Conquer the P0305 Code A Comprehensive Guide to Ignition System Diagnosis and Repair

A P0305 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 cylinder #5. My P0305 this week is apparently from a leaking valve cover that soaked the plug cylinder. The minor oil leak has been going MANY thousands of ... I pulled the code P0305 for a cylinder 5 misfire. I changed all of the spark plugs with OEM Denso and new NGK wires and coil packs. I am still getting the same ... Sounds like it is the fuel injector. Should try and have the injector on cyl #5 tested with a labscope by a mechanic, they can test known good ... I've now changed the plug, coil, fuel injector, and bank 1 O2 sensor with quality parts and I'm still getting a code of P0305. 2.9L & 3.0L V6 Tech - P0305 misfire - I've been getting this misfire code for quite awhile now. It first showed up about 4-6 months ago. I discovered a P0305. code. I cleared the code and parked Cadi [vehicle's name] This morning, my wife tried to take Cadi to the store ... I have been having issue with my car misfiring. The code I get is consistent "P0305". I switched over the spark plug and full coil pack from cylinder 5 to 6 ... The sporadic issue comes with a few various possibilities.. the easiest being the injector is bad. The other not easy part is there is possibly valve leak. P0305 Code ... I received a cylinder 5 misfire code. I'm thinking coil and possibly spark plug are the most logical places to start. The fuel trim ...