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View Full Version : help!! s14 crap idle. knock on pfc?



anto180
22-02-12, 10:53
Have an s14a here when on idle it hunts up and down on the revs from 800 to 1250 rpm but once u rev it it dont hesiate to rev very responsive. Also on the pfc hand controoler when u rev it the knock Level goes up on the hand controoler??

Bradley_Motorworks
26-02-12, 17:15
Something just not set rite or a slight air leak...