May 20, 2016 · So I sent my ECU to ECM Tuning to get some damage repaired and chipped last week and today I got a response about the damage repairs needed. Seems the ISC driver …

Aug 31, 2013 · IC105 controls ECU pins 67 and 68, Idle Speed Control (ISC) Servo (coil pair B). IC106 controls ECU pin 57, Fuel Pressure Solenoid (FPS), and ECU pin 105, Boost Control …

Nov 16, 2014 · The ISC has 2 coils. They are referred to as coil pair A, and coil pair B. Coil Pair A-When looking into the ISC, coil pair A is pins 1, 2 and 3.-ISC Pin 2 is ground for coil pair A …

Apr 1, 2011 · The ISC did just fine, though as stated already - took a few more cranks and sometimes a second of throttle to get it idling normally. Btw, 3 out of 4 adjusters were easy as …

Sep 1, 2010 · My idle started dropping under load and wouldn't maintain the 900rpm set in the eprom. Logger shows 120 trying to bring it up. I fiddled with the BISS to get the rpms up over …

May 11, 2008 · I think it will lock itself at whatever Mitsu programmed it to when you ground those two (maybe its 30, I don't know). Once you ground them and set the idle to spec with the BISS …

Sep 11, 2009 · Yes newbie question here. What other throttle body will mate to GVR4. I am looking to get one locally to remove the isc and plug the coolant line. Would N/T throttle work …

Feb 8, 2009 · I have been replacing the ISC (used) and one of the IC that used to control the ISC motor couple years ago, the idle worked properly at that time,but for some reason,now it is …

Sep 13, 2009 · The Top Mitsubishi Galant VR-4 Resource. Join the best E39A 1991-1992 Mitsubishi Galant VR-4 community and document your GVR4 journey.

Aug 20, 2008 · Whether or not the ECU is bad, also test the ISC with an ohm meter. If the ISC is bad, replace it so it doesn't ruin your ECU or any new ECU you install. With that much wiring …