warmed up in the 8 mins.