Nissan Murano: Dtc/circuit Diagnosis / B130b Rear Right Speaker

Nissan Murano (Z52) 2015-2024 Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Display Audio System - With 8" Color Display / Dtc/circuit Diagnosis / B130b Rear Right Speaker

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B130B–13

Rear RH speaker

(Rear door speaker RH) 		[OPEN] Diagnosis condition When ignition switch is ON.
Signal (terminal)

  • RR SP RH+ (terminal 13)

  • RR SP RH− (terminal 14)
Threshold –
Diagnosis delay time 30 seconds or more
B130B–1C [SHORT] Diagnosis condition When ignition switch is ON.
Signal (terminal)

  • RR SP RH+ (terminal 13)

  • RR SP RH− (terminal 14)
Threshold –
Diagnosis delay time 30 seconds or more
B130B–11 [GND–SHORT] Diagnosis condition When ignition switch is ON.
Signal (terminal)

  • RR SP RH+ (terminal 13)

  • RR SP RH− (terminal 14)
Threshold –
Diagnosis delay time 30 seconds or more
B130B–12 [VB–SHOR] Diagnosis condition When ignition switch is ON.
Signal (terminal)

  • RR SP RH+ (terminal 13)

  • RR SP RH− (terminal 14)
Threshold –
Diagnosis delay time 30 seconds or more

POSSIBLE CAUSE

  • RR SP RH+ open, short, short to ground, short to voltage

  • RR SP RH− open, short, short to ground, short to voltage

  • Rear door speaker RH

  • Audio unit

FAIL-SAFE

Rear door speaker RH inoperative.

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 B130B detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO>>

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

NO>>

Confirmation after repair: Inspection End.

DTC Diagnosis Procedure

DETERMINE MALFUNCTION TYPE

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 B130B–11, 12, 13 or 1C detected?

YES>>

13 [OPEN], or 11 [GND–SHORT] – GO TO 2.

YES>>

1C [SHORT] – GO TO 3.

YES>>

12 [VB–SHOR] – GO TO 4.

NO>>

Refer to Intermittent Incident.

CHECK SOUND SIGNAL CIRCUITS FOR OPEN OR SHORT TO GROUND

  1. Ignition switch OFF.

  2. Disconnect audio unit connector and rear door speaker RH connector.

  3. Check the continuity between audio unit connector and rear door speaker RH connector.

    Audio unit Rear door speaker RH Continuity
    Connector Terminal Connector Terminal
    M121 13 D306 1 Yes
    14 2

  4. Check the continuity between audio unit connector and ground.

    Audio unit   Continuity
    Connector Terminal Ground
    M121 13 — No
    14

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace harness or connectors.

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

  1. Ignition switch OFF.

  2. Disconnect audio unit connector and rear door speaker RH connector.

  3. Check the continuity between the terminals of audio unit connector.

    Audio unit Continuity
    Connector Terminal
    M121 13 14 No

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace harness or connectors.

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

  1. Ignition switch OFF.

  2. Disconnect audio unit connector and rear door speaker RH connector.

  3. Ignition switch ON.

  4. Check the voltage between audio unit connector and ground.

    Audio unit Ground

    Voltage

    (Approx.)
    Connector Terminal
    M121 13 — 0 V
    14

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace harness or connectors.

CHECK REAR RH SPEAKER SIGNAL

  1. Connect audio unit connector and rear door speaker RH connector.

  2. Ignition switch ON.

  3. Push audio unit POWER switch.

  4. Check signal between the terminals of audio unit connector.

    Audio unit Condition Reference value
    Connector (+) (−)
    Terminal Terminal
    M121 13 14 Audio signal output

Is the inspection result normal?

YES>>

Replace rear door speaker RH. Refer to Removal and Installation.

NO>>

Replace audio unit. Refer to Removal and Installation.

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    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...

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