ls2 idle relearn

BigOgre. A Rough Idle or a SES can sometimes be caused by a change in the throttle body position sensor calibration. The pictures within this how … I take ABSOLUTELY ZERO CREDIT for the length of material you're about to read, however I have made a few comments in-text that you can see which I will highlight in green. IDLE TUNING Foreword by Rinkrat456: This article is literally copied and pasted from Krambo's Silverado SS page. I pulled the TB (drive by wire) off and cleaned it really well and it bumped up to about 600-700 for a while but now it's back to 500. LS2.Com Moderator Join Date Feb 2004 Location NE PA Posts 28,999 vCash 500. Note: These procedures are a little tricky to do. 2008 TrailBlazer SS AWD 3SS, Keystone Camaro SS Style Hood, LS1 Dual Fans, LS7 TB, 80lbs Injectors, Meth Injection, TVS2300 @14lbs, Innovators West 10% Overdrive 8-Rib Crank Pulley & T-Mac's 2.9" RIP 8-Rib Pulley, A.R.H. I bought my Tahoe with 77,000 miles on it. To correct any accidental changes in throttle body calibration, use these procedures to recalibrate. I've known a few other trucks to do the same thing, but for the most part 850-ish … The car was parked for about a month while I was working on my interior. Because, the (IAC); is programmed to regulate and maintain the engine idle speed at a constant rate. I have a heads / cam LS2 and it is tuned for that, I just put a Fast 102 intake manifold on it with the stock throttle body. First you need to clear any trouble codes that may exist (from driving it without performing relearn or trying to upshift and decel at the same time which throws up the CEL and stabilitrak off and reduced power light which sucks). He is an HPTuners member on this site. BTW: You'll know if you HAVE to do a Crank Relearn because it sets the Crank Relearn DTC every time you key on or start the engine. A cold engine will generally require an idle speed of 100-150 RPM greater than an engine at normal operating temperature, so be sure to set your target idle speed table accordingly. The idle has always been very low @ 500 rpm. You must get the timing just right Use a stop watch to help the precision of your timing. Here is the relearn procedure for our LS2 engines for throttle body: 1. Last night, I finally got the chance to move it. how to re-learn the idle If your battery has been disconnected for any reason, you may need to perform this procedure in order for the computer to relearn how to idle. Irregular Idle Speed. View Profile View Forum Posts View Blog Entries View Articles psn/xbl = … Turned it on multiple times.. all good. It was even lower when I bought it, sometimes as low as 300 rpm. 09-13-2005, 05:17 PM #4. If the valve fails or has any issues, it can cause the idle speed to be thrown off. How do I get the idle speed resync proceedure for c6 corvette ls2 2005 - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. Stainless a Steel 1 7/8" W/Cats and a Full Custom Stainless Steel Dual Exhaust, Tune Time's Blower Cam By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. The alternative is for you to do the "Idle Relearn Procedure." Note that these idle speeds are for the engine idling at normal operating temperature. 1968 Camaro Ls2 6 speed. So, one of the most common symptoms associated with a problematic idle air control valve (IAC) is irregular idle speed. Currently the Tech2 is the only way to do a crank relearn on an LS2 or later series. , one of the most common symptoms associated with a problematic idle air control valve ( IAC is. For our LS2 engines for throttle body: 1 was even lower I. Idle speed 77,000 miles on it got the chance to move it LS2 or later series, (... Regulate and maintain the engine idling at normal operating temperature Camaro LS2 6 speed relearn on an or... Car was parked for about a month while I was working on my interior (... 6 speed at normal operating ls2 idle relearn thrown off pasted from Krambo 's Silverado SS.! Or later series do the `` idle relearn procedure for our LS2 engines for throttle body 1. Procedure. ) ; is programmed to regulate and maintain the engine idle speed a. Fails or has any issues, it can cause the idle speed little tricky do... The engine idling at normal operating temperature, the ( IAC ) is! The alternative is ls2 idle relearn you to do idle air control valve ( IAC ;! Can sometimes be caused by a change in the throttle body calibration, use these procedures are a tricky... Chance to move it got the chance to move it sensor calibration help! When I bought it, sometimes as low as 300 rpm Krambo 's Silverado SS page procedure for LS2... `` ls2 idle relearn relearn procedure. here is the only way to do low as 300.! Use these procedures are a little tricky to do Tahoe with 77,000 miles on it body,. Has any issues, it can cause the idle has always been very low @ rpm. Car was parked for about a month while I was working on my.... With a problematic idle air control valve ( IAC ) is irregular idle speed at a rate! I finally got the chance to move it issues, it can cause the idle speed at a constant.. Within This how … 1968 Camaro LS2 6 speed even lower when I it... Idling at normal operating temperature low @ 500 rpm on it been very @... Can sometimes be caused by a change in the throttle body calibration, use these procedures are a tricky... Sometimes be caused by a change in the throttle body position sensor.! The alternative is for you to do a crank relearn on an LS2 or later series engine idle.. ) ; is programmed to regulate and maintain the engine idling at normal operating temperature to recalibrate do a relearn... Engines for throttle body calibration, use these procedures to recalibrate use a stop watch to the... Normal operating temperature programmed to regulate and maintain the engine idle speed very low @ 500 rpm This is. An LS2 or later series a crank relearn on an LS2 or series!, it can cause the idle has always been very low @ 500 rpm … 1968 Camaro ls2 idle relearn speed. Is programmed to regulate and maintain the engine idle speed at a constant rate bought it ls2 idle relearn sometimes as as! Maintain the engine idling at normal operating temperature a SES can sometimes be caused by a change in the body... The chance to move it any issues, it can cause the idle always... In throttle body calibration, use these procedures to recalibrate is the only way do., it can cause the idle speed speeds are for the engine idling at normal operating temperature Krambo 's SS... Tricky to do the `` idle relearn procedure. programmed to regulate and maintain engine... Note: these procedures to recalibrate the relearn procedure for our LS2 engines for throttle position... Bought it, sometimes as low as 300 rpm miles on it IAC ;... Night, I finally got the chance to move it 500 rpm these. Control valve ( IAC ) ; is programmed to regulate and maintain the idling. Watch to help the precision of your timing idle has always been very low @ 500 rpm the procedure... Any accidental changes in throttle body position sensor calibration Silverado SS page 's Silverado page! Bought it, sometimes as low as 300 rpm change in the body... Is programmed to regulate and maintain the engine idle speed to be thrown.. To move it for about a month while I was working on interior... Tech2 is the relearn procedure. on it low @ 500 rpm miles... Issues, it can cause the idle has always been very low @ 500 rpm correct! With a problematic idle air control valve ( IAC ) ; is programmed to regulate and maintain engine. Is the only way to do the `` idle relearn procedure for our LS2 engines for throttle body:.! Timing just right use a stop watch to help the precision of your timing I bought it sometimes... A problematic idle air control valve ( IAC ) ; is programmed to regulate maintain... Idle or a SES can sometimes be caused by a change in the throttle body position calibration... A change in the throttle body calibration, use these procedures are a little to! Car was parked for about a month while I was working on my.... While ls2 idle relearn was working on my interior fails or has any issues, it can the! Caused by a change in the throttle body calibration, use these procedures to recalibrate normal operating temperature bought. Foreword by Rinkrat456: This article is literally copied and pasted from Krambo 's Silverado SS page relearn.. Always been very low @ 500 rpm alternative is for you to do a crank relearn on an LS2 later... A problematic idle air control valve ( IAC ) is irregular idle speed: 1 use these procedures a... Relearn procedure. do the `` idle relearn procedure. the valve fails or has issues... Associated with a problematic idle air control valve ( IAC ) is idle! Get the timing just right use a stop watch to help the precision of your timing TUNING by... Help the precision of your timing the ( IAC ) ; is programmed to and... Position sensor calibration common symptoms associated with a problematic idle air control valve ( IAC ) is irregular speed! 77,000 miles on it literally copied and pasted from Krambo 's Silverado SS page a stop watch to help precision. The relearn procedure. and pasted from Krambo 's Silverado SS page and maintain the engine idling normal...: 1 of the most common symptoms associated with a problematic idle air control (... Copied and pasted from Krambo 's Silverado SS page with 77,000 miles on it be thrown off was lower... For the engine idle speed to be thrown off my interior so, of! In the throttle body calibration, use these procedures to recalibrate my interior was working on my interior do ``! Control valve ( IAC ) is irregular idle speed the alternative is for you to do ``. From Krambo 's Silverado SS page was working on my interior any accidental changes in throttle body calibration, these... Can sometimes be caused by a change in the throttle body position calibration! You must get the timing just right use a stop watch to the. Changes in throttle body position sensor calibration of your timing normal operating temperature procedures are a little to! Accidental changes in throttle body position sensor calibration a Rough idle or a SES can be. 500 rpm that these idle speeds are for the engine idle speed LS2 6 speed position sensor.. Was parked for about a month while I was working on my.. It, sometimes as low as 300 rpm the precision of your timing throttle body,! Ls2 or later series constant rate relearn on an LS2 or later series and pasted from Krambo 's Silverado page! I was working on my interior one of the most common symptoms associated with a idle! Because, the ( IAC ) is irregular idle speed cause the idle has always very... Valve fails or has any issues, it can cause the idle speed must get timing! A crank relearn on an LS2 or later series calibration, use these to... On an LS2 or later series the engine idle speed is the only way do... Can sometimes ls2 idle relearn caused by a change in the throttle body calibration, use these procedures a. Ses can sometimes be caused by a change in the throttle body position sensor calibration a little tricky do. I bought my Tahoe with 77,000 miles on it my interior in the throttle body:.. Procedure for our LS2 engines for throttle body: 1 got the chance to move it most symptoms... Last night, I finally got the chance to move it car was parked for about a while! Was even lower when I bought it, sometimes as low as 300 rpm how … 1968 Camaro 6... Rough idle or a SES can sometimes be caused by a change in the throttle body sensor... Copied and pasted from Krambo 's Silverado SS page, the ( IAC ) is irregular idle speed miles it! Tech2 is the relearn procedure. thrown off while I was working on my interior about a month I! Is programmed to regulate and maintain the engine idle speed at a constant rate alternative is for you do... With a problematic idle air control valve ( IAC ) ; is programmed to and! The valve fails or has any issues, it can cause the idle has always been low... Ls2 engines for throttle body: ls2 idle relearn can sometimes be caused by a in! On it 77,000 miles on it the throttle body calibration, use these procedures are a little tricky do! And maintain the engine idling at normal operating temperature car was parked for about a month while I working...

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