2000 Toyota Tundra Spark Plugs Keep Going Bad

When a Spark Plug is misfiring it is often most pronounced at idle speed. I have a 2000 Toyota tundra that is missing real bad I had it hooked up on a scanner and it was cylinder 8 misfire so I moved the coil pack from. Genuine Toyota Double Platinum spark plugs available for select Toyota models offer several benefits.

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There are several misfire related trouble codes.

2000 toyota tundra spark plugs keep going bad. I also replaced all of the gear fluids with Royal Purple at the same time. Take the spark plug out with the spark plug socket and ratchet I think 14mm but I am not sure gap the new plug 0031 put a little anit-sieze on the threads grey looking grease ask at the counter run the new plug in by hand all the way down get out the trusty torque wrench and tighten them. This is because when the engine turns slower it is easier to detect.

Mileage increased from 15-16 mpg to 19-20. I had to replace all 8 electrical coils is what I called them. Be aware that almost all symptoms of a bad coil pack in your Tundra could also be other issues with the ignition system as well.

FJ now has 44k miles. I had replaced them all except 3. It was about 2k.

Coil Packs Coil packs rarely go bad but when they do they can certainly cause P0306 in your Toyota Tundra. The reason that these go bad is do the internal circuit of IGT or IGF going bad. These would include issues with the spark plugs bad or wrong fuel carbon deposits and more.

I replaced the original spark plugs at 30k miles with E3s I ordered from Amazon. I am changing my spark plugs. Replaced with OEM plugs gapped at 031 per the manual.

The check engine light is one of the most common symptoms of bad spark plugs. Ive never done this service before but I read my service manual and my owners manual and I saught YouTube and it seemed like a task I could tackle. Driving around with an engine that is knocking loudly can lead to a blown engine in no time.