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Home >> Mazda >> 2012 >> 6 i Touring >> Repair and Diagnosis >> External Pages >> Different car >> Section 602 (Automatic Transaxle [Service, Removal & Installation Aw6A-El)) >> Control Valve Body Removal/Installation [Aw6A-El] >> On-Vehicle Removal

On-Vehicle Removal

WARNING: This page is about a different car, the 2009 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
  • A hot transaxle and ATF can cause severe burns. Turn off the engine and wait until they are cool.
  • Using compressed air can cause dirt and other particles to fly out, causing injury to the eyes. Wear protective eyeglasses whenever using compressed air.
  1. Disconnect the negative battery cable.
  2. Remove the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7] .)
  3. Remove the air cleaner bracket. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7] .)
  4. Remove the aerodynamic under cover NO. 1. (See AERODYNAMIC UNDER COVER NO. 1 REMOVAL/INSTALLATION .)
  5. Clean the transaxle exterior throughout with a steam cleaner or cleaning solvents.
  6. Drain the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT [AW6A-EL] .)
  7. Disconnect the oil hose from the transaxle.
  8. Remove the oil pipe. (See OIL COOLER REMOVAL/INSTALLATION [AW6A-EL] .)
  9. 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: Locating Control Valve Body Cover Installation Bolts
    G04970361Courtesy of MAZDA MOTORS CORP.
  10. 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: Tapping Control Valve Body Cover
    G04970362Courtesy 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 Into Connector
      G06200161Courtesy 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: Disconnecting Connector
    G04970364Courtesy of MAZDA MOTORS CORP.
  11. Disconnect the solenoid connectors, VSS connector and the input/turbine speed sensor connector.
  12. Disconnect the coupler component from the clamp.
    Fig 5: Identifying Coupler Component Clamps
    G04970380Courtesy of MAZDA MOTORS CORP.
  13. Remove the lock plate, and pull out the TFT sensor from the control valve body.
  14. 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: Identifying Lock Plate, TFT Sensor And Control Valve Body
    G04970366Courtesy of MAZDA MOTORS CORP.
  15. Fix the coupler component with tape to the transaxle case as shown in the figure.
    16. Fig 7: Locating Tape On Transaxle Case
    G04970367Courtesy of MAZDA MOTORS CORP.
  16. Remove the VSS connector and input/turbine speed sensor connector from the solenoid clamp.
    Fig 8: Identifying VSS Connector & Input/Turbine Speed Sensor Connector
    G04970368Courtesy 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.
  17. 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: Locating Tape On Input/Turbine Speed Sensor Wiring Harness
    G04970369Courtesy of MAZDA MOTORS CORP.
  18. 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: Identifying Suction Cover Bolts & Gasket
    G04970370Courtesy of MAZDA MOTORS CORP.
  19. Remove the control valve body installation bolts.
    CAUTION:
    • Do not drop the control valve body component.
    Fig 11: Locating Control Valve Body Installation Bolts
    G04970371Courtesy of MAZDA MOTORS CORP.
  20. Disconnect the manual valve link and remove the control valve body component.
Fig 12: Locating Manual Valve Link
G06200170Courtesy of MAZDA MOTORS CORP.
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