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  1. IS300 Owner's Forum
    Hey everyone- I’m having a dilemma with my IS wagon. I just got done replacing the spark plugs after it misfiring. Included in replacing the plugs, we had new coil pack go along with this quick job. The car started up fine the first time! In celebration I went to in&out with the homies only to...
  2. Basic Help & Repair
    Driving home from work a couple of days ago and my 2004 IS300 hiccupped a couple of times and eventually started running very rough with vibration with the CEL blinking. I managed to make it home and checked the code: P0302. No other codes. I know that's cylinder 2 misfire but I need a little...
  3. General Discussion
    hello everyone; Just thought I'd throw this out there for the budding DIY'ers who want to work on their own stuff. Below is the procedure I use regularly to change spark plugs (done it twice due solely to my own paranoia; I'm only at 70,000 miles). If you have questions about any specifics...
  4. General Discussion
    I am having trouble figuring out where/ why this noise is occurring. So the other day I was doing spark plugs, wires & valve cover gasket. After putting everything back on I started the car and there was this loud tapping noise, it seemed be to coming from underneath the valve cover. A buddy of...
  5. 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...
  6. General Discussion
    Hello again guys, So I recently posted asking what were some tips on replacing valve cover gaskets, spark plugs and wires. Well tbh it was a little stressful due to brittle connectors and sensor tabs, but I zip tied mostly everything and even put some rtv on some of them too :): Anywho, yeah I...
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