sup guyz....i have yet another problem with my car.....ok heres the prob its a 94 accord lx 4-dr with about 217,xxx miles auto....recently ive been putting a few aftermarket mods....well i got an new intake installed...and after the install ive been runnin it a little more harder then usual....well since its been hotter here in cali ive been noticing that my rpm's have been higher then usual...about 1,000 to about 1,500....then goes back to about 500...today i noticed that my rpm's were jumping from 1,500 back down to 1,000 and it kept doing it...im thinkin its my main relay.....but its been replaced awhile ago...does this sound right>?...or does anyone esle knw what can be causing this?....any input be great thanks guyz...

 

Probably not the main relay. All it does is energize fuel pump and injectors. Check your MAP sensor first. Jim