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Home › Mazda › 2016 › CX-9 Signature › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle System (Service Information) › Oil Pressure Switch Removal/Installation › Oil Pressure Switch A

Oil Pressure Switch A

  1. Select the selector lever to P position.
  2. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  3. Remove the front under cover No. 2. (See FRONT UNDER COVER No. 2 REMOVAL/INSTALLATION .)
  4. Clean the transaxle exterior throughout with a steam cleaner or cleaning solvents.
  5. Remove the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .)
  6. Remove the control valve body. (See CONTROL VALVE BODY REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL] .)
  7. Remove the oil seal (control valve body). (See OIL SEAL (CONTROL VALVE BODY) REPLACEMENT [GW6A-EL, GW6AX-EL] .)
  8. Insert a precision flathead screwdriver and move it in the direction of the arrow to disconnect the oil pressure switch A connector as shown in the figure.
    Fig 1: Disconnecting Oil Pressure Switch A Connector Using Precision Flathead Screwdriver
    G10947886Courtesy of MAZDA
    CAUTION:
    • Do not scratch the oil pressure switch A and oil pressure switch connector A with the precision flathead screwdriver.
    • When disconnecting connectors, grasp the connectors, not the wiring harnesses. Otherwise, the wiring harnesses may be pulled out of the connector causing poor contact.
  9. Remove the oil pressure switch A fitting bolts.
    Fig 2: Identifying Oil Pressure Switch A And Bolts
    G10947887Courtesy of MAZDA
  10. Detach tab shown in the figure and remove the oil pressure switch A from the control valve body.
    Fig 3: Identifying Oil Pressure Switch A And Tab
    G10947888Courtesy of MAZDA
  11. Install the oil pressure switch A to the control valve body.
    Fig 4: Identifying Oil Pressure Switch A And Tab
    G10947889Courtesy of MAZDA
  12. Verify that the tab is attached correctly.
  13. Install the oil pressure switch A fitting bolts.
    Fig 5: Identifying Oil Pressure Switch A And Bolts
    G10947890Courtesy of MAZDA

    Tightening torque 

    • 9-10 N.m {92-101 kgf.cm, 80-88 in.lbf}
  14. Connect the oil pressure switch A connector.
    Fig 6: Locating Oil Pressure Switch A Connector
    G10947891Courtesy of MAZDA
  15. Install the control valve body. (See CONTROL VALVE BODY REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL] .)
  16. Install the front under cover No. 2. (See FRONT UNDER COVER No. 2 REMOVAL/INSTALLATION .)
  17. Install the oil seal (control valve body). (See OIL SEAL (CONTROL VALVE BODY) REPLACEMENT [GW6A-EL, GW6AX-EL] .)
  18. Install the hose clamp. (See CONTROL VALVE BODY REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL] .)
  19. Connect the control valve body connector. (See CONTROL VALVE BODY REMOVAL/INSTALLATION [GW6A-EL, GW6AX-EL] .)
    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.
  20. Add the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT [GW6A-EL, GW6AX-EL] .)
  21. Install the air cleaner component. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [SKYACTIV-G 2.5T] .)
  22. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  23. Perform the "Initial Learning" (oil pressure switch A replacement). (See INITIAL LEARNING [GW6A-EL, GW6AX-EL] .)
  24. Perform the "Mechanical System Test". (See MECHANICAL SYSTEM TEST [GW6A-EL, GW6AX-EL] .)
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