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 VARIANT/TRIMSECTION 9 (ENGINE MECHANICAL - 3.0L (4V))ASSEMBLYENGINELOWER ENGINE BLOCK (VIEW 1)
2010 Mercury Mariner Hybrid, AWD
Lower Engine Block (View 1)
2010 Mercury Mariner Hybrid, AWDSECTION Lower Engine Block (View 1)
WARNING: This page is about a different variant/trim than selected.
ITEM DESCRIPTION
| Item | Part Number | Description |
|---|---|---|
| 1 | 12A227 | Ignition pulse wheel |
| 2 | 6L266 | RH timing chain tensioner |
| 3 | 6K255 | RH timing chain tensioner arm |
| 4 | 6268 | RH timing chain |
| 5 | 6M256 | RH timing chain guide |
| 6 | 6306 | Crankshaft sprocket |
| 7 | 6L266 | LH timing chain tensioner |
| 8 | 6K255 | LH timing chain tensioner arm |
| 9 | 6268 | LH timing chain |
| 10 | 6B297 | LH timing chain guide |
| 11 | 6621 | Oil pump |
| 12 | W701923 | Cup plug |
| 13 | 6B752 | Oil separator gasket |
| 14 | 6869 | Oil separator cover |
| 15 | 8A505 | Water inlet tube |
| 16 | 6701 | Crankshaft rear oil seal |
| 17 | 6A373 | Spacer plate |
| 18 | 6375 | Flexplate |
| 19 | 9278 | Engine Oil Pressure (EOP) switch |
| 20 | W701528 | Woodruff key |
| 21 | 6622 | Oil pickup tube and screen |
| 22 | 6687 | Oil pan baffle |
| 23 | 6714 | Oil filter |
| 24 | 6675 | Oil pan |
| 25 | 10300 | Generator |
| 26 | 6B209 | Accessory drive belt tensioner |
| 27 | 6700 | Crankshaft front seal |
| 28 | 6316 | Crankshaft vibration damper |
| 29 | N806165 | Crankshaft vibration damper washer |
| 30 | W701512 | Crankshaft vibration damper bolt |
| 31 | 6C315 | Crankshaft Position (CKP) sensor |
| 32 | 12K073 | Camshaft Position (CMP) sensor (2 required) |
| 33 | 6M280 | Variable Camshaft Timing (VCT) solenoid (2 required) |
| 34 | 6019 | Front cover |
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.