AUDIO AND VISUAL SYSTEM(w/o Navigation System) Speaker Circuit

DESCRIPTION

The stereo component amplifier sends sound signals to the speakers.

WIRING DIAGRAM

A01X8BXE06

PROCEDURE


  1. CHECK SPEAKER


    1. Check the malfunctioning speakers.

      Result
      Result Proceed to
      Front No. 4 speaker A
      Front No. 2 speaker B
      Front No. 1 speaker C
      Front No. 3 speaker D
      Rear speaker set E

    B

    INSPECT FRONT NO. 2 SPEAKER ASSEMBLY Click here

    C

    INSPECT FRONT NO. 1 SPEAKER ASSEMBLY Click here

    D

    INSPECT FRONT NO. 3 SPEAKER ASSEMBLY Click here

    E

    INSPECT REAR SPEAKER SET Click here

    A

  2. INSPECT FRONT NO. 4 SPEAKER ASSEMBLY


    1. A01XBYVE33
      Text in Illustration
      *1

      Component without harness connected

      (Front No. 4 Speaker)

      Disconnect the F6 speaker connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always 6 Ω

    NG

    REPLACE FRONT NO. 4 SPEAKER ASSEMBLY Click here

    OK

  3. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - FRONT NO. 4 SPEAKER)


    1. Disconnect the F6 speaker connector.

    2. Disconnect the F3 amplifier connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F3-8 (CTR+) - F6-1 Always Below 1 Ω
      F3-7 (CTR-) - F6-2 Always Below 1 Ω
      F3-8 (CTR+) - Body ground Always 10 kΩ or higher
      F3-7 (CTR-) - Body ground Always 10 kΩ or higher

    OK

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY


    1. A01X6YEE35
      Text in Illustration
      *1

      Component without harness connected

      (Front No. 2 Speaker)

      Disconnect the F8 and F7 speaker connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always Below 1 Ω
      3 - 4 Always Below 1 Ω
      2 - 4 Always 4 Ω

    NG

    REPLACE FRONT NO. 2 SPEAKER ASSEMBLY Click here

    OK

  5. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - FRONT NO. 2 SPEAKER)


    1. Disconnect the F52 amplifier connector.

    2. Disconnect the F8 and F7 speaker connectors.

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

      Standard Resistance
      for LH
      Tester Connection Condition Specified Condition
      F52-3 (FL+) - F8-1 (+) Always Below 1 Ω
      F52-8 (FL-) - F8-3 (-) Always Below 1 Ω
      F52-3 (FL+) - Body ground Always 10 kΩ or higher
      F52-8 (FL-) - Body ground Always 10 kΩ or higher
      for RH
      Tester Connection Condition Specified Condition
      F52-10 (FR+) - F7-1 (+) Always Below 1 Ω
      F52-9 (FR-) - F7-3 (-) Always Below 1 Ω
      F52-10 (FR+) - Body ground Always 10 kΩ or higher
      F52-9 (FR-) - Body ground Always 10 kΩ or higher

    OK

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. INSPECT FRONT NO. 1 SPEAKER ASSEMBLY


    1. A01X1FQE35
      Text in Illustration
      *1

      Component without harness connected

      (Front No. 1 Speaker)

      Disconnect the I10 and I1 speaker connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always 3 Ω

    NG

    REPLACE FRONT NO. 1 SPEAKER ASSEMBLY Click here

    OK

  7. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - FRONT NO. 1 SPEAKER)


    1. Disconnect the I10 and I1 speaker connectors.

    2. Disconnect the F3 amplifier connector.

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

      Standard Resistance
      for LH
      Tester Connection Condition Specified Condition
      F3-1 (WFL+) - I10-1 Always Below 1 Ω
      F3-5 (WFL-) - I10-2 Always Below 1 Ω
      F3-1 (WFL+) - Body ground Always 10 kΩ or higher
      F3-5 (WFL-) - Body ground Always 10 kΩ or higher
      for RH
      Tester Connection Condition Specified Condition
      F3-2 (WFR+) - I1-1 Always Below 1 Ω
      F3-6 (WFR-) - I1-2 Always Below 1 Ω
      F3-2 (WFR+) - Body ground Always 10 kΩ or higher
      F3-6 (WFR-) - Body ground Always 10 kΩ or higher

    OK

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  8. INSPECT FRONT NO. 3 SPEAKER ASSEMBLY


    1. A01X6W0E01
      Text in Illustration
      *1

      Component without harness connected

      (Front No. 3 Speaker)

      Disconnect the F14 and F13 speaker connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always 4 Ω

    NG

    REPLACE FRONT NO. 3 SPEAKER ASSEMBLY Click here

    OK

  9. INSPECT FRONT NO. 2 SPEAKER ASSEMBLY


    1. A01X6YEE35
      Text in Illustration
      *1

      Component without harness connected

      (Front No. 2 Speaker)

      Disconnect the F8 and F7 speaker connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always Below 1 Ω
      3 - 4 Always Below 1 Ω
      2 - 4 Always 4 Ω

    OK

    REPAIR OR REPLACE HARNESS OR CONNECTOR (FRONT NO. 2 SPEAKER - FRONT NO. 3 SPEAKER)

    NG

    REPLACE FRONT NO. 2 SPEAKER ASSEMBLY Click here

  10. INSPECT REAR SPEAKER SET


    1. A01X1FQE35
      Text in Illustration
      *1

      Component without harness connected

      (Rear Speaker Set)

      Disconnect the J17 and J15 speaker connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 - 2 Always 4 Ω

    NG

    REPLACE REAR SPEAKER SET Click here

    OK

  11. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER - REAR SPEAKER SET)


    1. Disconnect the F52 amplifier connector.

    2. Disconnect the J17 and J15 speaker connectors.

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

      Standard Resistance
      for LH
      Tester Connection Condition Specified Condition
      F52-4 (RL+) - J17-1 Always Below 1 Ω
      F52-11 (RL-) - J17-2 Always Below 1 Ω
      F52-4 (RL+) - Body ground Always 10 kΩ or higher
      F52-11 (RL-) - Body ground Always 10 kΩ or higher
      for RH
      Tester Connection Condition Specified Condition
      F52-5 (RR+) - J15-1 Always Below 1 Ω
      F52-12 (RR-) - J15-2 Always Below 1 Ω
      F52-5 (RR+) - Body ground Always 10 kΩ or higher
      F52-12 (RR-) - Body ground Always 10 kΩ or higher

    OK

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR