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Home >> Mazda >> 2021 >> CX-9 Signature >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Body Control System (BCM) >> Rear Body Control Module (RBCM) Inspection >> Notes

Rear Body Control Module (RBCM) Inspection: Notes

  1. When replacing the rear body control module (RBCM), perform the configuration. (See REAR BODY CONTROL MODULE (RBCM) CONFIGURATION (USING READ/WRITE FUNCTION) .)
  2. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  3. Remove the following parts:
    1. Trunk covering (See TRUNK COVERING REMOVAL/INSTALLATION .)
    2. Trunk board (See TRUNK BOARD REMOVAL/INSTALLATION .)
    3. Trunk side pocket (LH) (See TRUNK SIDE POCKET REMOVAL/INSTALLATION .)
    4. Trunk end trim (See TRUNK END TRIM REMOVAL/INSTALLATION .)
    5. Rear scuff plate (LH) (See REAR SCUFF PLATE REMOVAL/INSTALLATION .)
    6. Third-row seat cushion (See THIRD-ROW SEAT CUSHION REMOVAL/INSTALLATION .)
    7. Third-row seat (See THIRD-ROW SEAT BACK COMPONENT REMOVAL/INSTALLATION .)
    8. Trunk side trim (LH) (See TRUNK SIDE TRIM REMOVAL/INSTALLATION .)
  4. Remove the rear body control module (RBCM) from the body with the connector connected. (See REAR BODY CONTROL MODULE (RBCM) REMOVAL/INSTALLATION .)
  5. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  6. Verify that the voltages of each of the terminals are as indicated in the.
    • If the voltage is not as indicated in the table, inspect the parts under Inspection item(s).
      • If the system does not launch normally even though inspection items are normal, specify the location of the malfunction based on the instructions from the on-board diagnostic system and the symptom troubleshooting, and perform repairs.
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