check engine light

  1. T

    Check Engine light question

    So i’m thinking about going cat-less on my mid pipe to wake up my cars exhaust note. I have a 2003 Mach 1, bone stock. I really want to go catless but i don’t have the money to buy a handheld tuner or go get the car tuned for the CE light issue.. is there any other way that i could get rid of...
  2. 1

    Engine Check engine light with no stored codes

    Looking for some help on a check engine light issue. 1993 mustang cobra Smog delete Threw all the normal codes for smog delete. Chipped it. Now no more smog codes. Replaced 3 capacitors on A9L compu After chipping had a code for idle out of limit and map out of limits. Set timing (10 btdc)...
  3. M

    02 mustang misfire

    I've been having this problem ever since I bought this mustang I changed few stuff, but I still have it. Hopefully you guys can help. I have a mustang 2002 3.8L coupe and it has the weirdest misfires at times. In the morning when the engine is cold It starts perfectly and It has no problems what...
  4. P

    Bama Tuner/p0602 Check Engine Code

    So I need someone to actually help me with this problem. LONG story short is every time I download a tune onto my 2000 GT. I have a error code. It is the bama tuner from Americanmuscle.com. The Check Engine light is not ON. However when I go to manually check the codes, a P0602 code comes up...
  5. IdaFox

    Electrical Unable To Pull Cel Codes

    Hello everybody, I recently purchased a 1989 Mustang GT, and it has a check engine light. I don't have any history on the car, so I'm really starting at step one. I followed jrichker's post here on the process for checking the CEL codes but unfortunately the CEL light never flashes. It just...
  6. Shadow06gt

    Engine Cai Now A Bunch Of Mess

    Hey all, I just installed a no tune required intake and i have a airraid spacer already on. I had to buy a longer tube for the pcv on the right valve cover to the intake that the stock one wasnt long enough even without the spacer. I installed a new mai and had unplugged the negative and allowed...
  7. Debrajean70

    Check Engine Light On 2004 Stang Gt With Low Milage!!

    I am new to this site. Yet in my minimal searching around, love it. my dream stang is, Of course, The Shelby. Thus why I named my pitbull after the Shelby!! My baby is riding rough and tonight the check engine light came on,8 /19/16. I KNOW something is very wrong....she has been riding rough...
  8. FrankenStang88

    Engine Smog Delete

    Ok so before you guys call me a "dumb ass redneck", I just want to let you know that the previous owner deleted all the emmisions parts off my 88 gt. I put a new engine in it recently and now the cel is on and its running in limp mode. I havent run the code yet but im 95% sure its the smog...
  9. S

    Annoying P0340 Code

    I am having difficulty getting rid of the annoying P0340 code so i figured i would try this forum and see if anyone can help. I have a 2000 mustang gt, there is no check engine light but car was running like it had a cam in it, we hooked it up to a computer and found the P0340 code and cleared...
  10. BrittanyxMariex

    2006 Gt Blinking Check Engine Light

    Hi guys. So, over the last few weeks my 2006 mustang gt seems to be bogging out when I accelerate. It only does this when my RPMs are low. At high speeds, the car drives great. It kind of bogs out and sputters for a few seconds so I let my foot off the gas and then hit the gas again and the car...
  11. Amber Midkiff

    2001 Mustang Gt Fuel Problem?

    Today at a red light, I noticed my car had a rough idle and sounded different than normal. I hit the gas when the light turned green and it started missing and sucking down way more fuel than usual. I just replaced the fuel pump and fuel filter like 2 months ago, and I also replaced the EGR...
  12. jrichker

    Help me create the "Surging Idle Checklist"

    Updated 05 July 2022 to add rough idle when cold and smooth idle when up to normal operating temperature. See the EGR tech information, section #15 for more help. Many of you are familiar with the "Cranks OK, but No Start Checklist for Fuel Injected Mustangs" checklist and the No Crank...