ACTIVE NOISE CONTROL SYSTEM Power Source Circuit

DESCRIPTION

This circuit is the power source circuit for the stereo component equalizer assembly.

WIRING DIAGRAM


  1. B004VVFE06

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT EQUALIZER ASSEMBLY - BATTERY [+B, IGN] AND BODY GROUND)


    1. B004VAQC08
      *a

      Front view of wire harness connector

      (to Stereo Component Equalizer Assembly)

      Disconnect the stereo component equalizer assembly connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      L7-14 (+B) - Body ground Power switch off 11 to 14 V
      L7-27 (IGN) - Body ground Power switch on (IG) 11 to 14 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L7-28 (GND) - Body ground Always Below 1 Ω
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT EQUALIZER ASSEMBLY - BATTERY [ACC] AND BODY GROUND)


    1. B004VAQC07
      *a

      Front view of wire harness connector

      (to Stereo Component Equalizer Assembly)

      Disconnect the stereo component equalizer assembly connector.

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

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      L7-13 (ACC) - Body ground Power switch on (ACC) 11 to 14 V
      Result
      Proceed to
      OK
      NG

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

    GO TO ENTRY AND START SYSTEM (for Start Function) Click here