Input Shaft Seal
WARNING: This page is about a different variant/trim than selected.
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.