AUDIO AND VISUAL SYSTEM(for Radio Receiver Type) Radio Receiver Power Source Circuit

DTC Code DTC Name
Radio Receiver Power Source Circuit

DESCRIPTION

This circuit provides power to the radio receiver assembly.

WIRING DIAGRAM

E274383E01

CAUTION / NOTICE / HINT

Note:

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE

  1. CONFIRM MODEL

    1. Choose the model to be inspected.

    Result

    Proceed to

    w/o Stop and Start System

    w/ Stop and Start System
    w/ Stop and Start System

    CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - ENGINE STOP AND START ECU AND BODY GROUND)Click here

    w/o Stop and Start System

  2. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - BATTERY AND BODY GROUND)

    1. E259248C09

      *a

      Front view of wire harness connector

      (to Radio Receiver Assembly)

      Disconnect the radio receiver assembly connectors.

    2. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G46-7 (GND1) - Body ground

      Always

      Below 1 Ω

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      G46-4 (+B1) - Body ground

      Always

      11 to 14 V

      G46-3 (ACC1) - Body ground

      Ignition switch ACC

      11 to 14 V

      Ignition switch off

      Below 1 V

    Result

    Proceed to

    OK

    NG
    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - ENGINE STOP AND START ECU AND BODY GROUND)

    1. Disconnect the G46 radio receiver assembly connector.

    2. Disconnect the G87 engine stop and start ECU connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      G46-4 (+B1) - G87-2 (BOI)

      Always

      Below 1 Ω

      G46-3 (ACC1) - G87-3 (ACO)

      Always

      Below 1 Ω

      G46-7 (GND1) - Body ground

      Always

      Below 1 Ω

      G46-4 (+B1) - Body ground

      Always

      10 kΩ or higher

      G46-3 (ACC1) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK ENGINE STOP AND START ECU

    1. E259248C04

      *a

      Front view of wire harness connector

      (to Radio Receiver Assembly)

      Disconnect the radio receiver assembly connectors.

    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      G46-4 (+B1) - Body ground

      Always

      10.5 to 14 V

      G46-3 (ACC1) - Body ground

      Ignition switch ACC

      10.5 to 14 V

      Ignition switch off

      Below 1 V

    Result

    Proceed to

    OK

    NG
    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    Click here

    NG

    GO TO STOP AND START SYSTEM

    Click here