Nissan Murano: Power Supply and Ground Circuit / Bose Speaker Amp

Nissan Murano (Z52) 2015-2024 Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Navigation with Bose / Dtc/circuit Diagnosis / Power Supply and Ground Circuit / Bose Speaker Amp

Diagnosis Procedure

CHECK FUSE

Check that the following fuses are not blown:

Terminal No. Signal name Fuse No. Capacity
10 Battery power supply 11 15 A
11 Battery power supply 12 15 A

Are the fuses blown?

YES>>

Replace the blown fuse after repairing the affected circuit.

NO>>

GO TO 2.

CHECK POWER SUPPLY CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect Bose speaker amp. connector.

  3. Check voltage between Bose speaker amp. connector and ground.

    Bose speaker amp. Ground Condition

    Voltage

    (Approx.)
    Connector Terminal
    B120 10 — Ignition switch: OFF Battery voltage
    11

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace harness or connectors.

CHECK GROUND CIRCUIT

Check continuity between Bose speaker amp. connector and ground.

Bose speaker amp. Ground Continuity
Connector Terminal
B120 7 — Yes
12

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Repair or replace harness or connectors.

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    Diagnosis Procedure CONNECTOR CHECK Check the AV control unit, Bose speaker amp. and speaker connectors for the following: Proper connection Damage Disconnected or loose terminals Is the inspection result normal? YES>> GO TO 2...

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    The autolight system allows the headlights to turn on and off automatically. The autolight system can:

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