P CODES (POWERTRAIN) P0300 - P0399

I'm Getting A Check Engine Code P0304 For A Mis Fire In Cylinder 4. I Have Replaced The Spark Plug, Wire, And Tested The Coil With Meter...

I Have Check Engine Light On. The Code Is P0304 Which Is A Misfire On Cylinder Four. These Cars Have Three Coil Packs That Run Two Spark...

Engine Is Still In One Piece. Much Appreciated Rasmataz. Now I Can Get Back To Solving The Original Problem, Which Is That I Get A Rough...

Earlier This Week My Truck Was Throwing Me A P0304 Code. I Assumed It Was The Spark Plugs So I Changed All Of Them. Reset It And It Gave Me...

Engine Mechanical Problem 2001 Volvo V70 4 Cyl Four Wheel Drive Automatic 170k Miles I Am Getting A P0302 Code On My 01 Volvo V70. The...

Hi. I Need Help Figuring Out What Needs To Be Done To Fix P0302 Code - Cylinder #2 Misfire. I've Replaced All Spark Plugs & Wires. Could It...

How Can I Fix This Problem With P0302 Error Code

My Car's Engine Is Misfiring I Get Codes P0302 And P0300 Usually At The Same Time. Really Rough Idle Where It Vibrates In The Cab. I...

P0302. Engine Shuts Down When #2 Plug Wire Is Removed. When The Other Wires Are Removed Individually The Engine Runs Rough. What Could Be...

I Have An Oldsmobile Alero That The P0302 Dtc Comes Up. I Had To Change The Head Gaskets And All Of The Other Stuff That Goes With It. The...