Empowering Car Owners A Step-by-Step Guide to Understanding and Resolving the P0304 Code

The first check engine light were 5 codes (all 4 cylinder were misfiring, and the last code was just saying that all 4 misfired) now, I replaced just about ... Take for instance your P0304....a number of items can be the cause, even as simple as an open/short wire at a moment in time, according to FSM ... P0304 = Cylinder #4 Misfire Detected. Sounds like it maybe an ignition problem, if you are taking it to the mechanic, tell him its Cylinder #4 that is ... The first plan of attack is to replace the coil and plug...in this case on cylinder #4. Has anyone else had this same issue and found that that was the fix? Single cylinder misfires are usually plugs, coils, fuel injectors or bad wiring somewhere. Given your post I'd be looking at the fuel injectors ... The PCM has determined that a misfire has occured in cylinder #4. First of all, #4 should be on middle driver side correct? What would you guys check first? A P0304 code means that the the car's computer has detected that one of the engine's cylinders is not firing properly. In this case it's ... 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. Evo Engine / Turbo / Drivetrain - Code P0304 Cylinder 4 Misfire - i changed my spark plugs a couple days ago (Denso Iridium) and i my car ... Maybe you've heard the news: The Juke is direct injected. That means that gasoline (you know, that smelly explosive stuff) goes right into the ...