Mazda Protege P Codes (Powertrain) P0300 - P0399

Engine Running In Limp Mode, Autozone Got Codes P0301 And 0302. 1. Lean Air/fuel Mix; 2. Weak Ignition System; 3. Engine Mechanical Problem...

The Car Starts And Runs But Is Rough. A Code P0301 Is Stored. Ignition Spark Is Strong, New Plugs Were Installed And Are Confirmed Firing....