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Home >> Mazda >> 2002 >> Tribute LX, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 369 (Automatic Transaxle [Service, Removal & Installation Aw6A-El)) >> Control Valve Body Removal/Installation >> On-Vehicle Removal

On-Vehicle Removal

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
  • Using compressed air can cause dirt and other particles to fly out, causing injury to the eyes. Wear protective eyeglasses whenever using compressed air.
CAUTION:
  • Clean the transaxle exterior throughout with a steam cleaner or cleaning solvents before removal.
  • If any old sealant gets into the transaxle during installation of the control valve body cover, trouble may occur in the transaxle case and control valve body cover. Clean with cleaning fluid.
  1. Disconnect the negative battery cable.
  2. Remove the air cleaner component and air cleaner bracket. (See INTAKE AIR SYSTEM REMOVAL/INSTALLATION .)
  3. Place the heater pipe out of the way.
  4. Remove the under cover.
  5. Drain the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT .)
  6. Drain the engine coolant. (See ENGINE COOLANT REPLACEMENT .)
  7. Disconnect the lower radiator hose and place the lower radiator hose out of the way.
  8. Remove the oil hose, oil pipe and O-ring. (See OIL COOLER REMOVAL/INSTALLATION .)
  9. Remove the front crossmember. (See FRONT CROSSMEMBER REMOVAL/INSTALLATION .)
  10. Remove the control valve body cover installation bolt.
    CAUTION:
    • Do not damage the fitting surface of the transaxle case and the control valve body cover.
    • Do not deform the control valve body cover.
      Fig 1: Identifying Control Valve Body Bolts
      G03644836Courtesy of MAZDA MOTORS CORP.
  11. Using a plastic hammer, tap the control valve body cover to remove it.
    CAUTION:
    • Be careful not to damage the solenoid valves and connectors.
    • Do not pull the wiring harnesses when removing the connector.
    Fig 2: Taping Control Valve Body Cover
    G03644837Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • Disconnect the solenoid connector according to the following procedure:
    1. Insert a precision screwdriver from the backside into the connector as shown in the figure.
      Fig 3: Inserting Precision Screwdriver From Backside Into Connector
      G03644838Courtesy of MAZDA MOTORS CORP.
    2. Pry the screwdriver in the direction of the arrow and disconnect the connector.
    CAUTION:
    • Do not damage the solenoid valves and connectors with the screwdriver.
    • When disconnecting connectors, grasp the connectors, not the harnesses. Otherwise, the harnesses may be pulled out of the connector causing poor contact.
      Fig 4: Prying Screwdriver
      G03644839Courtesy of MAZDA MOTORS CORP.
  12. Disconnect the solenoid connectors, VSS connector and the input/turbine speed sensor connector.
  13. Disconnect the coupler component from the clamp.
    Fig 5: Locating Clamps
    G03644840Courtesy of MAZDA MOTORS CORP.
  14. Remove the lock plate, and pull out the TFT sensor from the control valve body.
  15. Remove the O-ring from the TFT sensor.
    NOTE:
    • Be sure to secure the coupler component with tape so that it will not interfere with the control valve body component.
      Fig 6: Removing TFT Sensor
      G03644841Courtesy of MAZDA MOTORS CORP.
  16. Fix the coupler component with tape to the transaxle case as shown in the figure.
    Fig 7: Fixing Coupler Component With Tape To Transaxle Case
    G03644842Courtesy of MAZDA MOTORS CORP.
  17. Remove the VSS connector and input/turbine speed sensor connector from the solenoid clamp.
    Fig 8: Locating VSS Connector
    G03644843Courtesy of MAZDA MOTORS CORP.
    NOTE:
    • Be sure to secure the VSS and input/turbine speed sensor with tape so that they will not interfere with the control valve body component.
  18. Fix the VSS wiring harness and input/turbine speed sensor wiring harness with tape to the transaxle case as shown in the figure.
    Fig 9: Fixing VSS And Input/Turbine Speed Sensor Wiring Harness
    G03644844Courtesy of MAZDA MOTORS CORP.
  19. Remove the suction cover and the gasket.
    CAUTION:
    • Evenly loosen the bolts a little at a time in the order shown in the figure.
      Fig 10: Removing Suction Cover And Gasket
      G03644845Courtesy of MAZDA MOTORS CORP.
  20. Remove the control valve body installation bolts.
    CAUTION:
    • Do not drop the control valve body component.
      Fig 11: Removing Control Valve Body
      G03644846Courtesy of MAZDA MOTORS CORP.
  21. Disconnect the manual valve link and remove the control valve body component.
    Fig 12: Disconnecting Manual Valve Link
    G03644847Courtesy of MAZDA MOTORS CORP.
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