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 …
ECM link tuning... - GalantVR4.org
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 …
FIAV and ISC removal - GalantVR4.org
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 …
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 …
ISC??? - GalantVR4.org
Sep 13, 2009 · The ISC does this as a stepper motor under control of the ECU, which can finetune the idle rpm. The Fast Idle Air Valve does this as a very coarse adjustment based on …
car keeps stalling - GalantVR4.org
Oct 4, 2009 · That ISC trace is often the first victim of acid leakage from the 47uF cap. 2. Set the idle speed, as per the VFAQ: click 3. Check your base timing with a timing light, as per the …
Open Loop Symptoms? - GalantVR4.org
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.
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 …
ISC Motors - galantvr4.org
Feb 16, 2011 · Is the 2g motor better than the 1G?? I am not sure which one to get and want to know what people have done with their cars and what is best as far as the ISC. Thanks.