Lexus IS Forum banner

Discussions Showcase Albums Media Media Comments Tags Marketplace

1-20 of 20 Results
  1. General Discussion
    I bought an 04 is3 auto/LSD last month and so far its bone stock with coilovers. That being said I’ve been feining for more power and just don’t know which direction to head. Is an cold air intake worth it?? Do i jus wait to throw a turbo on it? I come from a family that loves Chevy’s so this is...
  2. Basic Help & Repair
    Hey have a 3sge beams motor and the 3rd and forth injectors are not being triggered have tried different set of injectiors but did not help have had wiring loom checked and it is all good and earths are solid had the ecu tested and apparently the Mirco processor wasn't working properly so I have...
  3. General Discussion
    Hey im sorry if this was asked before but I can't seem to find any thread to answer my question. I recently installed a new FlowMonster 2-Chamber Muffler on my 2008 is250 and it drones SOOOO bad it's so unbearable. The worst part is that it's not even load at high RPM's. So I'm looking for any...
  4. Basic Help & Repair
    Taking over a family members IS300 with 260k miles and its been neglected. Hoping I can get some tips on some of the first things to do when it comes to maintenance. Already have Accessory belt , timing belt, Oil change, Spark plugs and full suspension in mind. What are other things I'm missing...
  5. General Discussion
    Hi I have a 2008 is250 and when im driving whenever I hit speed bump I hear a rattle coming from the driver side ac vent. I tried stopping and turning on the AC and the noise wasn't there but whenever the suspension was used by none solid roads the noise came back. It's quite little but it's...
  6. Showroom
    When I bought my IS300 it came with some not super awesome crash damage. I knew that going into it. But, since the suspension was all fine and the engine was in great health, I bought it. Since then, I have started work on repairing the front end. The only damage visible from the outside is a...
  7. General Discussion
    Hey I’m trying to gather parts for a manual swap on my 2001 is300 and while I was able to get a manual transmission, ( I know that the w59 transmission has lower gearing and will limit my top speed) I still need a bell housing and all the parts that go with it ( clutch fork, pilot bearing...
  8. Basic Help & Repair
    I have an auto 05 is300 and a couple months back I hit a curb on my driver side wheel and ever since then my passenger side has been making a rotational noise no matter what speed I am going. It sounds like a repetitive thumping that gets faster as I accelerate. I have tried getting an alignment...
  9. Basic Help & Repair
    to start my story off i bought the car less then a month ago I started to have problems with it stalling going into limp mode because the cat went bad and put the trans and throttle into limp mode, got the 3rd cat deleted car ran slightly better replaced the tps pig tail. Did spark plugs and pig...
  10. Basic Help & Repair
    I decided to change the pcv valve because I saw oil in the plenum after changing the spark plugs, but I’m having trouble removing it. I’ve looked it up and nobody really talks about the type of pcv valve that their car has. I’ve seen all talk about having the 19mm fitting on theirs, but mine is...
  11. Basic Help & Repair
    I have an 05 Lexus Is300 and when driving from 40+Mph I can hear a loud thumping noise from the front passenger side of my vehicle. I’ve had both upper and lower control arms replaced, wheel bearings, and got an alignment and tires balanced. It helped it for a little while but the noise...
  12. Basic Help & Repair
    I changed my spark plugs w/ wires and replaced the valve cover gasket on Monday and I noticed a small sound. I drove the car and it made a weird noise around 1500 rpms and 2000 rpms. It turns out I broke a vacuum line that goes to the little fuel vapor feed canister as well as the canister and...
  13. General Discussion
    Alright.. I just replaced my GE head, so a lot has just been done (still NA / stock), but after getting it to start I eventually got the p0300 code for random misfire without seeing any other codes to go off of. It is idling at steady rpm’s but definitely low, and it runs smooth with throttle...
  14. Basic Help & Repair
    ok so I have an 2001 is300 and the coolant reservoir is bubbling and coolant is spewing out a little from the cap and also my traction control and check engine light is on please help don’t really have an explanation myself
  15. Basic Help & Repair
    I recently blew out the seals in my 2001 is300 and I put in a new transmission with 85k miles now the car runs but it's shifting improperly I'm not sure what it could be one of my master tech friends said it could need a reflash or it needs the toyota fluid, what do you guys think?
  16. Basic Help & Repair
    All right so I bought my first IS 300 about two months ago since then I’ve replace the radiator, fuel pump and fuel filter! put it on the road drove her for a couple weeks. battery light came on on a Friday got an alternator threw it on when I got off work, (I’m a diesel mechanic) started the...
  17. General Discussion
    Hey guys, I have an 01 is300 with 230k miles on it and i had taken it to the shop to clean my injectors and he told that i'd have to replace my spark plugs as well as they were too worn out and also changed my whole set of coils as it was misfiring on the 3rd and 4th cylinder. Once he put back...
  18. General Discussion
    i got a 2004 is300 6 months ago it is stock, notbing has went terribly wrong just a couple oil leaks here and there but my mechanic recently retired do you lasting medical issues i am in need for someone that knows a good amount about the car and has experience working on them i have tired a...
  19. Basic Help & Repair
    Hello, I've been having a bit of trouble with my 2001 Lexus IS300, I made the mistake of putting a 15A or 20A fuse in a slot meant to be left empty as the cover shows. After doing so the car lost complete power and the engine will not crank or turn over and all power seems to be gone. When...
1-20 of 20 Results
Top