FixVault

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
GF0025480Courtesy of FORD MOTOR CO.
Remover, Halfshaft Oil Seal 308-428
GF0025455Courtesy of FORD MOTOR CO.
Slide Hammer 100-001 (T50T-100-A)
Fig 1: Exploded View Of Power Transfer Unit Input Shaft Seal Components
GF0025481Courtesy of FORD MOTOR CO.
Item Part Number Description
1 7H429 Intermediate shaft seal
2 W707702 Vent tube bolt
3 7034 Vent tube
4 W500425 Power transfer unit (PTU) cover bolt (12 required)
5 - PTU cover (part of 7251)
6 7251 PTU
7 - Helical driven gear (part of 7251)
8 - Helical idler gear (part of 7251)
9 - Helical drive gear (part of 7251)
10 7H469 Input shaft seal
  1. Remove the power transfer unit (PTU). For additional information, refer to Power Transfer Unit (PTU) - Automatic Transaxle .
  2. Using the special tools, remove the intermediate shaft seal.
  3. Fig 2: Removing Intermediate Shaft Seal
    GF0025482Courtesy of FORD MOTOR CO.
  4. Remove the bolt and the vent tube.
  5. Remove the 12 bolts and the PTU cover.
  6. Remove the helical driven gear, idler gear and drive gear.
  7. Using a suitable tool, remove the input shaft seal.
  8. Clean the PTU sealing surface.