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 MANUALSFORD2007ESCAPE BASE, 2.3 Z, FWD, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 324 (POWER TRANSFER UNIT (PTU))INSTALLATIONINPUT SHAFT SEAL
2007 Ford Escape Base, 2.3 Z, FWD, Automatic
Input Shaft Seal
2007 Ford Escape Base, 2.3 Z, FWD, AutomaticSECTION Input Shaft Seal
WARNING: This page is about a different car, the 2006 Mercury Mariner and 2006 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
SPECIAL TOOL
| Installer, Driven Gear Oil Seal 308-427 |
MATERIAL SPECIFICATION
| Item | Specification |
|---|---|
| Silicone Gasket and Sealant TA-30 | WSE-M4G323-A4 |
INPUT SHAFT SEAL COMPONENTS
| 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 | 7034 Vent tube |
| 9 | W707702 | Vent tube bolt |
| 10 | 7H429 | Intermediate shaft seal |
- Using the Driven Gear Oil Seal Installer, install the input shaft seal.
- Install the helical gears
- Install the drive gear. Use a slight rotation to prevent damaging the inner input seal.
- Install the idler gear.
- Install the driven gear.
- Apply a 3 mm (0.11 in) bead of silicone sealant to the sealing surface of the PTU cover. Install the PTU cover and tighten the 12 PTU cover bolts in a star pattern.
Tighten to 32 Nm (24 lb-ft).
- Install the vent tube and the bolt.
- Tighten to 14 Nm (10 lb-ft).
- Install the PTU. For additional information, refer to POWER TRANSFER UNIT (PTU) - AUTOMATIC TRANSAXLE
NOTE:
Make sure not to roll the inner input seal sealing lip when installing the drive gear.
NOTE:
The Power Transfer Unit (PTU) cover and case sealing surfaces must be free of oil before applying new sealant.
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.