Empowering Yourself P0304 Code Diagnosis and Repair Made Easy

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 ... I think it was the selection of a looser interference fit on the valve seats for easier construction, and poor valve locks. Overheating the ... It was pulling a P0304 - Misfire occuring in Cylinder 4. I pulled the plug and wire in #4. The plug is gapped at .035 which is to the spec in the FSM and the ... The P0304 code will be seen in cars where the ECU has detected that cylinder 4 is not firing properly. The ECU monitors the operation of all cylinders to ensure ... The car's CEL came on and it went into limp mode. When I had the codes checked, we came up with P0304 and P2646. I ordered and replaced the VTEC Solenoid ... That code has two possibilities: 1. Spark: Bad coil, bad spark plug, poor primary connection to coil, primary wiring issue 2. Inadequate fuel: Fuel filter, ... A P0304 code indicates a repeating cylinder misfire, which occurs when one of the cylinders does not generate enough compression or spark. In a normal cylinder ... The most likely issue would be the connector and not the injector at 43K. Took it in Monday and dealer said it might be 3 days before they could check it. Code p0304 and engine light on. Mechanic's Assistant: Has your vehicle stalled? Has anyone run a diagnostic test to pull the trouble code? I would suspect plug, wire or coil pack in that order. #4 cylinder is front bank (radiator) passenger side.