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Home >> Mazda >> 2023 >> CX-5 S Select >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control System >> Rear Body Control Module (RBCM) Inspection >> Notes
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Rear Body Control Module (RBCM) Inspection: Notes

  1. Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  2. Remove the following parts:
    1. Trunk board (See TRUNK BOARD REMOVAL/INSTALLATION .)
    2. Bass-box (With Bose®) (See BASS-BOX REMOVAL/INSTALLATION .)
    3. Sub-trunk (See SUB-TRUNK REMOVAL/INSTALLATION .)
    4. Trunk end trim (See TRUNK END TRIM REMOVAL/INSTALLATION .)
    5. Trunk side trim (LH) (See TRUNK SIDE TRIM REMOVAL/INSTALLATION .)
  3. Remove the rear body control module (RBCM) from the body with the connector connected. (See REAR BODY CONTROL MODULE (RBCM) REMOVAL/INSTALLATION .)
  4. Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  5. Verify that the voltages of each of the terminals are as indicated in the Terminal Voltage Table (Reference).
    • 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.