idel problems again 95atx 3.2

[DirtySho1]

ok this is drivein me crazy my 95 atx i changed the iac valve, mass sencor, and i changed the tps i bought one and it ideled at 2200 rpms and so i took it off and went and got another and put it on and and it did the same. so i put on the orginal one and it ideled ok. but the rpms move up and down between 400 and 1000 rpms. am i missin something. some one help!!!!

 

[rubydist]

when you change the iac, you either need to give it a few days to 'learn' the proper settings for the new iac, or you need to do the idle reset procedure. typically, it will not idle very well until the pcm figures all that out.