The most likely reason your miata will get p0300 and p0301 simultaneously is faulty spark. The p0301 code is a diagnostic trouble code (dtc) indicating 'cylinder 1 misfire detected'. Random or multiple cylinder misfire detected
Mazda Miata P0301: Cylinder 1 – Misfire (Causes + How to Fix
Usually caused by ignition, fuelling, or vacuum issues
Tech notes for p0301 mazda the p0301 code means that cylinder #1 is misfiring or is randomly misfiring
What causes a p0301 error code The most common causes of p0301 include Problems with the ignition coil Here's everything you need to know to understand the check engine error code p0301, which.
P0301 cylinder #1 misfire technical description cylinder #1 misfire detected what does that mean These cover four cylinders, v6s, v8s, v10s and even.