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  1. General Maintenance, Troubleshooting & Accidents.
    Bought a 2009 WRX a week ago and was trying out some heavy pulls with the car Did a big send in 5th gear to 160km/h the engine did a big lurch once. then the CEL is on, traction control light on and cruise is flashing Starting up the car was much slower than usual and sounded weak...
  2. General Maintenance, Troubleshooting & Accidents.
    Hi all, I have an 03 WRX that is bone stock and had a code p0420 for bank 1 cat. I changed out the downpipe/stock cat with a Bosal "oem" cat. Looks to be pretty much the same minus all the heat shielding the factory cat has. I also put on new multi layered steel gaskets to ensure the whole...
  3. General Maintenance, Troubleshooting & Accidents.
    Hello guys im new here I have 2005 legacy gt 2.5 124k mileage completely stock besides turbo wastegate. I recently got turbo replaced with another stock vf40 turbo.(used) and new turbo got mamba wastegate on it. i was pulling my car and i got p0244 code. I can’t solve the problem can you guys...
  4. Maintenance, service, and repair
    So my 2010 wrx is in shop right now getting turbo Inlit replaced replaced... can that cause a catalytic threshold to come up... once I replace the hose will it go away? Or is it done for in the cat or sensor ???
  5. General Maintenance, Troubleshooting & Accidents.
    P1139 Front oxygen (A/F) sensor #1 heater circuit performance/range problem.. Ive gotten this code 3 or 4 times in the last 2 months maybe and I have absolutely no Idea where to start?? What does this even mean?? Thank You guys in advance :)
  6. General Maintenance, Troubleshooting & Accidents.
    Just replaced my tumble generator valve and sensors now my car is bogging down and can barely stay running, checking for air / vaccum leaks but nothing yet, anyone have any suggestions thats ever done this before??? NEED HELP PLEASEEE :sadwave:
  7. Engine Modifications
    i have an 04 wrx wagon i keep getting a CEL:mad: for a misfire but it comes on for different plugs everytime:confused: i dont know if its because of the mods i have or if there is something else that is causing the light to come on checked the plugs and they seemed fine MODS sri headers...
  8. General Maintenance, Troubleshooting & Accidents.
    05 wrx, stage 1, catback, cobb intake Fixed my power issue (stock uppipe was clogged by a broken apart cat... :( ) so i played safe and got a used td04 mated to a 2.5in catless UP. Now im having these weird a** idle issues...cold start the car idles up to around almost 2.5k then drops and sits...
  9. General Maintenance, Troubleshooting & Accidents.
    I was out with my buddy taking some pictures with his Si and I noticed when we left one of our locations we were shooting at I had a CEL. When we got to our next destination just a few seconds later I pulled out my ScanLink OBDII dongle and read the codes and emailed them to myself. Below is...
  10. Engine Modifications
    Okay so, just recently bought an 05 limited rex with 36k miles. Ran fine the day we test drove it and then the day we got it it was acting strange. was originally told it was a TPS and it got some bad gas and that i was supposed to run it out and fill it up and w.e still no good. went back next...
  11. General Maintenance, Troubleshooting & Accidents.
    Heres the deal guys, I need to pass emissions next week with my 2002 WRX and my CEL won't go off after trying many things. Im pulling up code P0102 for low voltage to MAF. I've replaced my filter and MAF sensor and looked for leaks and I havent been able to find anything. However, i just noticed...
  12. General Maintenance, Troubleshooting & Accidents.
    ok ok ok i know it might sound like every other posts on here about passing inspections, but i have a unique situation. i have a 2002 wrx, stage four with supporting mods ( vf22, greddy front mount, so and so on...), my problem is this: i have no check engine lights, because my accessports and...
  13. STi Technical Forum
    Hey guys I need some help. I just recently purchased a 2004 WRX STI and within two weeks of owning it I have a check engine light already displaying. The only mods for the car are an AccessPort and a short shifter. The check engine light first came on with the blinking cruise light about 3...
  14. Tuning: Electronic Engine Management
    I just got an 07 WRX with 23k miles, had it now for four days and out of nowhere today the CEL comes on along with the Cruise control light and flashes, needless to say the cruise control doesn't work now. The car is completely stock and I don't have anything to read what the code is... Can...
  15. North Central States
    PASSED TODAY!! YADDA!! I was nervous my baby would spit a 'fail'... SO -- IL is no longer using the tailpipe sniff test... at all, never again. They solely did a 20 second OBDII scan. As long as you don't throw a CEL or readiness codes, you are golden. I have a seriously modified exhaust...
  16. Tuning: Electronic Engine Management
    My 2008 WRX is completely stock. The only thing I did to the car was use Cobb's AP to load Perrin's stage 1 map (that the AP came with since I bought it from Perrin). This map is similar to Cobb's stage 1 map, except it runs higher boost (~16psi, tapers to ~13psi). I was doing a little over...
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