Ford Mustang Ecoboost Forum banner

mustang issues

  1. Mustang EcoBoost Discussions
    So, this is the data I gathered after an hour of diving. The misfire isn't a constant thing but it did happen once. I changed my sparks because they had a lot of build-up and were 40k miles old. The car is on a stock tune with a cat-back and I don't know what's up with it.
Top