Troubleshooting ECU drivers and the ISC - GalantVR4.org
Nov 16, 2014 · I'll test the ISC tomorrow to confirm it's bad, but suffice it to say something bad happened and completely fried the ISC driver. The ECU seemed fine up until recently, when I …
ECU/ISC Driver question - GalantVR4.org
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 …
Let's talk FIAV and ISC block off plates! - GalantVR4.org
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 …
What throttle body for GVR4? - GalantVR4.org
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 …
ecmlink v3 1g idle settings question? - GalantVR4.org
Sep 5, 2013 · I have 280* cams, and with the ISC set to about 30 steps at warm idle, I can reach in through the window and start the car even at 15-20*F outside. Throwing the deadtime and …
ISC open too much during idle - galantvr4.org
Jul 31, 2015 · Hey guys, I have been having trouble getting a decent idle recently. I have been running a few months with the ISC unplugged while I try to figure out the problem. Stock 91 …
Setting BISS and ISC Range - GalantVR4.org
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 …
Test ECU Injector Drivers - GalantVR4.org
Oct 13, 2015 · I had a 2nd ISC go out this weekend and I'm unsure how to determine if it took out the ECU driver. Is there a test I can do on the ECU to determine whether coil pair A and B are …
Idle surge needs help - GalantVR4.org
Feb 8, 2009 · Recently the car has have some idle surge problems for a long time and I don't know what going wrong with it. I have been replacing the ISC (used) and one of the IC that …
What is Proper ISC Voltage and where to check? - galantvr4.org
Aug 11, 2010 · Have you pulled your ISC and make sure it moved like in the youtube video I keep linking on Tuners? After bootim the ECU homes the ISC by stepping it all the way out, then …