Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Spark Plug: Removal: 2.4L
If spark plug for #2 or #3 cylinder is being removed, throttle body must be removed. See FUEL SYSTEM article.
- Remove air cleaner tube and housing.
- Twist secondary cable at cylinder head to break loose at spark plug. Remove cable from plug.
- Prior to removing spark plug, spray compressed air into cylinder head opening. This will help prevent foreign material from entering combustion chamber.
- Remove spark plug from cylinder head using a quality socket with a rubber or foam insert.
- Inspect spark plug condition. See DIAGNOSIS AND TESTING - SPARK PLUG CONDITIONS .
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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