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  1. Dealership Diagnosis Advice for P0497/P0496/P145C

    Drivetrain Problems
    Hi everyone, My car (2012 Honda Civic EX 4 dr) suddenly started receiving engine codes P0497/P0496/P145C all at once, with a prompt to check the emissions system on the IMID. So the weirdest part about these codes is that the CEL clears itself automatically after a gas tank refill, but then...
  2. FLASHING CEL on 4th gear after at 6k RPM?!

    Mechanical Problems & Technical Chat
    Hello guys, I'm new here. I recently purchased a 2013 fb6 sedan. I purchased at 29xxx miles and was previously on a lease. the previous owner did minor cosmetic mods, most which were replaced to stock, however the muffler sounds a lot deeper than normal sis. I'm surprised they didn't change it...
  3. HELP!! Limp mode, CEL, check all systems, after dyno tune w/RBC + PRL kit

    Mechanical Problems & Technical Chat
    Hey guys, gotta reach out for some help here. I just got PRL kit installed with RBC and ZDX TB. It was tuned to 224hp + 191 torque, sounded good on the dyno, too. As soon as I take it out, after winding out a couple gears to see what my mods have got me, i was turning around and as I...
  4. How to make a $3 CEL eliminator

    Performance
    Ok, so basically this is very simple... I DO NOT see the need to purchase any of those companie's "CEL eliminators" for $30-$45. point of this... Is to eliminate and hopefully avoid getting a CEL(check engine light) after installing an aftermarket catless DP. I had used a single one, but got a...
  5. CEL and Check Emissions System warning on I-mid

    Interior Problems
    So, I had a CEL and check emissions system message come up on my I-mid about two weeks ago. I checked the gas cap, all the hoses on the intake and exhaust for leaks, bad connections and etc. but found nothing. I also started to notice my gas mileage also drop about 10 miles/gallon. After...
  6. CEL came on at the track, here is some information...

    Autocross & Sanctioned Drag Racing
    hey guys, so i went to the track yesterday and close to the end of the day i was on the line ready to go and my CEL came on. It said on the i-mid to Check Emissions System. I drove down the track and back to a side area. I immediately opened the engine bay and checked for obvious reasons as to...
  7. Ultimate Racing Civic Si Exhaust Thread

    Exhausts and Downpipes
    Ultimate Racing Catback Exhaust - 2012 Civic Si Ultimate Racing Civic Si Exhaust Thread...
  8. Oil FAQ - oil and filter change questions and which brand to go with?

    General Maintenance
    Yesterday, I worked with a friend who has an 87 Chevy truck, that he bought new in 1986, that now has 406,800 miles on the odometer which stopped working last year when the clutch was replaced. So it has more miles than that. It has had 3,000-4,000 mile oil changes using Pennzoil 10-30. The...
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