Nissan Murano: Door & Lock :: Dtc/circuit Diagnosis / Half Switch

Nissan Murano (Z52) 2015-2024 Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock :: Dtc/circuit Diagnosis / Half Switch

Component Function Check

CHECK FUNCTION

CONSULT

  1. Select “HALF LATCH SW” in “Data Monitor” mode of “AUTO BACK DOOR”.

  2. Check that the function operates normally according to the following conditions:

Monitor Item Condition Status
HALF LATCH SW Back door Open/fully closed OFF
Half latch ON

Is the inspection result normal?

YES>>

Half latch switch is OK.

NO>>

Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK HALF LATCH SWITCH INPUT SIGNAL

  1. Ignition switch OFF.

  2. Disconnect back door lock assembly connector.

  3. Check voltage between back door lock assembly harness connector and ground.

    (–) (–)

    Voltage

    (Approx.)
    Back door lock assembly
    Connector Terminal
    D557 6 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

GO TO 2.

CHECK HALF LATCH SWITCH CIRCUIT

  1. Disconnect automatic back door control module connector.

  2. Check continuity between automatic back door control module harness connector and back door lock assembly harness connector.

    Automatic back door control module Back door lock assembly Continuity
    Connector Terminal Connector Terminal
    B55 3 D557 6 Yes

  3. Check continuity between automatic back door control module harness connector and ground.

    Automatic back door control module Ground Continuity
    Connector Terminal
    B55 3 No

Is the inspection result normal?

YES>>

Replace automatic back door control module. Refer to Removal and Installation.

NO>>

Repair or replace harness.

CHECK HALF LATCH SWITCH GROUND CIRCUIT

  1. Check continuity between back door lock assembly harness connector and ground.

    Back door lock assembly Ground Continuity
    Connector Terminal
    D557 8 No

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair or replace harness.

CHECK HALF LATCH SWITCH

Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

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

CHECK INTERMITTENT INCIDENT

Refer to Intermittent Incident.

>>

Inspection End.

Component Inspection

CHECK HALF LATCH SWITCH

  1. Ignition switch OFF.

  2. Disconnect back door lock assembly connector.

  3. Check continuity between back door lock assembly terminals.

Back door lock assembly Condition Continuity
Terminal
6 8 Back door Open Yes
Fully closed/Half latch No

Is the inspection result normal?

YES>>

Inspection End.

NO>>

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

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