Nissan Murano: Dtc/circuit Diagnosis / U1302 Camera Power Volt

Nissan Murano (Z52) 2015-2024 Service Manual / Driver Information & Multimedia / Audio, Visual & Navigation System :: Intelligent Around View Monitor with Display Audio System / Dtc/circuit Diagnosis / U1302 Camera Power Volt

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
U1302

CAMERA POWER VOLT

(Camera power voltage) 		Diagnosis condition When ignition switch is ON
Signal (terminal) Camera power supply circuits
Threshold Camera power supply voltage is 5.9 V-6.5 V when ON, or 0 V when OFF
Diagnosis delay time —

POSSIBLE CAUSE

  • Camera power supply output circuit

  • Around view monitor control unit

  • Front camera

  • Rear camera

  • Side camera LH

  • Side camera RH

FAIL-SAFE

Camera power output is stopped.

DTC Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Select “Self Diagnostic Result” mode of “AVM”.

  3. Check DTC.

Is DTC U1302 detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO>>

To check malfunction symptom before repair: Intermittent Incident.

NO>>

Confirmation after repair: Inspection End.

Diagnosis Procedure

CHECK CAMERA DATA MONITOR

CONSULT

Check CAMERA IMAGE SIG for each camera in “Data Monitor” mode of “AVM”.

Is “OK” displayed for all cameras?

YES>>

Refer to Intermittent Incident.

NO>>

Front camera – GO TO 2.

NO>>

Rear camera – GO TO 4.

NO>>

LH side camera – GO TO 6.

NO>>

RH side camera – GO TO 8.

CHECK FRONT CAMERA POWER SUPPLY AND POWER SUPPLY GROUND CIRCUIT CONTINUITY

  1. Ignition switch OFF.

  2. Disconnect around view monitor control unit connector and front camera connector.

  3. Check continuity between around view monitor control unit connector and front camera connector.

    Around view monitor control unit Front camera Continuity
    Connector Terminal Connector Terminal
    M96 6 E226 2 Yes
    5 1

  4. Check continuity between around view monitor control unit connector and ground.

    Around view monitor control unit Ground Continuity
    Connector Terminal
    M96 6 — No

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace harness or connectors.

CHECK AROUND VIEW MONITOR CONTROL UNIT VOLTAGE (FRONT CAMERA)

  1. Connect around view monitor control unit connector and front camera connector.

  2. Ignition switch ON.

  3. Check voltage between around view monitor control unit connector terminals.

    Around view monitor control unit M96 Condition

    Voltage

    (Approx.)
    (+) (−)
    Terminal Terminal
    6 5 CAMERA switch is ON or shift position is “D”. 6.2 V

Is the inspection result normal?

YES>>

Replace front camera. Refer to Removal and Installation.

NO>>

Replace around view monitor control unit. Refer to Removal and Installation.

CHECK REAR CAMERA POWER SUPPLY AND POWER SUPPLY GROUND CIRCUIT CONTINUITY

  1. Ignition switch OFF.

  2. Disconnect around view monitor control unit connector and rear camera connector.

  3. Check continuity between around view monitor control unit connector and rear camera connector.

    Around view monitor control unit Rear camera Continuity
    Connector Terminal Connector Terminal
    M96 18 D564 2 Yes
    17 1

  4. Check continuity between around view monitor control unit connector and ground.

    Around view monitor control unit Ground Continuity
    Connector Terminal
    M96 18 — No

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair or replace harness or connectors.

CHECK AROUND VIEW MONITOR CONTROL UNIT VOLTAGE (REAR CAMERA)

  1. Connect around view monitor control unit connector and rear camera connector.

  2. Ignition switch ON.

  3. Check voltage between around view monitor control unit connector terminals.

    Around view monitor control unit M96 Condition

    Voltage

    (Approx.)
    (+) (−)
    Terminal Terminal
    18 17 CAMERA switch is ON or shift position is “R”. 6.2 V

Is the inspection result normal?

YES>>

Replace rear camera. Refer to Removal and Installation.

NO>>

Replace around view monitor control unit. Refer to Removal and Installation.

CHECK LH SIDE CAMERA POWER SUPPLY AND POWER SUPPLY GROUND CIRCUIT CONTINUITY

  1. Ignition switch OFF.

  2. Disconnect around view monitor control unit connector and LH side camera connector.

  3. Check continuity between around view monitor control unit connector and LH side camera connector.

    Around view monitor control unit LH side camera Continuity
    Connector Terminal Connector Terminal
    M96 14 D4 10 Yes
    13 11

  4. Check continuity between around view monitor control unit connector and ground.

    Around view monitor control unit Ground Continuity
    Connector Terminal
    M96 14 — No

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

Repair or replace harness or connectors.

CHECK AROUND VIEW MONITOR CONTROL UNIT VOLTAGE (LH SIDE CAMERA)

  1. Connect around view monitor control unit connector and LH side camera connector.

  2. Ignition switch ON.

  3. Check voltage between around view monitor control unit connector terminals.

    Around view monitor control unit Condition

    Voltage

    (Approx.)
    Connector (+) (−)
    Terminal Terminal
    M96 14 13 CAMERA switch is ON or shift position is “D” or “R”. 6.2 V

Is the inspection result normal?

YES>>

Replace LH side camera. Refer to Removal and Installation.

NO>>

Replace around view monitor control unit. Refer to Removal and Installation.

CHECK RH SIDE CAMERA POWER SUPPLY AND POWER SUPPLY GROUND CIRCUIT CONTINUITY

  1. Ignition switch OFF.

  2. Disconnect around view monitor control unit connector and RH side camera connector.

  3. Check continuity between around view monitor control unit connector and RH side camera connector.

    Around view monitor control unit RH side camera Continuity
    Connector Terminal Connector Terminal
    M96 10 D107 10 Yes
    9 11

  4. Check continuity between around view monitor control unit connector and ground.

    Around view monitor control unit Ground Continuity
    Connector Terminal
    M96 10 — No

Is the inspection result normal?

YES>>

GO TO 9.

NO>>

Repair or replace harness or connectors.

CHECK AROUND VIEW MONITOR CONTROL UNIT VOLTAGE (RH SIDE CAMERA)

  1. Connect around view monitor control unit connector and RH side camera connector.

  2. Ignition switch ON.

  3. Check voltage between around view monitor control unit connector terminals.

    Around view monitor control unit M96 Condition

    Voltage

    (Approx.)
    (+) (−)
    Terminal Terminal
    10 9 CAMERA switch is ON or shift position is “D” or “R”. 6.2 V

Is the inspection result normal?

YES>>

Replace RH side camera. Refer to Removal and Installation.

NO>>

Replace around view monitor control unit. Refer to Removal and Installation.

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