You locate the cause of the random misfire and take corrective actions against that; be it a coil, plug, wire, coil boot or crank sensor. A random misfire is as it states - a misfire that happens randomly in possibly a random cylinder as well. They can be hard to diagnose, as well and it is recommended that you take vehicle to a qualified, ASE certified shop for diagnostics.
Replace your plugs and wires. Just happened on mine at 118000
Trouble code P0301 means: Cylinder 1 Misfire Detected
If your check engine light is flashing that means an engine cylinder (s) misfire has been detected what is a engine cylinder misfire and how much bdoes it cost to fix it
Take it to a garage.
An engine cylinder misfire is what happens when combustion is incomplete. How much it costs to fix will depend on the type of car and the year it was manufactured.
Code P0304 on 2000 Ford Ranger is: Misfire at cylinder 4 detected. May be cause by a bad spark plug.
Tune up
The exact cost to fix an engine cylinder misfire on a 2000 Mercury Mystique will depend on the exact type of engine it has, but can cost around $1,000.
Have you checked the spark plug wire for that cylinder,??????????
P0304 is a cylinder #4 misfire. Check plug, wire, coil, etc.P0304 is a cylinder #4 misfire. Check plug, wire, coil, etc.
A cylinder misfire can be cause by a bad spark plug or a bad fuel injector. Replace the spark plug to see if the problem is corrected.
A misfire is when one of the cylinders is accelerating without actually doing anything, it's just a dead-cylinder. In order to fix this you need to tighten the cylinder or adjust the engine connector.