Andrew

Check engine light on? Learn the exact OBD2 steps to read fault codes, interpret live data, and diagnose the real cause — before spending money on parts.

If your engine is shaking at idle, hesitating under acceleration, or your Check Engine Light is on, you’re likely dealing with a misfire. Learn how to diagnose P0300 and P0301-P0306 codes using live data and save €300+ on unnecessary parts.