• Tags

emissions

  1. J

    Emission problems

    Hello guys I am based in Germany and currently struggling with emission problems with my ‘94 5.0 SN95. I am not familiar with other emission checks but for us the car has to run with Lambda 0.97 - 1.03 during the emission control procedure. My first try ended because Lambda was ~1.8 - so too...
    • jls.zmmr
    • Thread
    • Feb 5, 2026
    • emissions engine exhaust problems
    • Replies: 2
    • Forum: 1994 - 1995 Specific Tech
  2. C

    1990 Foxbody emissions in California

    Need a question answered quickly! I am wanting to purchase a 1990 Foxbody Mustang 5.0 out of state and have it shipped to California. I have never done this before and am wondering if there are some unforeseen issues with doing this? Will a stock 1990 Foxbody Mustang 5.0 pass California...
    • CJ_GT
    • Thread
    • Aug 6, 2023
    • 1990 mustang gt emissions foxbody
    • Replies: 20
    • Forum: 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-
  3. J

    Issues passing I/M Inspection

    I have a 2008 ford 4.6L mustang I bought recently. I got it off auction so I don't know anything about the vehicles mod history. From what I can tell, the owner put on Borla exhausts, cams, and a tune. The owner left his original SCT XCalibrator 2 tune installer with 2 tunes and 1 stock tune on...
    • Justin Boro
    • Thread
    • Nov 19, 2022
    • borla camshaft emissions exhaust tune
    • Replies: 1
    • Forum: 2005 - 2009 Specific Tech
  4. S

    2003 Mach 1 failed emissions, high nox - help?

    I bought a 2003 Mach 1 with 13k mikes on it. It had a supercharger put on it by previous owner who worked for Ford. I had it emissions tested yesterday, and it failed due to high nox. I’m wondering what the possibilities for cause could be. I don’t pretend to know anything about engines. My...
    • ShawnaLane
    • Thread
    • Aug 15, 2020
    • emission emissions mach 1 mach 1 low miles
    • Replies: 18
    • Forum: 1996 - 2004 SN95 Mustang -General/Talk-
  5. S

    Need help with EGR related issues

    Ok so... all of a sudden I got completely drowned in emissions egr codes. No CEL, everything would pass on my routine KOER and KOEO tests. Then all of a sudden My light comes on. I got home and I got code 332 insuffiecient EGR flow. No problem, I got a used egr valve off a low mileage parts car...
    • Snazzysaucedude
    • Thread
    • Jan 12, 2020
    • egr issues emissions smog
    • Replies: 3
    • Forum: 1994 - 1995 Specific Tech
  6. K

    Help P1151

    okay so I’ve owned this mustang for about 6 months now and I’ve been driving it with the check engine light on for o2 sensors code. (The originals h pipe with cats were taken out for no cats) I recently got 2 new o2 sensors for the front of the exhuast and used the old sensors for the back, but...
    • Kowalski224
    • Thread
    • Jan 28, 2018
    • emissions engine control module evap fuel fuse help no cats o2 oxygen sensors harness a9l a9p o2 sensors oxygen sensor bung leak
    • Replies: 1
    • Forum: SN95 V6 Mustang Tech
  7. Failing Mot Emissions On P0171 + P0174 - Could It Be Mods & Lost Tune?

    .
    • iamkeir
    • Thread
    • May 12, 2017
    • emissions mot p0171 p0174 tune
    • Replies: 2
    • Forum: 2005 - 2009 Specific Tech
  • Tags
Menu
Log in

Register

  • Forums
  • What's new
  • Media
  • Resources
  • Contact
  • Sponsor
X

Privacy & Transparency

We use cookies and similar technologies for the following purposes:

  • Personalized ads and content
  • Content measurement and audience insights

Do you accept cookies and these technologies?

X

Privacy & Transparency

We use cookies and similar technologies for the following purposes:

  • Personalized ads and content
  • Content measurement and audience insights

Do you accept cookies and these technologies?