importphanatic94vx
New Member
i have a 1991 civic hb dx with a d16y7..i am running the stock d15b2 intake manifold till i wire up the mpfi when i get the y8 head..the motor keeps reving up to 1,500rpm then back down to like 950rpm..it does this all the time..i unplug the MAP sensor and then plug it back in when the motor is running then it quits.as soon as i shut the motor off and start it back up it start to idle up and down again..so i unplug the map while its running and plug it back in it runs perfect.i am running the obdo wiring and ecu..please help me
thanks alot d
thanks alot d