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Nissan Sentra B18 (2020-2025) Service Manual: Front Auxiliary Input Jacks

Diagnosis Procedure

Diagnosis Procedure

AUX JACK

  1. CHECK AUX JACK HARNESS CONTINUITY

      1. Ignition switch OFF.

      2. Disconnect AV control unit connector and front auxiliary input jacks connector.

      3. Check continuity between AV control unit connector and front auxiliary input jacks connector.

        AV control unit

        Front auxiliary input jacks

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        M93

        35

        M97

        2

        Yes

        36

        5

        55

        1

      4. Check continuity between AV control unit connector and ground.

        AV control unit

        —

        Continuity

        Connector

        Terminal

        M93

        35

        Ground

        No

        55

    Is the inspection result normal?

    YES >>

    Replace the front auxiliary input jacks. Refer to Removal and Installation.

    NO >>

    Repair or replace harness or connectors.

USB INTERFACE

  1. CHECK USB INTERFACE HARNESS CONTINUITY

      1. Ignition switch OFF.

      2. Disconnect AV control unit connector and front auxiliary input jacks connector.

      3. Check continuity between AV control unit connector and front auxiliary input jacks connector.

        AV control unit

        Front auxiliary input jacks control unit

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        M114

        61

        M151

        9

        Yes

        63

        11

        64

        12

        65

        13

        66

        14

      4. Check continuity between AV control unit connector and ground.

        AV control unit

        —

        Continuity

        Connector

        Terminal

        M114

        63

        Ground

        No

        65

    Is the inspection result normal?

    YES >>

    Replace the front auxiliary input jacks. Refer to Removal and Installation.

    NO >>

    Repair or replace harness or connectors.

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