Unraveling the P0304 Code The Essential Guide for Car Owners

P0304 Code: A Comprehensive Guide to Fixing Cylinder 4 Misfire Description: Welcome to our DIY Car Repair channel! My van currently has a slight hesitation at idle and also at 55-60 mph when accelerating to pass. SES light intermittent, reading code P0304. Vehicle threw a P0304 misfire cylinder 4 code with flashing CEL and was running rough( active misfire) Put new Denso Iridium plugs in all cylinders and ... My check engine light is on and reads P0304 which states that cylinder 4 misfires. I have noticed by accident that there is a crack in the exhaust manifold. Initial possibilities off the top of my head: Bad coil pack, Bad spark plug, Bad injector. If it is under warranty have it towed to the dealer. Engine misfire code P0304 indicated I change spark plugs, wires, and coils which I did. No fix. Then the reading recommends replacing fuel ... How to fix P0304 Code: Cylinder 4 Misfire Detected Spark Inline Tester Tool https://amzn.to/465UWj7 An engine misfire is when a cylinder has ... P0304 is defined as “Cylinder 4 Misfire Detected”. It is an OBD-II Diagnostic Trouble Code (DTC) that indicates problems with your car's cylinder number 4. Hi All, I'm getting a P0304 code on my 2008 Rav 8. I had recently changed the spark plugs so the spark plugs should be good. I had my p0304 code keeps coming back when the car is cold at start up, so i cleaned my throttle body put a new new plug and coil on cylinder 4 and still comes ...