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engine rpm surge. help needed.
#28
so no real updates.. was on my desktop pc so i figured id share a few pics. today i had a second (that turned into 6 hours) to check the ISC (or iac depending on the person) the thing that raises idle with electrical load and being put in gear... that thing. well.. i removed it from the vehicle, scrapped off the old gasket material that stuck to it. cleaned it really well with carb cleaner. went to put it back on and thought to myself "hey weren't you going to bench test this?" ok so first because i couldn't find jumper wires i used my DMM and checked ohms. just looking for any number... well my number was OL yep.. O frekin L. so then i scavenged up my jumper leads. applied 12 volts... nothing. not a damn thing. ok the ISC motor is fried. so i get on the internet and call around Dodgy Dodgy $300.. yep. needless to say i spent the next 4 hours in 4 different junk yards. finally the last yard way in the back had a 94 4door kick. engine looked untouched! i snatched the ISC, the MAF, the TPS, and the intake tube baffle piece i was missing. was in a hurry.. i didnt even look inside! i need interior bit and do dads too. Dodgy will have to go back. i tested the ISC with ohms, got a reading! sweet. 12 volts applied click! perfect. all of it cost me $25 total. epic! so i tested my current tps, seems ok. i have .085 ohms at closed throttle and 4.0 fully open. the one from the junk yard reads like .040 ohms closed and 5.0 full open, this was an off the car test tho., i tested ohms on both maf sensors and they are equal. bought and used a can of maf spray on my original and reinstalled it. have not started the kick yet at all. will do tomorrow and see if my isc works and try to adjust the tps to get that surge out., oh so i took apart my old non working isc (which is "sealed") to see if i cant have the motor repaired... well turns out these dont use a "motor" but instead what looks like a field coil. not repairable what so ever.        
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Messages In This Thread
engine rpm surge. help needed. - by Rapom - 12-05-2017, 02:08 PM
RE: engine rpm surge. help needed. - by Rapom - 12-05-2017, 03:01 PM
RE: engine rpm surge. help needed. - by fixkick - 12-05-2017, 11:44 PM
RE: engine rpm surge. help needed. - by Rapom - 12-06-2017, 03:11 AM
RE: engine rpm surge. help needed. - by fixkick - 12-06-2017, 04:52 AM
RE: engine rpm surge. help needed. - by fixkick - 12-06-2017, 04:56 AM
RE: engine rpm surge. help needed. - by Rapom - 12-06-2017, 05:39 AM
RE: engine rpm surge. help needed. - by Rapom - 12-06-2017, 11:43 AM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 01:37 AM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 01:58 AM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 02:02 AM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 02:48 AM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 03:06 AM
RE: engine rpm surge. help needed. - by Rapom - 12-07-2017, 04:41 AM
RE: engine rpm surge. help needed. - by Rapom - 12-07-2017, 02:05 PM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 10:34 PM
RE: engine rpm surge. help needed. - by fixkick - 12-07-2017, 10:36 PM
RE: engine rpm surge. help needed. - by Rapom - 12-08-2017, 12:21 PM
RE: engine rpm surge. help needed. - by fixkick - 12-08-2017, 11:26 PM
RE: engine rpm surge. help needed. - by fixkick - 12-08-2017, 11:35 PM
RE: engine rpm surge. help needed. - by fixkick - 12-08-2017, 11:37 PM
RE: engine rpm surge. help needed. - by Rapom - 12-09-2017, 12:57 PM
RE: engine rpm surge. help needed. - by fixkick - 12-12-2017, 12:05 AM
RE: engine rpm surge. help needed. - by fixkick - 12-12-2017, 12:15 AM
RE: engine rpm surge. help needed. - by Rapom - 12-12-2017, 01:58 AM
RE: engine rpm surge. help needed. - by fixkick - 12-12-2017, 03:48 AM
RE: engine rpm surge. help needed. - by fixkick - 12-12-2017, 03:49 AM
RE: engine rpm surge. help needed. - by Rapom - 12-14-2017, 12:46 PM
RE: engine rpm surge. help needed. - by Rapom - 12-14-2017, 01:00 PM
RE: engine rpm surge. help needed. - by fixkick - 12-14-2017, 08:42 PM
RE: engine rpm surge. help needed. - by fixkick - 12-14-2017, 08:54 PM
RE: engine rpm surge. help needed. - by Rapom - 12-15-2017, 04:35 AM
RE: engine rpm surge. help needed. - by fixkick - 12-21-2017, 04:05 AM
RE: engine rpm surge. help needed. - by Rapom - 12-17-2017, 01:10 PM
RE: engine rpm surge. help needed. - by fixkick - 12-21-2017, 04:19 AM
RE: engine rpm surge. help needed. - by fixkick - 12-21-2017, 05:55 AM
RE: engine rpm surge. help needed. - by Rapom - 12-22-2017, 02:54 PM
RE: engine rpm surge. help needed. - by Rapom - 12-22-2017, 03:36 PM
RE: engine rpm surge. help needed. - by fixkick - 12-29-2017, 04:00 AM
RE: engine rpm surge. help needed. - by fixkick - 12-29-2017, 04:02 AM
RE: engine rpm surge. help needed. - by fixkick - 12-29-2017, 04:35 AM
RE: engine rpm surge. help needed. - by fixkick - 12-29-2017, 04:38 AM
RE: engine rpm surge. help needed. - by Rapom - 12-30-2017, 12:39 PM
RE: engine rpm surge. help needed. - by fixkick - 01-11-2018, 07:23 AM
RE: engine rpm surge. help needed. - by Rapom - 01-16-2018, 01:26 PM
RE: engine rpm surge. help needed. - by fixkick - 01-16-2018, 10:30 PM
RE: engine rpm surge. help needed. - by fixkick - 01-16-2018, 10:50 PM
RE: engine rpm surge. help needed. - by fixkick - 01-16-2018, 11:20 PM
RE: engine rpm surge. help needed. - by fixkick - 01-16-2018, 11:29 PM

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