Oil Pump Body Seal Removal/Installation: Action

If fluid leak is detected in the pump-to-case interface area, refer to the following service procedure to replace the pump body seal.

1. Remove the transaxle. See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION .
2. Remove the torque converter and drain from the transaxle.
3. Remove the transaxle drain plug from the transaxle case. Allow the transaxle to drain completely.
   Fig 1: Removing/Installing Transaxle Drain Plug

   Courtesy of MAZDA MOTORS CORP.
4. Remove the pump drive shaft.
   Fig 2: Removing/Installing Pump Drive Shaft

   Courtesy of MAZDA MOTORS CORP.
5. Position the transaxle with the pump facing up and remove the TSS sensor mounting bolt.
   Fig 3: Removing/Installing TSS Sensor Mounting Bolt

   Courtesy of MAZDA MOTORS CORP.
6. Separate the turbine shaft speed (TSS) sensor from the pump.
   Fig 4: Separating Turbine Shaft Speed Sensor From The Pump

   Courtesy of MAZDA MOTORS CORP.
7. Remove the nine (9) pump mounting bolts.
   Fig 5: Removing/Installing Mounting Bolts

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8. Install the SSTs  on the pump.
   Fig 6: Installing The SST On Pump

   Courtesy of MAZDA MOTORS CORP.
9. Install a large screwdriver through the TSS sensor hole. Do not locate the screwdriver on the reverse clutch hub tabs.
10. Remove the pump while holding the components into the case with the screwdriver. Remove the #1 thrust bearing. This bearing may be attached to the pump support or on the reverse clutch hub.
    Fig 7: Installing Screwdriver Through TSS Sensor Hole

    Courtesy of MAZDA MOTORS CORP.
11. Remove the pump support mounting bolts.
    Fig 8: Removing/Installing Pump Support Mounting Bolts

    Courtesy of MAZDA MOTORS CORP.
12. Remove the pump support.
    Fig 9: Removing/Installing Pump Support

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13. Remove the pump-to-case gasket and separator plate and discard the gasket.
    Fig 10: Removing/Installing Pump-To-Case Gasket

    Courtesy of MAZDA MOTORS CORP.
14. Remove the pump seal and discard it.
    Fig 11: Removing/Installing Pump Seal

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15. Install the SST  in the holes. Use the bolt hole next to the TSS sensor hole and the bolt hole opposite it for the SST  .
    Fig 12: Installing SST's

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16. Install the separator plate and new gasket.
    Fig 13: Installing Separator Plate

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17. Install the pump support.
    Fig 14: Installing Pump Support

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18. Install four (4) mounting bolts and tighten the bolts to 13 N.m {1.3 kgf.m, 10 ft.lbf}. 
19. Remove the SST  and install and torque the remaining six (6) bolts to 13 N.m {1.3 kgf.m, 10 ft.lbf}. 
    Fig 15: Installing Bolts

    Courtesy of MAZDA MOTORS CORP.
20. Install the new pump seal. Ensure that the white stripe is visible all around the pump.
21. Visually inspect the case flange for damage or burrs.
    Fig 16: Installing New Pump Seal

    Courtesy of MAZDA MOTORS CORP.
22. Lubricate the #1 thrust bearing with petroleum jelly and install on the pump support.
    Fig 17: Installing Thrust Bearing

    Courtesy of MAZDA MOTORS CORP.
23. Lubricate the pump support seals and the pump bore in the case.
24. Lower the pump component into the case.
    Fig 18: Installing Pump Component

    Courtesy of MAZDA MOTORS CORP.
25. Install the nine (9) pump mounting bolts and torque to 13 N.m {1.3 kgf.m, 10 ft.lbf}  in sequence shown.
    Fig 19: Installing Pump Mounting Bolts

    Courtesy of MAZDA MOTORS CORP.
26. Install the turbine shaft speed (TSS) sensor and mounting bolts and tighten to 13 N.m {1.3 kgf.m, 10 ft.lbf}  .
    Fig 20: Installing Turbine Shaft Speed (TSS) Sensor

    Courtesy of MAZDA MOTORS CORP.
27. Install the pump drive shaft.
28. Install the torque converter into the transaxle.
29. Install the transaxle. See AUTOMATIC TRANSAXLE REMOVAL/INSTALLATION .
    Fig 21: Installing Transaxle

    Courtesy of MAZDA MOTORS CORP.