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 MANUALSMERCURY2011MARINER PREMIER, 2.5 7, AWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALMECHANICALENGINE MECHANICAL - 2.5L (EXCEPT HYBRID)IN-VEHICLE REPAIREXHAUST MANIFOLDNOTES
2011 Mercury Mariner Premier, 2.5 7, AWD
Exhaust Manifold: Notes
2011 Mercury Mariner Premier, 2.5 7, AWDSECTION Notes
EXHAUST MANIFOLD PARTS DESCRIPTION CHART
| Item | Part Number | Description |
|---|---|---|
| 1 | 14A464 | Heated Oxygen Sensor (HO2S) electrical connector (part of 12C508) |
| 2 | W713299 | Exhaust manifold heat shield bolt (4 required) |
| 3 | 9N454 | Exhaust manifold heat shield |
| 4 | W713652 | Exhaust manifold nut (7 required) |
| 5 | 9430 | Exhaust manifold |
| 6 | 9448 | Exhaust manifold gasket |
| 7 | W704474 | Exhaust manifold stud (7 required) |
RENDER: 1.0x
NO RELATED
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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.