2018 lexus is200 throttle body problem

2018 lexus is200 throttle body problem. Name: Chris. If your GMC Acadia has a faulty throttle body, it can cause it to run terribly. I think I've finally found out whats wrong with my is300s throttle body!FOLLOW ME!Instagram: vt_bobbySnapchat: Bobbyej8Twitter: VT_BOBBYFacebook: Bobby Vermi Apr 9, 2023 · Changed the bearing at box etc. Lexus IS200 Body Electrical System (1) Download. Nov 23, 2007 · Click here to enter the Lexus Technology section, for more detailed information about Lexus engineering and design features. Got it , will try this tommorow and get back to you. 8 second quicker Dec 5, 2016 · Hi guys I saw this thread title and immediately thought " I hope he hasn't done it yet". I heard cleaning the throttle body is a bad idea and can cause. For exsample, i go in 3rd gear in 40km/h then i accelerate to 60, and go back to 40, ride a bit longer in that speed, and hit the accelerator, and s dot. Hi everyone, I thought it would be useful to list the problems I have had so far with my car, and then we can do a comparison to see which problems are common to the IS200. IS 200t. Most people choose to perform the throttle body cleaning in a home garage. Next time your by car get someone to press pedal and watch the throttle body. Failing ETCS/DBW system sensor (s) By far, the most common cause of Ford Fusion throttle body failures is dirt and debris in the unit. be/ Dec 17, 2021 · The most common causes for slow acceleration in Lexus IS are clogged air filter, dirty mass air flow sensor (MAF), clogged fuel filter, fuel pump malfunction, faulty oxygen sensor, dirty throttle body, worn spark plugs and clogged catalytic converter. Jan 5, 2018 · If you youtube is200 throttle body there is an explination on how it works its really weird and doesnt make sense the first time you look lol Its a combination of electric drive by wire and a mechanical cable drive. DOT. 72 posts · Joined 2011. So he imported one and got to work. Jul 17, 2005 · 1) Cut a 11-12mm length of hose and trim it square to use as the spacer. Feb 8, 2009 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Jan 15, 2007 · 958. Lexus IS200 Body Electrical System (3) Download. the steering seems to 'judder' when turning. Supersession (s) : 22030-36050. Step 3: Release the accelerator pedal ALL THE WAY and count for 35 seconds. After a brief research, I found out Lexus issued a recall on the 98-99 GS models. The throttle body can be differently priced depending on different vehicles, models, and the manufacturing Mar 4, 2010 · Established Member. 3-second quarter-mile run was 0. Posted October 27, 2012. I immediately turned the key and started it up again and the same thing happened. Posted March 6, 2010. 5 sec. Then after about 25-30 mins, the engine noticably bogs down, and when I push down the accelerator, the cars Aug 11, 2006 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Wear and tear from high mileage. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer Jun 15, 2009 · 12. But this presented a problem. First thing in the morning when I start the car, it drives great and normal. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer Apr 17, 2008 · However, there are two sensors on the throttle body: a throttle position sensor ($140 on Amazon) and an accelerator pedal position sensor ($299, only available at Toyota or Lexus). Figure 3. Jan 28, 2018 · Throttle body warning. Sep 8, 2010 · Lexus Model: IS 300. 5k. i checked over everything for an air leak of some sort an nothing, i drove the car around for 3days in this condition then i thought possibly its the throttle body so i pulled it apart an cleaned it an put it back on, May 28, 2013 · 3. Lexus IS200/IS300 Electrical Wiring Diagrams Download. I have an aftermarket radio and one day after work I got in and I couldn't get any sound. Apr 4, 2018 · Whenever ambient temperature drops below say 7 degrees celcius, my engine management light starts flashing along with trc light, the light will then tend to go out some days later. Help throttle response from bieng too sluggish. My IS200 (2002) has shown code P1346 for some time now. >>Join the conversation about the MotorKlasse IS200 right here in the Club Mar 1, 2023 · Throttle Body Replacement Cost. An upgraded cooling system — including a high-capacity radiator, an enhanced water pump, and high-performance Jul 16, 2009 · if the ambient outside temperature is low enough, without a heated throttle body, or carburetor, you can cause icing on the butterfly and inlet venturi, because of the drop in temperature as the airflow increases through the inlet venturi, yes it sits on a hot engine, but in the winter, on a moving car, little heat can be absorbed into the Oct 31, 2012 · Lexus Model: LS 430 JDM Celsior. So now I have changed Bank 1 sensor 1 o2 sensor Spark plugs (new) Spark plug wires (new) Coil packs (new) Maf sensor (new) Throttle body (used) Idle air control valve (used) Throttle position sensor (used) Jul 16, 2016 · TheKid7. Lexus Model: IS 200 Sport. The car to get stuck on a high idle and Apr 17, 2008 · However, there are two sensors on the throttle body: a throttle position sensor ($140 on Amazon) and an accelerator pedal position sensor ($299, only available at Toyota or Lexus). So today I decided enough is enough and made an appointment at my local Lexus dealer. 5 x 17 inch alloys - Pitting. Relay R1 – Fuel pump relay, Additional relay, fuel pump. This issue only occurs at start up. this seems to clear by the time i've reached the end of the road. Please note that, if the parts are dirty, the car's computer will take around three Mar 2, 2023 · Dirt and debris in and around throttle body. The throttle valve itself is connected to the inner pulley. It will try and make a tiny adjustment each time so it takes a while to finally get to the correct idle speed. https://stuffcc. This is your input, where you tell the car how much you wish to open the butterfly valve. May 28, 2020 · Hi Everyone, Hi mate, thanks for this. $ 746. fr/ 2 days ago · 96 K - 108 K. its a auto before the throttle body went it was ok tick over is just right i just dont get full throttle when i drive it and the power is down i did clean one of the plugs before the throttle body went never got round cleaning the rest Mar 16, 2024 · They claim that the air just bounces around and isn't consistent entering the throttle body without this spacer. 2. Nov 17, 2004 · Realy, it got worse and i don't know why :yack: it seems that acceleration is slower in the 1 and 2nd gear when lifting, i mean longer to go to 6 RPM. Lexus IS200 Body Electrical System (2) Download. Jun 26, 2012 · Under normal circumstances the TPS never needs adjusted or touched. May 25, 2015 · Throttle lag fixed (knock on wood) I like many others have been experiencing massive throttle lag. Posted June 24, 2007. Click on an image to find detailed resources for that fuse box or watch any embedded videos for location information and diagrams for the fuse boxes of your vehicle. 5K miles and had a slight hesitation at standstill acceleration but has progressively began to get worse. Lexus Model: NISSAN SKYLINE. When you disconnect the fly by wire motor the EM light comes on as well as the TRC light and the car doesn't run correctly at all. Location: Somerset. 4) Snap the spacer around the spring. At first I thought it was because my phone wasn't connecting with the Bluetooth correctly but then I still didn't get a response with a CD so then I tried the radio and nothing. 4 to a lexus is200 2. Lexus IS300 (XE10; 2001-2005) fuses and relay Download. Repair Costs. Because the throttle is responsible for managing the airflow, any gunk or debris in the body can decrease power and acceleration. Jan 3, 2010 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Location: NeathPortTalbot. Jan 15, 2021 · Because in essence it was like a new throttle body the PCM needs to re learn. 2) Make a slit length ways down the spacer. Both the inside and outside of the throttle body can become dirty, and both can cause problems. Hi guys. If the engine gets too hot, it can lead to decreased performance or, worse, engine damage. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer May 31, 2021 · To fill everyone in, the is200 throttle body is a bit more complex than some other from the same era. In some instances, the electric signal is disrupted, whether due to a Oct 19, 2013 · Fully step on and release gas pedal 5 time within 5 seconds. Author. Acceleration 0-62 mph (0-100 km/h): Manual: 9. Posted May 28, 2013. Common symptoms of a bad throttle body include dirt and grime, the check engine light, and an erratic idle. 8 posts · Joined 2016. I got my lexus 3 months ago, and it has been a pleasure to drive and NEVER given me any sort of problem, apart from the petrol consumption as im only 22 and had a jump from a 1. Posted September 8, 2010. Ive checked every sensor on the throttle body for continuity just in case the loom has corroded but they were all fine. Everything is controlled by the DBW. More. With the throttle body exposed (figure 3), you can apply a generous amount of throttle body to a clean shop towel and clean the inside walls. Nov 25, 2014 · Step 5 - Check the battery. Calculations based on 12,000 miles driven per year. Before replacement TB several shut downs. I have removed the throttle body a couple of times to clean it real good but have never touched the IACV. Wait 7 seconds and fully step on gas and stay on until MIL stops blinking and is steady. Step 4: Press the accelerator pedal all the way to the floor and hold for 30 seconds. May 9, 2020 · Throttle Body mod to make it 1 to 1 with the pedal done it on my drift car wouldnt see a point in a daily driver but thats me ;) Jan 10, 2002 · Posted January 10, 2002. 5 L Transmission: Automatic. Sep 17, 2010 · i have a throttle problem when i rev up hard the engine manigment light comes on and there is a change in the throttle when i stop the car and start it again it comes ok until i rev up hard again a few peaple have told me it could be the throttle body pleace could someone help my car is a toyota May 25, 2018 · Will be having another go at it the weekend, will let you know how I got on. (Revved and cut off) After calling the RAC and g . These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer Jun 24, 2007 · Lexus Model: 94 SC400. im about to buy a 2000 V is200, the car has had the engine out and is now running in "limp" mode, its been plugged in and is coming back with a maf problem, apparently a pipe is on backwards. When I press the accelerator nothing happens until its about 50% pressed. Dude drove the car around the block, came back and writhing 1 hr had the issue fixed. Since its founding in 1989, it has repeatedly pioneered new thinking and new products that have changed people’s perceptions and reshaped the luxury car market. report. This is an estimate of what you might expect to pay for routine Oct 7, 2010 · new member to this forum and new owner of a Lexus IS200 2002 can i join in and ask a question for a problem that has arisen. The average throttle body replacement cost is between $250 and $650, depending on the car model and labor costs. Step 2: Press the accelerator pedal ALL THE WAY to the floor and hold it for 40 seconds. Fuel Injection Throttle Body. is stating. Locate fuse and relay. Jan 7, 2023 · Throttle body service involves cleaning the throttle blade and bore. 4 mostly highway. The throttle controller is controlled electrically as opposed to the older, mechanical cables that ran from the throttle pedal to the throttle body. The 2nd owner suggested that the car needed a new catalytic converter- so my IS has Jan 12, 2016 · Noted below are a few of the common warning signs of a bad or failing throttle controller. The air should work its way to the reservoir. I’ve done that distance from the Czech Republic to The Hague on the west Sep 12, 2018 · Update: got a whole new throttle body off of a part out is300 along with the idle air control valve and throttle position sensor. Scheduled Maintenance Costs. Jan 19, 2010 · Just put in a 2nd hand throttle body as i was getting bad idle and a knocking sound from the TB, problem was the throttle position sensor inlet pipe was broken when the 2nd hand TB arrived so i had to put the old throttle position sensor in, im having the same problems as before !!!! Jan 8, 2019 · Heck, simply obtaining any model other than a domestically built Kia or Hyundai is difficult. When I first got my car it was throwing up misfire codes even though the coils were perfectly fine and 6 new spark plugs. Posted January 18, 2007. just trying to find out if anybody has experienced this before and has an idea Jan 15, 2021 · Lexus has a proud history of pushing boundaries and challenging the status quo. Expand. There is a throttle cable fitted as standard but only as a back up. Feb 25, 2009 · Posted February 25, 2009. I decided ( god only knows why) to clean my throttle body on my 05' Nissan Maxima ( yes I know not a Lexus), and all I accomplished was destroying the throttle body butterfly fly by wire leaving a gap so it revved close to 2K rpm at idle. 1. Relay R5 – Cooling fan 2 relay. Jan 19, 2010 · Just put in a 2nd hand throttle body as i was getting bad idle and a knocking sound from the TB, problem was the throttle position sensor inlet pipe was broken when the 2nd hand TB arrived so i had to put the old throttle position sensor in, im having the same problems as before !!!! Aug 7, 2019 · Shout out to Ben at Benny's Custom Works and his channel here - https://www. But, the engine is actually running at a higher rpm than what the tach. Dec 6, 2005 · Regular Member. The idle on the IS200 is controlled via the drive by wire throttle body. Jan 21, 2024 · I’ve recently bought a turbod is200 when going into boost the car cuts out and turns off have to prime the fuel again to get it started wnyone any ideas I put 1zz injectors in tried a different throttle body 2 new lama sensors still didn’t help it anymore Community dedicated to Lexus IS Enthusiasts. At a guess it would be an electronic mod. While driving my IS200 the engine management light came on and then suddenly rev counter shot up and the car cut off. And any other sensors you guys might suggest to perhaps. Part Number: 2203036050. I went, explained what was happening and asked for their best technician. A shorted battery will cause your check engine light to Oct 23, 2011 · This signal is sent to the ECU which works out how far to open the throttle. Fuse box diagram. Lexus Model: is200 sport. #5 · Jul 20, 2016. I've been looking into buying a 98-00 GS300. This throttle body has two levers on it's side, one for input and one for output. Maximum Speed: Manual: 134 mph. 5 mpg mostly highway, after 17. when i drive it it dosent get ful revs and the gears change slugish. Toyota hooked the car up to a tachometer and it idled at 715 rpms. 2 sec. Relay R6 – Cooling fan 1 relay. So this video says similar to first one except: Method start car and let it idle for 3 minutes. Will shut you down and cause poor fuel economy. The black wheel, where the cable connects, does turn. Shut off. The outermost lever is connected to your acceleration pedal via cable. The following have been replaced under warranty: 1. $ 1250. Lexus. I changed the throttle cable and have tried 3 throttle bodies. 958. I just recently had the starter replaced and both TPS sensors replaced. Relay R2 – Dimmer relay. 2016. Ive even had a mechanic put it on a scanner and apparently the throttle only registers 26% when your foots flat to the Feb 22, 2016 · Step 1: Turn the key to the ON position but do not start. Location: Derbyshire. Your Acadia’s throttle body controls the amount of air that enters the engine. Hi, forum just to say that finally my misfire problem is sorted, it was the fuel injector in the cylinder number 1, when cold the multimeter showed "15" Ohms and when warm showed "0" Ohms, so i changed the injector and so far so good. 8. Posted December 6, 2005. Posted June 15, 2009. According to one of the comments I have read, the "throttle sensor" malfunction caused the car to race at full spe Apr 28, 2005 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Average failure mileage is 26,450 miles. report provides a detailed list of fuse box diagrams, relay information and fuse box location information for the 2016 Lexus IS 200t. Dec 10, 2014 · Carbon can build up around the throttle body, causing the engine to stumble on low throttle. Relay R4 – Cooling fan 3 relay. Jun 9, 2012 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Name: philip. But Kim wanted to build a time attack machine based on the Lexus IS200, not one of those boring offerings. But the worse is, when i go in 3 - 6 gear. After cleaning, the engine should run smoother and cleaner. The engine operates most efficiently at a certain temperature. Lexus Model: is200. just been playing round with relays and diodes, problem was only using 1 relay last time and was getting it to lock, planing on using 2 relays this time, 1 to lock, 1 to unlock, and some trick wiring, see what happens, probably blow another body control module, but hey, need to get this sorted. Fuse Box. But this code keeps showing up. Remove plastic engine cover. youtube. Keep the screws loose and slowly turn the TPS counterclockwise until you feel it hit the throttle valve shaft. When this happens, usually a headlight fuses at the same time. Hi guys, im a complete noob to lexus ownership. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer Jun 26, 2011 · Just jack the front end up or park on a steep hill and turn your heat on max hot, blower on low. I have a 1999 Lexus LX470 and having problems with the throttle body. (when driving) before replacement TB 14. Year of Lexus: 2001. this only seems to happen when the car is started from cold. Im trying to clean my throttle body and maf sensor. ive even got the basics of a design i did for 6 throttle bodys on the 1g-fe for the is200. 0 sport. Remove air intake tubing system. Remove related PCV and vacuum hoses. With Pedal Commander, you won’t feel any throttle lag and enjoy faster acceleration. You control the throttle body position with the gas pedal. Location: Greater London. Oct 26, 2012 · 122. Ive also tried another second hand throttle body with the same results. Fits IS 200t (2016 - 2017) Throttle Body - Repair or Replace. com/channel/UCH_8T8KoaNXKxsNpwYueplgIS200 BCW Project - https://youtu. Posted November 1, 2012. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer May 9, 2020 · Throttle Body mod to make it 1 to 1 with the pedal done it on my drift car wouldnt see a point in a daily driver but thats me ;) Aug 11, 2017 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. When you have a bad TPS, when you go to mount it with the screws, mount it at the furthest clockwise position as a starting point. >>Join the conversation about the MotorKlasse IS200 right here in the Club Nov 4, 2015 · Lexus’s fulfills its mission at the track, getting a somewhat heavy sedan to 60 mph a full second quicker than the IS250 AWD could manage. The engine would run perfect until about 70mph and the accelerator would begin to have a marshmallow affect; slower acceleration. If you pull your TB for cleaning, please check out the nylon gears. I take it off and let it soak in a large pan of gas. Start engine imediatly and let idle. Auto:127 mph. 8k. 3) Poke your head inside the footwell and locate the throttle cable attachment - there is a small spring located between two washers. The only way I found around it was to leave my car unlocked over night, which wasn't very comforting. no warning lights on at all and yes i,ve given the throttle body a good blast with the recommended cleaner. Lexus Model: LX470. This is why the inner pulley appears to lag the outer pulley May 13, 2010 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Select your Lexus IS body and engine to learn more! Also, Pedal Commander works perfectly with Lexus IS’s submodels like: Base, C, C F Sport, F Sport, 200t, 250, 300, 350, 500, F, F Sport Performance, F Sport Performance Launch Edition, F Sport Performance relay box diagram. Then using the Throttle Position Sensor as it's reference, the Throttle Control Motor moves and trims the throttle valve to it's required position. Relay R3 – Air-conditioning compressor relay or Horn. Auto: 11. Another thing to check is to lift the bonnet and locate the throttle cable connection to the throttle body then get some one to press the pedal down and then release it while you check the movement of the cable. i think i could succesfully make up a kit using home grown products at half the price. Jul 9, 2006 · I have 204 K miles on my 01 Rx. #1 · Jan 17, 2013. Oct 8, 2012 · 16. This is most likely due to a dead battery or a failure in the charging system. Removing the throttle body is a 15 minute job. A car that's having trouble starting will sometimes give a check engine light. Jun 13, 2020 · How to clean a "Mass Air Flow Sensor" and Throttle Body on a Lexus IS250. The camshaft was replaced as was belts etc. Description: Used 2018 Lexus IS 350 with Rear-Wheel Drive, Fog Lights, Alloy Wheels, Keyless Entry, 18 Inch Wheels, Lexus Enform, Sport Seats, Satellite Radio, and Heated Mirrors. Hey guys, I have a 2001 IS300 with about 185,000 miles. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer Feb 28, 2016 · It drives fine until it warms up. Feb 26, 2010 · Hello everyone, Got a major issue with my Lexus. Jun 19, 2003 · Hi all, I am glad to be here, with some of the experts. Performance & Fuel Consumption. 9. Nov 20, 2013 · So for the last few month I have been having problems with my 99' Lexus IS200. Edited December 14, 2005 by Monster-Mat Jul 14, 2023 · A high-performance cooling system can improve your Lexus IS200T’s speed. Fully release the Gas pedal within 3 seconds after the MIL has turned ON steady. Jul 31, 2018 · It's mileage sets at 234. Eventually I modded one of the throttle bodies and it has solved the problem, however the modded throttle body is not ideal as it revs high and is drinking fuel like no tomorrow. There is no seperate IAC valve. BODY ASSY, THROTTLE W/THROTTLE POSITION SENSOR. What's happening is: Sometimes when pushing on the gas pedal, the butterfly in the throttle body does not move. The 2018 Volkswagen Jetta has 1 problems reported for throttle body. 10. This is an interminute problem. Nov 11, 2019 · May 30, 2023 by Jason. Quote. The throttle body costs between $200 and $500, while the labor cost is around $50 and $150. Jun 8, 2008 · Wide-ranging upgrades have strengthened the appeal of the Lexus UX 300e, the urban crossover launched three years ago as Lexus’s first all-electric model. Never seen any real testing done before and after installation. Recently, I have started having issues with acceleration. Jul 16, 2016 · TheKid7. It wont move. Feb 28, 2016 · It drives fine until it warms up. I might have to take mine off just for kicks and see what it looks like. Dec 13, 2017 · Heck, simply obtaining any model other than a domestically built Kia or Hyundai is difficult. Jan 17, 2013 · i<3mylexus Discussion starter. These revisions enable the UX 300e to go further between charges; raise the cabin’s aesthetic appeal, comfort, and convenience; and make the car – Lexus’s “Creative Urban Explorer Dec 14, 2005 · there are quite a few companies that have throttle body conversions for the 3s-ge. The 15. Allow the car to run for about 10 minutes or so and when then thermostat opens/fans come on, rev the car a bit (2K or so). Hello everyone, posting an issue I had with my throttle body. It idles perfectly. Lexus IS200/IS300 (EWD452E) Relay Download. Unfortunately, the scan tool output is only for the "absolute throttle position", and it is not clear which of the two are monitored (The name "absolute throttle Apr 10, 2010 · the problem: the car is a is200 sports 1999 automatic 170,000km (105,000miles i think) the car has this problem idles at 3000rpm. Mileage: 54,298 miles MPG: 20 city / 28 hwy Color: Silver Body Style: Sedan Engine: 6 Cyl 3. It seems that there was a problem with the alarm that has been setting is off at all hours of the morning. The idle is too high. Dec 4, 2015 · The car will also sit happily at 140kph or 88mph and even after 890km’s at that speed, it won’t wear you out fast. If your Lexus IS 200t is idling rough, has suddenly lost performance or refuses to start, your throttle body could need some attention. VVT valve changed, camshaft position sensor changed even the coil pack, all 6. The car actually broke down over a year ago because I neglected to get the tensioner changed. Less common causes are faulty throttle position sensor (TPS), bad ignition coils, dirty fuel Jan 26, 2010 · HI. Hello matey, the throttle body intake is 60mm, And i used a 90 degree 63mm inside diameter hose when i did mine and was a pretty good fit :) Quote. Click here to view the UK prices for the IS200. Anyway, last week monday evening i jumped in the car and was going out for a drive wit Apr 26, 2016 · Once the engine is up to speed you need to come to a complete stop and take it out of gear and let it idle for 20 seconds, drive off and repeat. This spacer forces the air into a uniformed almost turbine effect resulting in better performance and mpgput one on my 94 Z28 but didn't notice anything. Year of Lexus: 2004. If the check engine light came on followed by the car dying, the problem is likely a failed alternator. Nobody could find fault so in the end I had to take it to Lexus as I was at my wits end. Sep 17, 2010 · i have put a new throttle body on but i dont no ive i have put all the air pipes on right. Come in and enjoy our articles, galleries and information on aftermarket parts for the IS300, IS250, IS350. Posted October 12, 2012. in japan. Intermittent throttle control. tv fl ep sf ux pz ix pz pe jz