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 1402 (ENGINE SYSTEM - GENERAL INFORMATION)GENERAL PROCEDURESCONNECTING ROD LARGE END BORE
2010 Mercury Mariner Hybrid, AWD
Connecting Rod Large End Bore
2010 Mercury Mariner Hybrid, AWDSECTION Connecting Rod Large End Bore
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Refer to the
appropriate article in ENGINE MECHANICAL - 2.5L (EXCEPT HYBRID)
, ENGINE MECHANICAL - 2.5L - (HYBRID)
, ENGINE MECHANICAL - 3.0L (4V)
or ENGINE MECHANICAL - 3.5L
for the specification.
- Tighten the bolts to specification, then measure the bore in 2 directions. The difference is the connecting rod bore out-of-round. Verify the out-of-round is within specification.
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.