Aug 20, 2011 · OP, if your car has boost leaks, misadjusted TPS, misadjusted ISC, misadjusted base ignition timing, dead o2, over heating, forget it dude. Make sure all this stuff is functioning and dialed …

Aug 31, 2013 · As I work through many, many issues with 1587, I have found that I have a blown ISC driver (IC105). According to ECM Tuning, the drivers do the following functions: IC104 controls ECU …

Dec 9, 2007 · Hi, Has anybody ever sourced a supply of replacement coils for the the ISC or any ideas where I might get one? Thanks Marcus

May 20, 2016 · Seems the ISC driver kursploded from a short, which explains why it was unplugged. The OEM replacement seems to be big money. Has anyone had any luck with the one offered by …

May 11, 2008 · You want the ISC in the middle of it's range, while adjusting the BISS for optimal setting (Our idle should be 800 RPMs). But what exactly is the middle of it's range? If you log it, I think it …

Apr 3, 2004 · The ISC basically gives you temp dependant idle changes. Good for a normal car I would think but I don't need it anymore. I"ll set the idle for warmed up and just crack the throttle a bit to get …

Dec 24, 2012 · My ISC was only reading 47ohms on one coil, other three were in spec at 30ohms. That small increase in coil resistance knocked out part of the ISC control circuit.

Jul 20, 2014 · For the original ISC (silver body with brown socket), values measured between pins 1&2, 2&3, 4&5 and 5&6 should be 28-33 ohms. The newer (black) ISCs should measure about 40 ohms …

Sep 1, 2010 · I want my ISC because it makes the car much nicer to drive in traffic and it saves on the footwork needed to keep it from stalling. I had no ISC for a long time and it sucked having to balance …

Aug 3, 2007 · Anybody here using the Autozone/Advanced/O'Reilly speed control motor for our cars? I called the dealer and can get one for $230, but the aftermarket has them for $189 and right now …