Ls bad iac. Try unplugging the IAC and see if problem improves.

Ls bad iac This throttle will provide you more comfortable service. If using the original IAC valve, perform the following inspection and cleaning procedure: Clean the IAC valve sealing surface, pintle valve seat and air passage in the throttle body. 6L 5. This includes regular inspections of the idle air control valve, and certain types can be cleaned to keep them moving properly. 2 LS LS1 LS2 LS6 Sheet Metal Al Fabricated Silver: Automotive - Amazon. Could be seal on gas cap, purge valve, or carbon tank. 5" exhaust to a Borla XR-1 muffler. RPM, both temps, MPA, and throttle position has been confirmed full scale. I took it to a shop and they came to the conclusion that the new IAC was PROBABLY bad. com FREE DELIVERY possible on eligible purchases Jan 19, 2012 · I suspect your IAC is holding the blades open but you would need to scan the car to read those counts. In today's video, we will look at the five common bad idle air control valve symptoms. Nov 7, 2023 · Diagnosing and repairing a bad idle air control valve is a crucial task in maintaining optimal engine performance. The IAC is not responding but I can control it with the special functions in the scanner. heads/cam it typically needs the "drill" mod. 5:1 forged 4340 crank, forged H beam rods, forged -5cc Mahle pistons, H series bearings all around, B&M flex plate, keyed hub, LE2 heads, custom LE grind, LE ported intake, BBK 58mm, LS7 lifters, comp hi-tech push rods, 1. 73 gears Holley Throttle Body | Granatelli Mass Air Flow Sensor Mar 30, 2022 · Endxedo 92mm Throttle Body for LS1 LS2 LS6 LS3 LS LS7 SX LS Throttle Body with TPS Throttle Position Sensors IAC Aluminum Black 4. The Symptoms of Bad Fuel Injectors and What Oct 31, 2012 · The PCM will accept TPS voltages from . When my IAC on my 00 went, unplugging it idled better. 1999 Silverado 6. I brought my bad IAC in and after 3 tries, got the right one at Oriely's Auto Parts. Stock Tune Stock Intake/Exhaust Stock Tires Stock Suspension Comp Cams Extreme Energy 276-14 Cam cc7-305-8 Jul 11, 2005 · Should I be able to unplug my my IAC and the Jeep still run? The reason I ask is because I can do just that and the Jeep doesn't stop running or change anything at all - runs exactly the same w/ the IAC unplugged as it does with it plugged up. Now i am trying a second throttle body. I’ve got a few little tweaks to do but it’s much better. You didn't say what year you vehicle was, if it does not have spark plug wires it has individual Coil On Plug. 0. We will also examine the IAC valve's function, location, and replaceme Apr 13, 2021 · This seemed to make a difference at first (engine sounded better on start up, first turn) and ran at low RPM for a few minutes but reverted back to high rpm a few minutes later. Symptoms of a bad Idle Air Control Valve and How to test an IAC Valve. i believe the TB had been polished. It does sound like the IAC (Idle Air Control Valve) may be acting up. If you were only firing on 7 cylinders the RPM at idle would drop. Electrical connector from IAC valve. Jul 7, 2020 · 1991 LS Trooper 2. 9 volts where it should be the normal 5 volts Jul 18, 2014 · 1995 LT1 383 A4, 2. I have been playing with the tb all day with nothing but the same iac count. 2012 Impala LTZ 72,000 miles 2002 Buick Regal LS 405,000 miles daughter traded for a ford :gaah: Dec 26, 2010 · I have an AT 2001 Kia Sephia LSMy idle is sometimes fine and sometimes rough and very very lowso low that the car will die. So I opened up the throttle blades to decrease the IAC. com: ICT Billet Wire Extension 24" LS Gen 3 IAC Idle Air Control Valve DBC LS1 LM7 LQ4 5. We’ll also cover its diagnosis and replacement process to give you a clear understanding of the steps involved. When an idle air control valve fails it can cause the engine to idle erratically and even stall. Luckily we can help you identify and fix the issues. i Jan 8, 2016 · The idle air control valve is programmed to regulate and maintain the engine idle speed at a constant rate. 64V with the throttle blades closed. Done enough times, this confuses the ECM and for some reason the ECM will open the IAC valve and not close it until you cycle the key. com FREE DELIVERY possible on eligible purchases Dec 12, 2022 · It's a Summit 8712 cam made for more low end (since it's in a Jeep). Watching this video will help you diagnose to see if it is time to replace your idl Feb 14, 2025 · Bad Idle Air Control Valve Symptoms. 73 rear. If you don’t get the valve replaced immediately, your car will become undriveable. Nov 2, 2018 · oh, there's something wrong. 9 volts as being 0% throttle, with the ideal voltage being . Stay away from the iac seat, where the pintle seals against. com FREE DELIVERY possible on eligible purchases Sep 23, 2018 · billr wrote:I am referring to an older model-year GM IAC valve, but would be surprised if the LS IAC is much different. Did a thorough job cleaning the pintle seat in the TB until all traces of muck were gone. Symptoms of a Bad IAC: Buy AC Delco - LS IAC Idle Air Control Valve Throttle Body Sensor Intake LS1 OEM LQ4 (SEN029) from ICT Billet and browse through a huge selection of Made in USA LS/LT swap and conversion parts, manufactured at the state of the art plant. so anyone else have any idea what my issue might be? i tried reseting the IAC poisition, still just acts like a vacuum leak minus the rough idle after initial stop. BTW, the chance of this problem developing in transit is pretty much 0%. This may result in an unusually high or low idle speed, or in some cases a surging idle speed that repeatedly climbs and falls. To prove this attempt to block the IAC port (depending on your throttle body setup) and then run the engine. 3 - . 7L LT1 4L60E 2. Specs from a previous thread: Engine was built with 209/217 112 lsa mild summit cam (8712), LS6 style valve springs, flat top 4. 0 after adjusting the IAC incorrectly and driving it around for a week or so. the car is also running quite rich (eye watering). The force required to move the pintle may damage the threads on the worm drive. No IAC count would solve it. above this, it just reverts to the throttle cracker tables. the car will also stumble quite bad and die when it goes into gear. I have the mean street 800 and used this info "IAC: Chevrolet Camaro 1995-1997" to get it. Mar 26, 2021 · Idle Air Control Valves are all 4 pin (based on wiring for 2003 3500 Express and the IAC Valve shown in the 2001 3500 Silverado category). com We’ll identify the most common symptoms of a bad idle air control valve so you can avoid unnecessary repairs. NOPE! same issue. See full list on yourmechanic. Jun 8, 2012 · My wife’s 3. They want to be 30-35 at idle with motor warmed up put the stock TB back on and see if everything works right, it should. 8 6. 0 out of 5 stars 102 Amazon's Choice The truck was really hard to start and would not idle. one more thing too, if your iac counts are higher than normal and it isn't tuned for, hot startup isnt as smooth as it could be. is this thing tuned yet? insufficient idle timing or bad idle AFR will raise your counts unnecessarily (as it needs a bunch more air & fuel to idle). First and most obviously is that your car will idle in a weird way May 26, 2010 · Ok this car is driving me nuts. replace the IAC valve today, and it still surges. When I plug up the IAC hole inside my throttle body a little bit the idle gets much better. A loud metal like hissing noise. Any excess air into the engine will idle it up, so also check your PCV hoses, especially where it crosses around the back of the engine from the driver side to the passenger side and also the hose between the intake and the PCV valve. And it made from machined T6 Aluminum Alloy, stable and robust, lightweight, long lasting 【Easy to Replace】 Includes idle air control and throttle position sensors. Therefore the PCM would step the IAC motor open a few counts to allow more air into the manifold in order the keep the RPM at desired idle speed. When you have a bad idle air control valve in your car, there are several problems and symptoms that will present themselves. If the idle DOESN'T drop, the IAC is bad. Apr 3, 2011 · So your IAC count should always be fluctuating up and down a few counts as the PCM hunts to maintain desired idle RPM. The IAC valve is controlled by the computer and it balances any burden upon the engine, like the usage of the air Feb 2, 2011 · If the Idle Air Control is bad the engine will start but run rough, apply some throttle and it will smooth out. Mine was not at 0. Lastly, inspect the air hoses for holes, wear, or poor connections. The Fast Idle valve costs $96. I called the dealer (Sunnyvale Acura) for a quote and all they could find for a 95 GSR is a Fast Idle valve. 0 6. Is it safe to drive with a bad idle air control valve? Driving with a bad Idle Air Control (IAC) valve can be risky as it may cause irregular engine idling, stalling, or unexpected shutdowns. Cleaning it with a specialized cleaner may resolve the issue. Jun 14, 2008 · Your rough idle/no power sounds just like my '90 LS when the idle-air control (IAC) valve when out (after I washed the engine and didn't cover the IAC completely). Shop for the best Idle Air Control Valve for your 2003 Lincoln LS, and you can place your order online and pick up for free at your local O'Reilly Auto Parts Symptoms of a bad and failing idle air control valve Top5autorepairs Subscribe Bad idle air control valve symptoms are prevalent and must not be disregarded. idles normal. IAC valve assembly attaching screws. ly/JoinMaxCar Nov 3, 2005 · Notice that my recommendation is also what the Helms recommends. Remove the IAC valve screw. 8 V6 5 speed conversion (Sold) 1989 LS Spacecab 2. Back track a little. 8L style pistons, TBSS intake manifold, 92MM Holley Sniper TB, 36lb flex fuel injectors (12613411), block hugger headers, catalytic converters deleted, custom 2. Cleaning and Inspection Procedure. Remove the IAC valve and seal. 3 6. In this video we discuss how to reset an Idle Air Control Valve. Mar 13, 2021 · Buy EVGATSAUTO LS 5. May 24, 2018 · above a mile an hour or so the ECM doesn't use adaptive idle. Driving it does but not at idle. Normal inputs are present. We will also examine the IAC valve's function, location, and replaceme Mar 28, 2016 · When I press the clutch and let off the throttle to shift gears, the rpm's will hang for a second or two before dropping off. Common symptoms of a bad Idle Air Control Valve (IAC) and how to fix it. Apr 3, 2011 · The PCM (a computer) keeps tract of all the activity to open and close the IAC and displays the results as the IAC count. My car started idling high and is now idling at 2000 rpm. May 22, 2015 · My first post, so please be gentle. But of course there might be any number of reasons that might cause the same symptoms. If the MAF sensor is bad the engine will start but stall as soon as throttle is applied or the tranny shifted into gear. Dec 24, 2013 · Sounds like maybe the TPS is fluctuating during periods of idle, on a good scan tool, you'd see random jumps to 1% or 2% indicated throttle, then back to 0%. Read here for more information: https://www. Finally fixed after replacing the IAC valve. On your motor a 52 should be plug & play. Otherwise, you and your automobile might suffer. to/3U258Gi - New Idle Air Control Valves https://amzn. 1-3 minutes is too long. so when im just sitting still, the car idles fine, a little high, but steady, where as a vacuum line would cause the idle to jump all over the place. above 1-2 mph is when the symptoms of the vacuum leak should be more evident, since the cracker tables use a set airflow number to establish where the Dec 22, 2021 · Symptoms of Bad Idle Air Control IAC Valve Sensor - Does this happen when you stop your car?Bad idle air control valve symptoms vary but this is one that I'v Sep 3, 2020 · Is there any way to tell if the IAC is bad by looking at the counts in the data log? 1994 Chevy Camaro Z28 5. just surged a little faster. Jul 5, 2017 · 12" Idle Air Control Valve IAC Motor Pigtail Harness Connector Fits GM 94-02 LT1 LT4 LS1 Fits the following models: 1994-1995 Corvette 350 LT1 1996 Corvette 350 LT4 1993-1997 Camaro 350 LT1 1993-1997 Firebird 350 LT1 1998-2002 Camaro 350 LS1 1998-2002 Firebird 350 LS1 May fit other models as well, please review picture(s). Here is how to fix it:1) S I first started with a 92MM Holley Sniper EFI throttle body. Also do not forget if you have a cheapo China throttle body, you need to port the iac holes. Some Terminator X installers have a problem where the IAC control doesn't work at all. If your IAC is damaged, incorrectly wired, or setup incorrectly in the Config File the actual IAC position could be 100%. Nov 19, 2022 · If you're driving with a bad idle control valve this can cause problems. if he had a small vacuum leak, it would adapt by adding to the idle trim and the IAC would close to bring the idle down. By following the step-by-step procedures outlined in this article and utilizing the necessary tools, you will be able to effectively identify issues and successfully rectify them. All of my vaccum hoses are connected. Scan tool data indicating “0” IAC counts means the IAC valve is fully extended (shutting off idle airflow to the engine); and “255” IAC counts means the IAC valve is fully retracted, allowing as much air to enter the engine via the throttle bypass passage as possible. One of the most common symptoms commonly associated with a problematic idle air control valve is irregular idle speed. The most common symptoms are surging/hunting idle, or an idle that’s way out of spec (400rpm, or 1500rpm), stalling when coming to a stop, causing the ECM to have an erratic integrator value, accompanied with a moderately swinging A/F ratio. Ls Throttle Body-92Mm Throttle Body Ls - 92mm Throttle Body + TPS IAC Throttle Position Sensor Idle Air Control for LSX LS LS1 LS-2 LS7 4. If not than you have a bad IAC. Mainly when I can't drive it on the risk of blowing it up. Abnormal Idling Behavior. https://amzn. SKU # 1343487. Feb 4, 2003 · Im suspecting the Idle Air Control valve as being the culprit. Disconnect the idle air control (IAC) valve harness connector (1). The iac and tps are both contained in the TB. FAST Big Mouth 102mm Throttle Body for GM LS with TPS or IAC Shop All FAST. Check out the Drive’s Garage Guide to identify the signs of a bad idle air control valve. Would I be able to take it off the working car (2005) and put it on the not working car (2003) without causing any issues? I figure since we know the part is working, maybe this would eliminate the possibility of a bad IAC. backyardmechanic. Aug 12, 2021 · 【Excellent Performance】The ls throttle body adopts a short flow channel design to make the engine work more flexible. Find Us:Facebook:https://facebo Oct 15, 2022 · 2001 Silverado 5. the stock lt1 is programmed for about a 1200rpm idle on cold start i think, and this is what it drops to, very slowly, after the initial position. Customer: I have a 2001 Lincoln LS V8 that will not idle. It does not say that if the idle drops the IAC is bad. The idle air control valve is programmed to regulate and maintain the engine idle speed at a constant rate. The best way to avoid the problems associated with a bad IAC valve is through consistent maintenance. 0 OEM Grade Tooling, Delphi Connector, Lock, Seals, and Terminals WEIAC30-24 : Automotive Sep 26, 2016 · Idle Air Control (IAC) location ; Manifold air pressure (MAP) Camshaft angle; Knock sensors (to read detonation) The factory GM EFI system and calibration have incredible capability, but this also makes tuning the controls for a modified engine combination a complex and often overwhelming task. 6 5 speed 4x4 manual hubs, Rodeo torsion bars, extended shackles, 2" lift, K&N air filter (drop in), dump bed conversion, burgundy interior change, warn brush bar. org/symptoms-of-a-bad- Jun 28, 2012 · Anyway I guess it was a combination of a bad IAC motor and a small intermittent vac leak and a bad wire on my tps sensor. This time a Warr 92mm. Thinking maybe I have a bad IAC, I bought a new Delphi IAC. 6 out of 5 stars 2 2 offers from $12909 $ 129 09 Jan 11, 2019 · Amazon. 6L V6 LS • 79,000 miles , CA 94502 . Dec 3, 2019 · I am trying to troubleshoot an LS1 MAF/IAT sensor problem that might be causing the engine to not idle. It will start and run if I keep my foot on the throttle - but does NOT idle without dying. How to fix rough idle, surging idle and cold star In this video, you will learn 4 symptoms of a bad idle air control valve. He will uncover the criti I have been SUFFERING from the humming noise coming from the air intake. Dec 3, 2024 · To diagnose the problem, start by inspecting the valve for carbon buildup. Check the connectors and wiring for visible damage or loose connections. It will Idle between 1500-2500 rpm and surge until the car is warmed up then drop off and idle normally. FAST1343487. 0/4L80E Summit Stage one camshaft, 317 heads (replaced cast iron) The p0443 is a purge valve code. Outside of it wanting to stick and make odd noises in lower temps. I've completed the EFI conversion to my 45 year old V8 Malibu, and while the engine will fire and run, I have not been able to attain proper function of my GM LS style IAC. Mar 28, 2016 · Pull the IAC out and its covered in muck, as is the port that the pindle sits in. Cleaned everything up with some carb cleaner. i dunno. If the tables are spot on then their is nothing to worry about, but for example you start modifying things and flow more air, it will still Apr 21, 2010 · IDLE AIR CONTROL (IAC) VALVE Remove or Disconnect 1. kinda thinking of just dealing with it. 3 Throttle Body, 92mm, TPS IAC Throttle Pedal Position Sensor, Idle Air Control Gasket Kit for LSX, LS1, LS2, LS7: Throttle Bodies - Amazon. 6 nsa Pro mags, patriot golds, 42lb green tops, ARP bolts all May 2, 2011 · In my experiences with bad IAC's i have never noticed a correlation with engine temp. It may shut off when initially unplugging it, if so crank it while unplugged. I'm not real sure how it's getting air to idle (unless I have a massive vacuum leak) unless the IAC is Mar 1, 2023 · The IAC value on the handheld is a commanded value and not the actual position of the IAC. Not Included. When I check the sensor reference signal, I measure 6. Try unplugging the IAC and see if problem improves. Inspect vacuum lines when servicing the idle air control valve and replace any that are broken or dilapidated. your iac could be lazy, for one. Nov 22, 2009 · ah didnt realize he was an A4. Could also be a bad IAC valve or a bad IAC valve Dec 15, 2010 · X2 on the IAC, but the hissing sounds like a vac leak. Therefore, if you ever encounter the indications detailed in this article, be sure to use the IAC valve testing techniques advised above. i cleaned the maf, TB, and IAC opening not too long ago. Kinda spendy $130 part so I dont want to buy it unless I know for sure. 3. We talk about why you would want to reset your IAC, symptoms of a bad IAC, and replacement c Accufab Late GM IAC Motor for Late LS Bolt Pattern or 4150/4500 4 Barrel Accufab Throttle Bodies. I paid like $20 for mine. Now Duke starts up gr Dec 4, 2020 · A bad idle control valve can cause a multitude of issues with your car. You don't need a USB to CAN harness either. According to my Helms for a 97 GSR(my ride) its called a IAC. 4, for# F75Z9F715AA, F75Z9F715AB: Idle Air Control Valves - Amazon. Hasn’t yet so I’m happy. com FREE DELIVERY possible on eligible purchases Naw, they have changed now. As a sidebar the IAC at idle is directly related to how your TB stop set screw (TSP=0 or Closed TPS voltage) position is set to. I cleared the code, checked all my connections along the intake, throttle body, maf, plugs and wires then disconnected the battery for 45 mins, and it still Oct 29, 2009 · to bad the oil cooler is nowhere near the IAC 94 Z28: 383 12. The idle speed, also known simply as “idle,” is the amount of revolutions that the engine keeps when our foot is not pressing the accelerator. Part # 54102. Bad idle usually means the TPS is reading somewhere other than 0. But my iac count at hot idle will not go above 10. Post the P/N or OEM application of your valve (there are many different kinds and apps of the "LS" series) and maybe I can confirm mine is similar. In today’s video, Jake explores the idle air control (IAC) valve, an integral component of your vehicle's engine management system. Does this Nov 2, 2023 · Buy BAGARAATAN 92mm Throttle Body with Position SensorsTPS IAC Throttle Position Sensor Compatible with Chevy LSX LS LS1 LS2 LS7（Black）: Throttle Position - Amazon. Here are some common causes of a malfunctioning or faulty idle control valve: Sep 6, 2023 · Buy A-Premium Fuel Injection Idle Air Control Valve IAC - Compatible with Ford & Lincoln - 97-05 - Expedition, F-150, F-250, Blackwood, Navigator, LS & More - 3. I think you can get an IAC from another model 3500 and be OK. But it will go bad over time due to wear and tear, and here are the symptoms to look out for: 1. NOTICE: On IAC valves that have been in service: Do not push or pull on the IAC valve pintle. My iac count wouldn't Sep 17, 2016 · You should do the IAC adjustment as described in the FAQ on FiTech's site, and even then the instructions are lacking. Nov 25, 2008 · This just started a couple of days ago. I was wondering if this is the exact same part as a IAC. Could need cleaned or it may have an issue and is hanging up. Disadvantage of having a SD tune with no MAF is that its a guess as to how much air your engine is actually taking in. I replaced the IAC valve and it still idles high. What am I missing? The IAC valve (Idle Air Control valve) is designed to keep a steady idle speed. Sometimes a weak idle air control motor will can cause engine problems without triggering a MIL (check engine) light. Below are the top 5 symptoms of a bad idle air control valve which you will easily notice. 8 5. It's advisable to address the problem promptly to ensure safe driving Jul 17, 2011 · Turned off the ignition, attempted to start and the engine won't fire unless part throttle is used, after several attempts the cel appeared along with a code for the IAC (I believe P0506). When the IAC counts go to 0 and the idle speed is still high, it means the IAC motor has completely closed and there is still too much air entering the engine (causing the high idle speed). Mar 1, 2023 · Bad Idle Air Control Valve Symptoms. Timing chains, slightly improved working room, clogged sunroof drains, and a bad CVT that costs $2600(without labor) lol Some of our cars are still good looking tho, like the new Frontiers and the New Z. How to Fix a car with idle problems. The AFGS should be around 6-10 and the IAC counts somewhere in the 5-50 range (I usually see closer to 40 - 50) at a normal idle of around 700rpm, yours will be higher with yours set to 1100rpm (as questioned by bobdec, this is not normal nor ideal for 3. The IAC was reading 59%. Apr 6, 2018 · Yes, you may have a bad IAC valve. The IAC valve position is referred to as IAC counts. I tried the same procedure with the IAC, both the IAC and TPS, and the IAC/TPS/MAF but cannot replicate the better start up/run or fix the problem. It says to disconnect the IAC, and if the idle drops, to set the base idle. If the weather is cold and the car is still on fast-idle after a cold start, the rpms will actually increase slightly before dropping off between gear changes. I got the codes checked at Autozone and the IAC valve came up numerous times. the engine was running great when pulled from the donor and the stock tune is being used (with vats deleted and a 2 bar SD conversion). If i plug the hole with my thumb where the IAC is the car will idle at 900 rpm. 3 4. Before replacing it with a brand new val. 0L 4. with the IAC unplugged, it stops. Im excited to see that one once they start rolling off the trucks I have a surging problem, about every 3 seconds the car revs slightly. These issues can compromise vehicle control and safety, especially in traffic. I would venture to say you need to replace the TB. IAC valve assembly. 2. I purchased a new one and installed it but it still will not idle. $147 - $179 While you can continue to drive with a faulty idle air control valve, A bad IAC valve could cause your Oct 30, 2017 · Parking lot maneuvering is usually what gets it to die. May 24, 2024 · 1. ( which for some reason never showed up as a bad reading on the scanner) :LS1LT1flag: I'm sure it will have a new set of issues tomorrow Mar 15, 2012 · LT1 | LT4 | L99 Engine Tech Bad IAC Feb 20, 2014 · lots of things affect iac counts, though. Aug 15, 2003 · A bad IAC, especially on a MAF vehicle can cause all kinds of drivability issues. Jul 24, 2024 · Buy YESHMA LS Intake Manifold with 102mm Throttle Body Throttle Position Sensors TPS IAC and Fuel Rails Compatible with Chevy 4. Some can be very hard to find. to/4aaYNOk - All-in-One OBDII Car Scanner Become a Sponsor - https://bit. Unlike a lot of other engine components, the idle air control valve doesn’t have a service or replacement interval. Mar 15, 2012 · LT1 | LT4 | L99 Engine Tech Bad IAC May 24, 2023 · A bad idle control valve, also known as an idle air control valve (IACV), can result in various issues with a vehicle’s idle speed and overall performance. The noise was more like a Pro Charger noise. Dec 19, 2014 · Hey, I got a 95 Acura Integra LS and some reason I have a high/surging idle on cold startups. 8 Olds van had same symptoms but it was bad IAC valve. Adjusting the iac hold position to decrease the noise/whistle and we also discover how much smoother it becomes on deceleration. Note: Uses the Late GM 4 pin connector. If the valve fails or has any issues it can cause the idle speed to be thrown off. The IAC had been replaced but the problem remained. 3 - 209/217 cam, GT45 Turbo, 4L80e swapped with Summit pro ls 2500rpm converter, on Ethanol with content sensor. Only way to determine bad iac/tps is to have someone scan the car to see iac counts/tps voltage. Apr 14, 2015 · OH, one more question! I have a 2005 Chevy Impala LS that should have the same IAC. With engine at operating temp, adjust the TB screw to close it until it wants to die, then backup a little. Sep 16, 2013 · the IAC opens a FIXED amount for initial startup (determined by temperature), then slowly closes itself. vbit hkfr nfez mgsqc gqvp yxr gqlbyp kmgn zkprqc hevhy ouxjc qnhtvrs yas vjlgd bflpw