Nissan Murano: Door & Lock :: Dtc/circuit Diagnosis / Automatic Back Door Warning Buzzer

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

Diagnosis Procedure

CHECK AUTOMATIC BACK DOOR WARNING BUZZER GROUND CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect automatic back door warning buzzer connector.

  3. Check continuity between automatic back door warning buzzer harness connector and ground.

(+) (–) Continuity
Automatic back door warning buzzer
Connector Terminal
B93 2 Ground Yes

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace harness.

CHECK AUTOMATIC BACK DOOR WARNING BUZZER SIGNAL CIRCUIT

  1. Disconnect automatic back door control module connector.

  2. Check continuity between automatic back door control module harness connector and automatic back door warning buzzer harness connector.

    Automatic back door control module Automatic back door warning buzzer Continuity
    Connector Terminal Connector Terminal
    B55 37 B93 1 Yes

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

    Automatic back door control module Ground Continuity
    Connector Terminal
    B55 37 No

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace harness.

CHECK AUTOMATIC BACK DOOR WARNING BUZZER

Refer to Component Inspection.

Is the inspection result normal?

YES>>

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

NO>>

Replace automatic back door warning buzzer. Refer to Removal and Installation.

Component Inspection

CHECK AUTOMATIC BACK DOOR WARNING BUZZER

  1. Ignition switch OFF.

  2. Disconnect automatic back door warning buzzer connector.

  3. Connect battery power supply directly to automatic back door warning buzzer terminals and check the operation.

Automatic back door warning buzzer Operation
Terminal
(+) (-)
1 2 Chime sounds

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Replace automatic back door warning buzzer. Refer to Removal and Installation.

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    Special Service Tool The actual shape of the tools may differ from those illustrated here. Tool number (TechMate No.) Tool name Description  —  (J-48891) Spark plug socket Removing and installing spark plug  —  (J-51771) Cooling system pressure test kit  —  (J-51771-1) Main body  —  (J-51771-4) Small adapter  —  (J-51771-5) Pump with quick release  —  (J-51771-9) Radiator cap assembly with quick coupler Checking cooling system and radiator cap KV991J0070 (J-45695-A) Coolant Refill Tool Refilling engine cooling system (J-43926) Refrigerant dye leak detection kit Kit includes: UV lamp and UV safety goggles Refrigerant dye injector Fluorescent leak detection dye (box of 24, 1/4 ounce bottles) Refrigerant dye cleaner Power supply: DC 12V (battery terminal) (J-52990) Fluorescent Oil Dye (TIFZX) Electronic Refrigerant Leak Detector Detects refrigerant leaks KV311039S0 ( — ) Charging pipe set KV31103920* ( — ) O-ring CVT fluid changing and adjustment ( — ) (J-52584) CVT stand pipe adapter kit CVT fluid changing and adjustment (—) (J-51155) CVT8 fluid level quick check gauge Checking CVT fluid level ( — ) (J-52611) CVT charge pipe cap release tool Removing CVT charge pipe cap Commercial Service Tool (TechMate No...

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