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Home >> Mazda >> 2014 >> 3 SV, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Automatic Transaxle (Service Information)) >> Oil Seal (Control Valve Body) Replacement

Oil Seal (Control Valve Body) Replacement

WARNING: This page is about a different variant/trim than selected.
  1. Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
  2. Remove the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
  3. 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 1: Identifying Control Valve Body Connector
    G09783222Courtesy of MAZDA MOTORS CORP.
  4. Remove the hose clamp.
    Fig 2: Identifying Hose Clamp
    G09783223Courtesy of MAZDA MOTORS CORP.
  5. Cut the oil seal using a utility knife as shown in the following illustration.
    CAUTION:
    • Do not damage the transaxle case.
    • Do not damage the control valve body coupler connector.
    • To prevent foreign matter penetration, clean the oil seal area thoroughly and cut the oil seal so as not to leave cutting fragments.
    Fig 3: Cutting Oil Seal Using Utility Knife
    G09783224Courtesy of MAZDA MOTORS CORP.
  6. Using a tape-wrapped flathead screwdriver, remove the oil seal from the transaxle case.
    Fig 4: Removing Oil Seal From Transaxle Using Tape-Wrapped Flathead Screwdriver
    G09783225Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • Remove the oil seal by tapping the tip of a tape-wrapped flathead screwdriver on the inner circumference surface A area of the oil seal.
  7. Temporarily install the oil seal (control valve body) by hand.
    Fig 5: Identifying Oil Seal Cut Line
    G09783226Courtesy of MAZDA MOTORS CORP.
  8. Using the SSTs and a hammer, install the oil seal (control valve body) so that it is not tilted and there is no height difference between the transaxle case surface and the end surface of the oil seal.
    CAUTION:
    • When installing the oil seal (control valve body), do not mistakenly hit the control valve body connector with the hammer. Otherwise the control valve body connector could be damaged making it no longer waterproof.
  9. Install a new hose clamp to the position shown in the figure.
    CAUTION:
    • If the hose clamp is reused it could cause ATF leakage, therefore use a new hose clamp.
      Fig 6: Installing Oil Seal (Control Valve Body) Using SST And Hammer
      G09783227Courtesy of MAZDA MOTORS CORP.
    • Install the hose clamp tab to within the range shown in the figure.

      A: 210°

      Fig 7: Installing Hose Clamp To Position
      G09783228Courtesy of MAZDA MOTORS CORP.
    • Install the hose clamp so that it does not interfere with the top and bottom flanges of the oil seal to maintain the waterproofing integrity.
  10. Connect the control valve body connector.
    CAUTION:
    • Make sure that your hand does not touch the terminal as the connector terminal could be damaged.
    • Verify that there is no fluid or foreign matter adhering to the connector before connecting the connector.
    • Insert the connector straight as the connector terminal could be damaged.
    • Rotate the connector lever until a click is heard.
    Fig 8: Identifying Oil Seal Hose Clamp Installation Range
    G09783229Courtesy of MAZDA MOTORS CORP.
  11. Install the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION .)
  12. Connect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
    Fig 9: Identifying Control Valve Body Connector
    G09783230Courtesy of MAZDA MOTORS CORP.
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