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Back Door Opener Switch Check

WARNING: This page is about a different car, the 2005 Nissan 350Z. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK BACK DOOR OPENER SIGNAL 

    Check voltage between BCM connector and ground.

    Press back door opener switch when driver side door is unlocked.

    Fig 1: Checking Voltage Between BCM Connector Terminal 30 & Ground Voltage Specifications Table
    G02402317Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: Checking Voltage Between BCM Connector Terminal 30 & Ground Voltage Test
    G02402318Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK : GO TO 2.
    • NG : Replace BCM.
  2. CHECK BACK DOOR OPENER SWITCH CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect BCM and back door opener switch connector.
    3. Check continuity between BCM harness connector M90 terminal 30 and back door opener switch harness connector T103 terminal 1.
      • 30 (P) - 1 (P) : Continuity should exist. 

    OK or NG 

    • OK : GO TO 3.
    • NG : Repair or replace harness between BCM and back door opener switch.
    Fig 3: Between BCM Harness Connector Terminal 30 & Back Door Opener Switch Harness Connector Terminal 1 Continuity Test
    G02402319Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK BACK DOOR OPENER SWITCH 

    Check continuity between back door opener switch terminals 1 and 2.

    Fig 4: Back Door Opener Switch Terminals 1 & 2 Continuity Specifications Table
    G02402320Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 5: Back Door Opener Switch Terminals 1 & 2 Continuity Test
    G02402321Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK : GO TO 4.
    • NG : Replace back door opener switch.
  4. CHECK DOOR LOCK ACTUATOR CIRCUIT 
    1. Disconnect driver side door lock actuator connector.
    2. Check continuity between back door opener switch harness connector T103 terminal 2 and driver side door lock actuator harness connector D11 terminal 2.
      • 2 (G) - 2 (OR) : Continuity should exist. 

    OK or NG 

    • OK : GO TO 5.
    • NG : Repair or replace harness between back door opener switch and driver side door lock actuator.
    Fig 6: Back Door Opener Switch Harness Connector Terminal 2 & Driver Side Door Lock Actuator Harness Connector Terminal 2 Continuity Test
    G02402322Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK DOOR LOCK ACTUATOR GROUND CIRCUIT 

    Check continuity between driver side door lock actuator harness connector D11 terminal 4 and ground.

    • 4 (B) - Ground : Continuity should exist. 

    OK or NG 

    • OK : Replace driver side door lock actuator.
    • NG : Repair or replace harness.
    Fig 7: Driver Side Door Lock Actuator Harness Connector D11 Terminal 4 & Ground Continuity Test
    G02402323Courtesy of NISSAN MOTOR CO., U.S.A.
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