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  1. Mustang EcoBoost Discussions
    so, occasionally i’d get a p0301 code on cold starts only. i have a 2017 with 41,000 miles on it it has no tune roush cai mbrp catback exhaust i’ve switched the coils - not the problem still stays on cylinder 1 checked the spark plugs, they’re nearly perfect no signs of vacuum leaks no signs...
  2. Mustang EcoBoost Maintenance
    Every about 20 to 30 seconds my afr jumps up to around 15 at idle. Is this something to be concerned about? I have changed the fuel sensor and purge valve.
  3. Mustang EcoBoost Discussions
    Recently at startup my car has been displaying an engine light with the code being P0054. The code means that the heater in the 02 sensor behind the catalytic converter has malfunctioned. I took it to the dealer and they told me it was because I have a catless downpipe which is causing the...
  4. Mustang EcoBoost Discussions
    I have a misfire in cylinder #3 and I've narrowed it down to the injectors. I am not to familiar with them but need to replace the one to match the oem or replace them all. I don't really want to upgrade them just need to get it running without breaking the bank.
  5. Mustang EcoBoost Discussions
    I have a 2017 with 48k miles on it. As far I know 34k and above the car has been driven pretty modestly. Most of the miles I have put on were highway miles. When I do get on it( less than full throttle) the car will flash red on the dash and feel like it is attempting to down shift before...
  6. Mustang EcoBoost Performance
    2015 Mustang 2.3L Turbo Ecoboost, 40k miles Catless 3inch MBRP downpipe and MBRP Race catback SR Performance Intake Cobb accessport Stage3 Cobb tune) UPR Dual Valve Catchcan Car is burning oil pretty badly, when I’m driving you sorta smell it but you don’t see smoke but when I idle it builds...
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