AUDIO AND VISUAL SYSTEM(for 8 Speakers) Radio Receiver Power Source Circuit

DESCRIPTION

This is the power source circuit to operate the radio receiver assembly.

WIRING DIAGRAM


  1. w/ Stop and Start System

    A01XNCRE01
    *a from Eco Run Vehicle Converter Assembly
    *b ECU-IG NO.2
    *c from IG1 NO.2 Relay
    *d Radio Receiver Assembly

  2. w/o Stop and Start System

    A01XPCNE08

CAUTION / NOTICE / HINT

Note

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

Tech Tips

w/ Stop and Start System:

The audio and visual system troubleshooting procedure is based on the premise that the stop and start system is operating normally. Check the stop and start system first before troubleshooting the audio and visual system.

Click here

PROCEDURE


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


    1. A01XNXQC02
      *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
      I120-7 (GND1) - Body ground Always Below 1 Ω

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

      Standard Voltage
      w/ Stop and Start System
      Tester Connection Condition Specified Condition
      I120-4 (+B1) - I120-7 (GND1) Always 10.5 to 16 V
      I120-3 (ACC1) - I120-7 (GND1) Engine switch on (ACC) 10.5 to 16 V
      I121-1 (IG) - I120-7 (GND1) Engine switch on (IG) 11 to 14 V
      w/o Stop and Start System
      Tester Connection Condition Specified Condition
      I120-4 (+B1) - I120-7 (GND1) Always 11 to 14 V
      I120-3 (ACC1) - I120-7 (GND1) Engine switch on (ACC) 11 to 14 V
      I121-1 (IG) - I120-7 (GND1) Engine switch on (IG) 11 to 14 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