Nissan Murano: Dtc/circuit Diagnosis / B1315 Am/fm 1 Antenna

Nissan Murano (Z52) 2015-2024 Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Navigation Without Bose / Dtc/circuit Diagnosis / B1315 Am/fm 1 Antenna

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B1315–13

AM/FM 1 antenna

(Radio antenna) 		[OPEN] Diagnosis condition When ignition switch is ON.
Signal (terminal) ANT +B circuit between AV control unit and antenna base (terminal 67)
Threshold –
Diagnosis delay time 30 seconds or more
B1315–11 [GND–SHORT] Diagnosis condition When ignition switch is ON.
Signal (terminal) ANT +B circuit between AV control unit and antenna base (terminal 67)
Threshold –
Diagnosis delay time 30 seconds or more

POSSIBLE CAUSE

  • Radio antenna is not connected

  • Harness or connector (ANT +B circuit is open or short to ground)

FAIL-SAFE

No AM/FM radio reception

DTC Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Ignition switch OFF and wait at least 30 seconds.

  3. Ignition switch ON and wait at least 30 seconds or more.

  4. Select “Self Diagnostic Result” mode of “MULTI AV”.

  5. Check DTC.

Is DTC B1315 detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO>>

Confirmation after repair: Inspection End.

Diagnosis Procedure

CHECK ANTENNA CONNECTOR

  1. Ignition switch OFF.

  2. Visually inspect radio antenna, antenna feeder and antenna connector.

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace malfunctioning parts.

CHECK ANTENNA CIRCUIT CONTINUITY

  1. Ignition switch OFF.

  2. Disconnect AV control unit connector and Antenna base connector.

  3. Check continuity between AV control unit connector and Antenna base connector.

    AV control unit Antenna base Continuity
    Connector Terminal Connector Terminal
    M164 67 R203 3 Yes

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

    AV control unit Ground Continuity
    Connector Terminal
    M164 67 — No

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace malfunctioning parts.

CHECK AV CONTROL UNIT VOLTAGE

  1. Connect AV control unit connector and Antenna base connector.

  2. Ignition switch ON.

  3. Check the voltage between AV control unit and ground.

    AV control unit Ground

    Voltage

    (Approx.)
    Connector Terminal
    M164 67 — Battery voltage

Is the inspection result normal?

YES>>

Replace antenna. Refer to Removal and Installation.

NO>>

Replace AV control unit. Refer to Removal and Installation.

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