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 MANUALSFORD2005TAURUS SEL, 4D SEDANREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1065 (POWER TRANSFER UNIT (PTU))INSTALLATIONINPUT SHAFT SEAL
2005 Ford Taurus SEL, 4D Sedan
Input Shaft Seal
2005 Ford Taurus SEL, 4D SedanSECTION Input Shaft Seal
WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Special Tools
| Illustration | Tool Name | Tool Number |
|---|---|---|
| Adapter for 303-224 (Handle) | 205-153 (T80T-4000-W) | |
| Installer, Driven Gear Oil Seal | 308-427 | |
| Installer, Halfshaft Oil Seal | 308-429 |
Material
| Item | Specification |
|---|---|
| Silicone Gasket and Sealant TA-30 |
WSE-M4G323-A4 |
| Item | Part Number | Description |
|---|---|---|
| 1 | 7H469 | Input shaft seal |
| 2 | - | Helical drive gear (part of 7251) |
| 3 | - | Helical idler gear (part of 7251) |
| 4 | - | Helical driven gear (part of 7251) |
| 5 | - | Power transfer unit (PTU) cover (part of 7251) |
| 6 | 7251 | PTU |
| 7 | W500425 | PTU cover bolt (12 required) |
| 8 | 7034 | Vent tube |
| 9 | W707702 | Vent tube bolt |
| 10 | 7H429 | Intermediate shaft seal |
- Using the special tool, install the input shaft seal.
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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.