#misfire

Hi all, any help is greatly appreciated. So i've been having weird startup issues on my recently installed Vortech V3-Jt Supercharged 2020 Mustang GT (A10) On cold starts, my RPMS will shoot up like normal, then sometimes in less than 5 seconds they drop low like 1k rpms which is not how...

Yes, I have read the other misfire posts but still have not resolved the problem. Codes: P0300 (Random misfire) P05A1 (Active Grille Air Shutter A Position Sensor Min/Max Stop Performance) Problems: Cyl 2 & 4 Misfires Misfire counts after 10 min hard driving: Cyl 1 = 5 - 10 Cyl 2 = 30 -...

Hello all! I've been a long time reader here but just recently made my account. I have a 13' GT with 76k miles and I've been chasing a "random misfire" for a while. Was hoping I could get some input from the more experienced guys in here. I have my fair share of self taught mechanical...

Hey what's up. I have a 2017 Automatic Ecoboost. Here's my problem.. I've recently upgraded my OEM downpipe for a CVF Catted Downpipe. I also got a diablotune 3 days after it. The issue I've been having is when I floor it, once my car is within the range of 4.5-5.5 RPMS, it starts doing very...

Hello all! Recently bought a 2016 Ford Mustang Gt Premium with 22k miles (now 28k). Been having misfire issues that showed up a month into ownership after I got more comfortable driving it as it's my first manual car. I have been encountering misfire codes for cylinders 1-6 with cylinder 4...

Hi guys other day was driving my car (2015 mustang gt premium) normally not beating on it shifting below 3000rpm and I noticed the check engine light came on. Codes read P0300- multiple random misfires detected on multiple cylinders P0325- knock sensor 1 circuit bank 1 P0330- knock sensor 2...