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AUDIO UNIT : Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Juke. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FUSE

    Check that the following fuses of the audio unit are not blown.

    FUSE REFERENCE CHART

    Power source Fuse No.
    Battery 34
    Ignition switch ACC or ON Models without Intelligent Key 18
    Models with Intelligent Key 19

    Is inspection result OK? 

    YES: GO TO 2.

    NO: If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

  2. CHECK AUDIO UNIT POWER SUPPLY CIRCUIT

    Check voltage between the audio unit and ground.

    VOLTAGE REFERENCE CHART

    Signal name Audio unit Probe Condition Standard Reference value
    Terminal
    Connector (+) (-) Ignition switch
    Battery power supply M91 19 Ground OFF 10.8 - 15.6 V Battery voltage
    ACC power supply 7 ACC 10.8 - 15.6 V

    Is inspection result OK? 

    YES: INSPECTION END

    NO: Check harness between audio unit and fuse.