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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 115 (Rear Drive Axle, Differential - Ford 8.8-Inch Ring Gear) >> Disassembly & Assembly >> Differential Case & Ring Gear - Traction-LOK® >> Disassembly

Differential Case & Ring Gear - Traction-LOK®: Disassembly

WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
    WARNING: Before servicing a vehicle equipped with a fire suppression system, depower the system by following the procedure in FIRE SUPPRESSION SYSTEM article. Failure to follow the instructions may result in serious personal injury.
  1. Remove the differential assembly from the differential housing. For additional information, refer to Differential Case .
  2. Remove the 10 differential ring gear bolts.
  3. Fig 1: Differential Ring Gear Bolts
    GF0013975Courtesy of FORD MOTOR CO.
    NOTE: Do not damage the bolt hole threads.
  4. Insert a punch in the bolt holes and drive off the differential ring gear.
  5. Fig 2: Removing Differential Ring Gear
    GF0013976Courtesy of FORD MOTOR CO.
  6. Using the special tools, remove the differential bearings.
  7. Fig 3: Removing Differential Bearings Using Special Tool
    G03878588Courtesy of FORD MOTOR CO.
  8. Remove the differential pinion shaft bolt and discard. Remove the differential pinion shaft.
  9. Fig 4: Identifying Differential Pinion Shaft Lock Bolt
    GF0000879Courtesy of FORD MOTOR CO.
    CAUTION: Due to the spring tension, use care when removing the differential clutch spring. Failure to follow this instruction may result in component damage.
  10. Remove the differential clutch spring.
  11. Fig 5: Identifying Differential Clutch Spring
    GF0000880Courtesy of FORD MOTOR CO.
  12. Remove the differential gears.
    1. Remove the 2 differential pinion gears.
    2. Remove the 2 differential side gears.
    3. Remove the 2 differential pinion thrust washers.
  13. Fig 6: Exploded View Of Differential Gears
    GF0013977Courtesy of FORD MOTOR CO.
    CAUTION: Keep the differential clutch packs in order. Do not mix them. Always reassemble them in the same sequence or component damage may occur.
  14. Separate the differential clutch packs and shims from the differential side gears and tag them "right" and "left."
    • Clean and inspect the remaining differential components for wear and damage and install new parts as necessary.
  15. Fig 7: Identifying Differential Clutch Packs & Differential Side Gears
    GF0003103Courtesy of FORD MOTOR CO.
    CAUTION: Do not use acids or solvents when cleaning the differential clutch packs. Wipe the components only with a clean, lint-free cloth or component damage may occur.
  16. Clean and inspect the differential clutch packs for wear and damage and install new parts as necessary.