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Home >> Mazda >> 2021 >> CX-30 Turbo Premium >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Automatic Transaxle System (Service Information) (EV6A-El, EV6AX-El)) >> Oil Pressure Switch Removal/Installation >> Oil Pressure Switch B

Oil Pressure Switch B

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  2. Remove the front under cover No. 2. (See FRONT UNDER COVER No. 2 REMOVAL/INSTALLATION .)
  3. Remove the front under cover No. 1. (See FRONT UNDER COVER No. 1 REMOVAL/INSTALLATION .)
  4. Clean the transaxle exterior throughout with a steam cleaner or cleaning solvents.
  5. Drain the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT .)
  6. Remove the oil pan.
  7. Remove the oil strainer. (See CONTROL VALVE BODY REMOVAL/INSTALLATION .)
  8. Remove the oil strainer O-ring. (See CONTROL VALVE BODY REMOVAL/INSTALLATION .)
  9. Insert a precision flathead screwdriver and move it in the direction of the arrow to disconnect the oil pressure switch B connector as shown in the illustration.
    G13558613Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • Do not scratch the oil pressure switch B and oil pressure switch connector B 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.
  10. Remove the oil pressure switch B.
    G13558614Courtesy of MAZDA MOTORS CORP.
  11. Install the oil pressure switch B.
    Fig 1: Oil Pressure Switch B Bolts With Torque Specification
    G13558615Courtesy of MAZDA MOTORS CORP.
  12. Connect the oil pressure switch B connector.
    G11441194Courtesy of MAZDA MOTORS CORP.
  13. Install the new oil strainer O-ring. (See CONTROL VALVE BODY REMOVAL/INSTALLATION .)
  14. Install the new oil strainer. (See CONTROL VALVE BODY REMOVAL/INSTALLATION .)
  15. Apply a light coat of silicone sealant (TB1217E or equivalent) to the contact surfaces of the oil pan and transaxle case.
    G11441210Courtesy of MAZDA MOTORS CORP.
    CAUTION:
    • Clean any remaining silicone sealant on the contact surface of the transaxle case and oil pan, and degrease the sealant area. Otherwise, oil could leak.
  16. Install the oil pan with new bolts before the applied sealant starts to harden.
    Fig 2: Oil Pan Bolt With Torque Specification
    G13112756Courtesy of MAZDA MOTORS CORP.
  17. Add the ATF. (See AUTOMATIC TRANSAXLE FLUID (ATF) REPLACEMENT .)
  18. Install the front under cover No. 1. (See FRONT UNDER COVER No. 1 REMOVAL/INSTALLATION .)
  19. Install the front under cover No. 2. (See FRONT UNDER COVER No. 2 REMOVAL/INSTALLATION .)
  20. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
  21. Perform the "Initial Learning" (Oil pressure switch B replacement). (See INITIAL LEARNING .)
  22. Perform the "Mechanical System Test". (See MECHANICAL SYSTEM TEST .)
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