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Home >> Mazda >> 2018 >> 3 Touring, 4D Hatchback, Automatic Trans >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System (Service Information) >> Automatic Transaxle Removal/Installation >> Removal >> Notes

Automatic Transaxle Removal/Installation: Removal: Notes

  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
  2. Remove the air cleaner and air hose as a single unit. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
  3. Remove the battery tray and PCM component. (See BATTERY REMOVAL/INSTALLATION .)
  4. Disconnect the wiring harness clip from the transaxle.
    Fig 1: Locating Wiring Harness Clips
    G09075443Courtesy of MAZDA MOTORS CORP.
  5. Remove the splash shield (LH). (See SPLASH SHIELD REMOVAL/INSTALLATION .)
  6. Disconnect the control valve body connector.
    CAUTION:
    • Make sure that your hand does not touch the terminal as the connector terminal could be damaged.
    • Water or foreign objects entering the connector can cause a poor connection or corrosion. Be sure not to drop water or foreign objects on the connector when disconnecting it.
    Fig 2: Control Valve Body Connector
    G09075444Courtesy of MAZDA MOTORS CORP.
  7. Remove the bracket from the transaxle.
    Fig 3: Removing Bracket From Transaxle
    G09075445Courtesy of MAZDA MOTORS CORP.
  8. Disconnect the ground cable.
    Fig 4: Removing Ground Cable
    G11542502Courtesy of MAZDA MOTORS CORP.
  9. Disconnect the selector cable from the transaxle.
    Fig 5: Removing Selector Cable From Transaxle
    G09075447Courtesy of MAZDA MOTORS CORP.
  10. Remove the selector cable bracket.
    Fig 6: Removing Selector Cable Bracket
    G09783173Courtesy of MAZDA MOTORS CORP.
  11. Remove the bracket.
    Fig 7: Removing Bracket With Wave Washer And Bolts
    G09786120Courtesy of MAZDA MOTORS CORP.
  12. Disconnect the breather hose from the transaxle.
    Fig 8: Removing Breather Hose From Transaxle
    G09786121Courtesy of MAZDA MOTORS CORP.
  13. Remove the joint cover. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION .)
  14. Disconnect the intermediate shaft from the steering gear and linkage. (See STEERING WHEEL AND COLUMN REMOVAL/INSTALLATION .)
  15. Remove the front tires. (See WHEEL AND TIRE REMOVAL/INSTALLATION .)
  16. Remove the front under cover No. 2. (See FRONT UNDER COVER No. 2 REMOVAL/INSTALLATION .)
  17. Disconnect the wiring harness from the front crossmember. (Vehicle with i-ELOOP)
    Fig 9: Removing Wiring Harness From Front Crossmember
    G11539541Courtesy of MAZDA MOTORS CORP.
  18. Remove the front under cover No. 1. (See FRONT UNDER COVER No. 1 REMOVAL/INSTALLATION .)
  19. Drain the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT .)
  20. Disconnect the oil cooler from the transaxle with the hose connected. (Except Automatic Transaxle Replacement) (See OIL COOLER REMOVAL/INSTALLATION .)
  21. Disconnect the water hose from the oil cooler. (Automatic Transaxle Replacement) (See OIL COOLER REMOVAL/INSTALLATION .)
  22. Remove the starter. (See STARTER REMOVAL/INSTALLATION .)
  23. Remove the blind cover.
    Fig 10: Removing Blind Cover
    G09075450Courtesy of MAZDA MOTORS CORP.
  24. Hold the crankshaft pulley to prevent drive plate from rotating.
    Fig 11: Holding Crankshaft Pulley To Prevent Drive Plate From Rotating
    G11441015Courtesy of MAZDA MOTORS CORP.
  25. Remove the torque converter nuts from the starter installation hole.
    Fig 12: Locating Torque Converter Nuts From Starter Installation Hole
    G09075452Courtesy of MAZDA MOTORS CORP.
  26. Disconnect the front ABS wheel-speed sensors from the steering knuckles. (See FRONT ABS WHEEL-SPEED SENSOR REMOVAL/INSTALLATION .)
  27. Disconnect the clips securing the brake hose from the front shock absorbers. (See BRAKE HOSE (FRONT) REMOVAL/INSTALLATION .)
  28. Disconnect the tie-rod end ball joints from the steering knuckles. (See STEERING GEAR AND LINKAGE REMOVAL/INSTALLATION .)
  29. Disconnect the front lower arms from the steering knuckles. (See FRONT LOWER ARM REMOVAL/INSTALLATION .)
  30. Disconnect the front stabilizer control links from the front stabilizer. (See FRONT STABILIZER REMOVAL/INSTALLATION .)
  31. Disconnect the front drive shaft (LH) from the transaxle. (See FRONT DRIVE SHAFT REMOVAL/INSTALLATION .)
  32. Disconnect the front drive shaft (RH) from the transaxle. (See FRONT DRIVE SHAFT REMOVAL/INSTALLATION .)
  33. Remove the front crossmember component and No. 1 engine mount rubber as a single unit. (See FRONT CROSSMEMBER REMOVAL/INSTALLATION .)
  34. Remove the bracket plate and No. 1 engine mount bracket from the transaxle.

    SKYACTIV-G 2.0 (No. 1 engine mount type A), SKYACTIV-G 2.5

    Fig 13: Removing Bracket Plate And No 1 Engine Mount Type A Bracket From Transaxle
    G11542511Courtesy of MAZDA MOTORS CORP.

    SKYACTIV-G 2.0 (No. 1 engine mount type B)

    Fig 14: Removing Bracket Plate And No 1 Engine Mount Type B Bracket From Transaxle
    G11542512Courtesy of MAZDA MOTORS CORP.
  35. Install the SST using the following procedures.
    Fig 15: Installing SST
    G11542513Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • Refer to the SST service instructions for the basic handling procedure.
    1. Install one front foot No. 2 to each of the left and right front shafts of the SST.
    2. Protect the positions shown in the area using tape.
      Fig 16: Protecting Bolts Area Using Tape
      G11542514Courtesy of MAZDA MOTORS CORP.
    3. To enable to install the SST, disconnect the clip shown in the figure and set the wiring harness aside.
      Fig 17: Clip And Intake Manifold
      G09786128Courtesy of MAZDA MOTORS CORP.
    4. Install the SST using part number 99794 1025 or an M10-1.25, length 25 mm {0.98 in} bolt as shown in the figure.

      Engine front side 

      Fig 18: Installing SST Using Part Number 99794 1025 (Engine Front Side)
      G09786129Courtesy of MAZDA MOTORS CORP.

      Tightening torque 

      38-51 N.m {3.9-5.2 kgf.m, 29-37 ft.lbf}

      Engine rear side 

      Fig 19: Installing SST Using Part Number 99794 1025 (Engine Rear Side)
      G09785985Courtesy of MAZDA MOTORS CORP.

      Tightening torque 

      38-51 N.m {3.9-5.2 kgf.m, 29-37 ft.lbf}

    5. As shown in the figure, set the rear shafts of the SST to the left and right front shock absorber nuts.
      Fig 20: Setting Rear Shafts Of SST To Left And Right Front Shock Absorber Nuts
      G09785986Courtesy of MAZDA MOTORS CORP.
    6. As shown in the figure, set the front shafts of the SST to the left and right bolts.
      Fig 21: Setting Front Shafts Of SST To Left And Right Bolts
      G09785987Courtesy of MAZDA MOTORS CORP.
    7. Install the SST (49 L017 5A0) to the SST (49 C017 5A0) as shown in the figure.
      Fig 22: Installing SST (49 L017 5A0) To SST (49 C017 5A0)
      G09785989Courtesy of MAZDA MOTORS CORP.
    8. Install the SST (49 L017 5A0) to the SST (49 UN30 3050) with the hook of the SST (49 L017 5A0) facing outward.
      Fig 23: Installing SST (49 L017 5A0) To SST (49 UN30 3050)
      G09785990Courtesy of MAZDA MOTORS CORP.
    9. Adjust the height of the left and right side bars so that they are leveled, then tighten each part of the SST.
    10. Apply tension to the chain to secure the engine.
  36. Remove in the order shown in the table.
    WARNING:
    • Improperly jacking a transaxle is dangerous. It can slip off the jack and may cause serious injury.
    CAUTION:
    • To prevent the torque converter and transaxle from separating, remove the transaxle without tilting it toward the torque converter.
    Fig 24: Removing Transaxle Without Tilting It Toward Torque Converter
    G11542522Courtesy of MAZDA MOTORS CORP.
    COMPONENT DESCRIPTION

    1 Transaxle mounting bolts (upperside)
    2 No. 4 engine mount bracket
    (See No. 4 engine mount bracket removal note .)
    3 Transaxle mounting bolts (lower side)
    (See Transaxle mounting bolt removal note .)
    4 Transaxle
    (See No. 4 engine mount bracket removal note .)
    (See Transaxle mounting bolt removal note )
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