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

DESCRIPTION

The stereo component amplifier sends sound signals to the speakers.

INSPECTION PROCEDURE

PROCEDURE

1. Click here

   CHECK SPEAKER

   
   

   1. Check the malfunctioning speakers.

      Table 1. 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

   
   
   • AClick here
   • BClick here
   • CClick here
   • DClick here
   • EClick here
2. Click here

   INSPECT FRONT NO. 4 SPEAKER ASSEMBLY

   
   
   1. 

      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

      Table 2. Text in Illustration

      *1	Component without harness connected (Front No. 4 Speaker)

   
   
   • OKClick here
   • NGClick here
3. Click here

   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

   
   
   • OKClick here
   • NGClick here
4. Click here

   INSPECT FRONT NO. 2 SPEAKER ASSEMBLY

   
   
   1. 

      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

      Table 3. Text in Illustration

      *1	Component without harness connected (Front No. 2 Speaker)

   
   
   • OKClick here
   • NGClick here
5. Click here

   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

   
   
   • OKClick here
   • NGClick here
6. Click here

   INSPECT FRONT NO. 1 SPEAKER ASSEMBLY

   
   
   1. 

      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

      Table 4. Text in Illustration

      *1	Component without harness connected (Front No. 1 Speaker)

   
   
   • OKClick here
   • NGClick here
7. Click here

   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

   
   
   • OKClick here
   • NGClick here
8. Click here

   INSPECT FRONT NO. 3 SPEAKER ASSEMBLY

   
   
   1. 

      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

      Table 5. Text in Illustration

      *1	Component without harness connected (Front No. 3 Speaker)

   
   
   • OKClick here
   • NGClick here
9. Click here

   INSPECT FRONT NO. 2 SPEAKER ASSEMBLY

   
   
   1. 

      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

      Table 6. Text in Illustration

      *1	Component without harness connected (Front No. 2 Speaker)

   
   
   • OKClick here
   • NGClick here
10. Click here

    INSPECT REAR SPEAKER SET

    
    
    1. 

       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

       Table 7. Text in Illustration

       *1	Component without harness connected (Rear Speaker Set)

    
    
    • OKClick here
    • NGClick here
11. Click here

    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

    
    
    • OKClick here
    • NGClick here
12. Click here

    REPLACE FRONT NO. 4 SPEAKER ASSEMBLYClick here

13. Click here

    REPAIR OR REPLACE HARNESS OR CONNECTOR

14. Click here

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLYClick here

15. Click here

    REPLACE FRONT NO. 2 SPEAKER ASSEMBLYClick here

16. Click here

    REPAIR OR REPLACE HARNESS OR CONNECTOR

17. Click here

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLYClick here

18. Click here

    REPLACE FRONT NO. 1 SPEAKER ASSEMBLYClick here

19. Click here

    REPAIR OR REPLACE HARNESS OR CONNECTOR

20. Click here

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLYClick here

21. Click here

    REPLACE FRONT NO. 3 SPEAKER ASSEMBLYClick here

22. Click here

    REPLACE FRONT NO. 2 SPEAKER ASSEMBLYClick here

23. Click here

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

24. Click here

    REPLACE REAR SPEAKER SETClick here

25. Click here

    REPAIR OR REPLACE HARNESS OR CONNECTOR

26. Click here

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLYClick here