Mastering P0306 Diagnosis Pinpoint the Misfiring Cylinder

HUMMER PARTS GUY HPG SUPPLIES AM GENERAL OEM HMMWV HUMMER H1 GENUINE HUMVEE PARTS LIKE DTC P0306 - | CYLINDER 6 MISFIRE DETECTED. I've got a 1996 s-10 blazer w/ 4.3l, the cel light is on and the truck has had a misfire for awhile and its was missing all the time, like a dead misfire. It's probably as simple as the ignition coil or spark plug going bad. I had several instances where my car would throw random misfire codes then ... P0306 Causes. Misfires can be caused by many reasons from a faulty ignition system, fuel system, or internal engine failure. The most common ... What does the fault code mean P0306? Trouble code P0306 is a standard trouble code that indicates that the engine control module (ECM) has detected a misfire in ... The longterm fix is to replace the injector. If you are DIY'ing, as long as you properly depressurize the fuel system, you should be fine. I'm now getting this P0306 error code. I have a new coil, cap, rotor, plugs and wires (all AC Delco except the wires, they are Autolite Professionals ... Cylinder 6 started misfiring horribly last week (code P0306). It's never misfired before. It would run rough and then stall at idle. In this blog post, we'll talk about the P0306 code and explain what causes the misfire in cylinder 6 of your engine. My OBDII reader returns code P306 (cylinder 6 misfire). I didn't turn on the engine again. Waiting for the tow truck now.