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Nissan Armada 2025-2026 Service and Repair Manual: Automatic Back Door Control Unit

Nissan Armada 2025-2026 Service and Repair Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock / Back Door Auto Closure Function Does Not Operate / Automatic Back Door Control Unit

Diagnosis Procedure

CHECK DTC WITH AUTOMATIC BACK DOOR CONTROL UNIT

Check that DTC is not detected with automatic back door control unit.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Refer to DTC Index.

CHECK OPEN SWITCH

Check open switch.

Refer to DTC Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace the malfunctioning parts.

CHECK CLOSE SWITCH

Check close switch.

Refer to DTC Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace the malfunctioning parts.

CHECK HALF LATCH SWITCH

Check half latch switch.

Refer to DTC Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace the malfunctioning parts.

CHECK BACK DOOR CLOSURE MOTOR

Check back door closure motor.

Refer to DTC Diagnosis Procedure.

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace the malfunctioning parts.

REPLACE BACK DOOR LOCK ASSEMBLY

  1. Replace back door lock assembly. Refer to Removal and Installation.

  2. Confirm the operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

GO TO 7.

REPLACE AUTOMATIC BACK DOOR CONTROL UNIT

  1. Replace automatic back door control unit. Refer to Removal and Installation .

  2. Confirm the operation after replacement.

Is the inspection result normal?

YES>>

INSPECTION END

NO>>

Check intermittent incident. Refer to Intermittent Incident.

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