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Ok, I have searched the forum and did not find this. IF it already exists please just link that thread here.
2009 Tacoma TRD Sport crew cab short bed
I have a misfire that I cannot diagnose or correct. They are always on the driver side of the engine. changing coils does correct the issue but only for about a month maybe. To date, I have installed 6 spark plugs and all coils on this engine (8 coils purchased). I swapped the only bad one first. then it "went bad" a week later. I swapped that coil again at a shop. That misfire would only happen after the truck got up to temp and was under acceleration. Then it happened again, same coil plus one other. I got frustrated at this point and did all plugs with OE plugs. At the same time I put in 6 new OE coils I bought from a dealership online. One of the coils had expanded/exploded and been contained by the block. I drove it a bit then went to NJ and back to VA after installing these coils. Boom, non driveable misfire again. Check engine flashing, lurching, sputtering.
I truly don't think this is a coil issue. Something is blowing my coils. I cannot keep dumping money but don't know what I should do. What I should expect a dealer to do or anything else for that matter. I am desperate to be honest guys and looking for some help. found a photo of the coils
Last edited by Hilux1994; Nov 19, 2024 at 06:26 PM.