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Home >> Mercury >> 2010 >> Milan Base, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Automatic Transaxle - 6F35) >> In-Vehicle Repair >> Output Shaft Speed (OSS) Sensor >> Removal

Output Shaft Speed (OSS) Sensor: Removal

WARNING: This page is about a different variant/trim than selected.
  1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to JACKING & LIFTING .
  2. Remove the Air Cleaner (ACL) assembly. For additional information, refer to INTAKE AIR DISTRIBUTION & FILTERING - 2.5L or INTAKE AIR DISTRIBUTION & FILTERING - 3.0L (4V) .
  3. Remove the screws and the underbody cover.
    Fig 1: Locating Screws And Underbody Cover
    G06278471Courtesy of FORD MOTOR CO.
  4. Remove the transmission fluid drain plug and allow the transmission fluid to drain.
    Fig 2: Locating Transmission Fluid Drain Plug
    G06278472Courtesy of FORD MOTOR CO.
  5. Install the transmission fluid drain plug.
    • Tighten to 12 Nm (106 lb-in).
    Fig 3: Locating Transmission Fluid Drain Plug
    G06278473Courtesy of FORD MOTOR CO.
  6. Disconnect the transaxle electrical connector.
    Fig 4: Locating Transaxle Electrical Connector
    G06278474Courtesy of FORD MOTOR CO.
  7. Connect the transaxle electrical wiring harness retainers to the main control cover stud bolts.
    Fig 5: Locating Transaxle Electrical Wiring Harness Retainers
    G06278475Courtesy of FORD MOTOR CO.
  8. Remove the 2 nuts, pull the transmission fluid cooler tube bracket and tubes away from the transaxle and position it aside.
    Fig 6: Pulling Transmission Fluid Cooler Tube Bracket
    G06278476Courtesy of FORD MOTOR CO.
  9. NOTE: Note the location of the stud bolts for assembly.

    Remove the 8 bolts, 5 stud bolts and the main control cover.

    Fig 7: Locating Bolts, Stud Bolts And Main Control Cover
    G06278477Courtesy of FORD MOTOR CO.
  10. Disconnect the Transmission Range (TR) sensor electrical connector.
    Fig 8: Locating TR Sensor Electrical Connector
    G06278478Courtesy of FORD MOTOR CO.
  11. Disconnect the Output Shaft Speed (OSS) sensor electrical connector.
    Fig 9: Locating Output Shaft Speed (OSS) Sensor Electrical Connector
    G06278479Courtesy of FORD MOTOR CO.
  12. Remove the main control-to-main control cover grommet.
    Fig 10: Locating Main Control-To-Main Control Cover Grommet
    G06278480Courtesy of FORD MOTOR CO.
  13. NOTE: The main control should be handled with care or damage to the main control may occur.
    NOTE: Note the location of the different length bolts for assembly.

    Remove the nut, 22 bolts and the main control.

    Fig 11: Locating Bolts And Main Control
    G06278481Courtesy of FORD MOTOR CO.
  14. Remove the main control-to-transaxle separator plate.
    Fig 12: Locating Main Control-To-Transaxle Case Separator Plate
    G06278482Courtesy of FORD MOTOR CO.
  15. Remove the bolt and the OSS  sensor.
Fig 13: Locating Bolt And OSS Sensor
G06278483Courtesy of FORD MOTOR CO.
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