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Tacoma Spark plugs Install Guide
Your Tacoma
Pick your year to see what fits.
This page covers the US Tacoma V6.
Restores lost power
Hard$70–$702–5 hrs
Why do it
Worn plugs cost power and throttle response.
Tools you'll need
- Spark plug socket
- Extensions
- Torque wrench
- Socket set
- Spark plug socket
- Extensions
- Torque wrench
- Socket set
- Intake gaskets
Starting out? See our budget tool list.
Parts to buy
- Spark plug set SPA02135 (4.0L) A set of 6.Fits 2005–2015 · 4.0L V6
- Spark plug set SPA02135 (3.5L) A set of 6.Fits 2016–2023 · 3.5L V6
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Before you start
- Work on a cold engine. Do one plug at a time.
- Work on a cold engine. Do one plug at a time.
Steps
Remove the intake
- Take off the intake.
Remove the coil
- Pull each coil.
Swap the plugs
- Replace each plug and torque it.
Refit the coil
- Refit each coil.
Reassemble
- Refit the intake and connections.
Remove the engine parts
- Take off the parts on top.
Remove the intake manifold
- Take it off.
Swap the plugs
- Replace each plug and torque it.
Refit the manifold
- Refit the manifold.
Finish up
- Refit everything.
How to know it worked
- The engine starts and idles smoothly.
- No warning lights.
- The engine starts and idles smoothly.
- No warning lights.
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Safety first
- Park on flat ground, set the parking brake and chock the wheels.
- Never get under a car held up only by a jack. Use jack stands.
- Let the engine and exhaust cool first.
- Disconnect the battery before unplugging electrical parts.
- Wear safety glasses.
- If something doesn't match your car, stop and ask a shop.
Follow your part's instructions and your service manual's torque specs.
Spark Plug install guides for other cars