2011年8月20日 · 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 …

2014年11月16日 · 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 …

2009年9月13日 · 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 temperature.

2008年5月11日 · 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 …

2004年4月3日 · 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 …

2014年7月20日 · 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 …

2011年2月16日 · 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.

2012年12月24日 · 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.

2013年8月31日 · 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 …

2016年5月20日 · 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 …