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.
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HOMESERVICE MANUALSMERCURY2010MARINER HYBRID, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 748 (ENGINE IGNITION SYSTEM - 4.2L - F-150)REMOVAL AND INSTALLATIONENGINE IGNITION COMPONENTS - EXPLODED VIEW
2010 Mercury Mariner Hybrid, AWD
Engine Ignition Components - Exploded View
2010 Mercury Mariner Hybrid, AWDSECTION Engine Ignition Components - Exploded View
WARNING: This page is about a different car, the 2007 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
| Item | Part Number | Description |
|---|---|---|
| 1 | 12286 | Spark plug wire (6 required) |
| 2 | 14A464 | Ignition coil electrical connector |
| 3 | W708622 | Ignition coil bolts (3 required) |
| 4 | 12029 | Ignition coil |
| 5 | 12405 | Spark plugs (6 required) |
| 6 | 12297 | Spark plug wire-to-valve cover retainers (4 required) |
| 7 | 12297 | Spark plug wire separators |
| 8 | 12297 | Spark plug wire separator |
| 9 | 12297 | Spark plug wire-to-intake manifold retainers |
- For additional information, refer to the procedures in this article.
RENDER: 1.0x
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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.