Recent Content by THEJustin

  1. THEJustin
    Thread

    Random rich fuel, misfires, and no codes

    2012 Mazdaspeed 3 52,000 miles no mods no tuning I've replaced the HPFP, both o2 sensors, spark plugs, fuel filter, air filter, and front cat. The...
    Thread by: THEJustin, Oct 13, 2022, 1 replies, in forum: Mazdaspeed 3 Troubleshooting