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NAVIGATION SYSTEM, Diagnostic DTC:B15C3

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DTC Code DTC Name
B15C3 Speaker Output Short
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DESCRIPTION

This DTC is stored when a malfunction occurs in the speakers.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15C3 Speaker Output Short A short is detected in the speaker output circuit

  • Harness or connector

  • Speaker

  • Stereo component amplifier assembly

  • Telematics transceiver*

Figure 4. for 15 Speakers A000778E18
Figure 3. for 15 Speakers A0009MAE18
Figure 2. for 8 Speakers A0003ERE33
Figure 1. for 8 Speakers
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.

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PROCEDURE


  1. Click here

    CHECK MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      for 8 Speakers (w/ Manual (SOS) Switch) A
      for 8 Speakers (w/o Manual (SOS) Switch) B
      for 15 Speakers (w/ Manual (SOS) Switch) C
      for 15 Speakers (w/o Manual (SOS) Switch) D

  2. Click here

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY OR SPEAKERS - BODY GROUND)


    1. Disconnect the H99 stereo component amplifier assembly connector.

    2. Disconnect the H101 telematics transceiver connector.

    3. Disconnect the H62 front No. 2 speaker assembly connector.

    4. Disconnect the L6 and M5 front No. 1 speaker assembly connectors.

    5. Disconnect the J2 front No. 3 speaker assembly connector.

    6. Disconnect the N6 and O6 rear speaker assembly connectors.

    7. Disconnect the Q16 stereo component speaker assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H99-13 (FR+) or H101-2 (SPI+) - Body ground Always 10 kΩ or higher
      H99-28 (FR-) or H101-3 (SPI-) - Body ground Always 10 kΩ or higher
      H99-12 (FL+) or H62-2 - Body ground Always 10 kΩ or higher
      H99-27 (FL-) or H62-1 - Body ground Always 10 kΩ or higher
      H99-5 (WFR+) or L6-1 - Body ground Always 10 kΩ or higher
      H99-20 (WFR-) or L6-2 - Body ground Always 10 kΩ or higher
      H99-4 (WFL+) or M5-1 - Body ground Always 10 kΩ or higher
      H99-19 (WFL-) or M5-2 - Body ground Always 10 kΩ or higher
      H99-7 (CTR+) or J2-2 - Body ground Always 10 kΩ or higher
      H99-22 (CTR-) or J2-1 - Body ground Always 10 kΩ or higher
      H99-15 (RR+) or N6-1 - Body ground Always 10 kΩ or higher
      H99-30 (RR-) or - N6-2 Body ground Always 10 kΩ or higher
      H99-14 (RL+) or O6-1 - Body ground Always 10 kΩ or higher
      H99-29 (RL-) or O6-2 - Body ground Always 10 kΩ or higher
      H99-6 (WF1+) or Q16-2 - Body ground Always 10 kΩ or higher
      H99-21 (WF1-) or Q16-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. Click here

    CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER OR SPEAKERS - BODY GROUND)


    1. Disconnect the H101 telematics transceiver connector.

    2. Disconnect the H63 front No. 2 speaker assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H101-5 (SPO+) or H63-2 - Body ground Always 10 kΩ or higher
      H101-6 (SPO-) or H63-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  4. Click here

    INSPECT TELEMATICS TRANSCEIVER


    1. Remove the telematics transceiver.

      Click here

    2. A0007JDC05
      *a

      Component without harness connected

      (Telematics Transceiver)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      2 (SPI+) - 5 (SPO+) Always Below 1 Ω
      3 (SPI-) - 6 (SPO-) Always Below 1 Ω
      2 (SPI+) - 3 (SPI-) Always 10 kΩ or higher
      5 (SPO+) - 6 (SPO-) Always 10 kΩ or higher
      2 (SPI+) - Body ground Always 10 kΩ or higher
      3 (SPI-) - Body ground Always 10 kΩ or higher
      Result
      Result Proceed to
      NG A
      OK B

  5. Click here

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY OR SPEAKERS - BODY GROUND)


    1. Disconnect the H99 stereo component amplifier assembly connector.

    2. Disconnect the H63 and H62 front No. 2 speaker assembly connectors.

    3. Disconnect the L6 and M5 front No. 1 speaker assembly connectors.

    4. Disconnect the J2 front No. 3 speaker assembly connector.

    5. Disconnect the N6 and O6 rear speaker assembly connectors.

    6. Disconnect the Q16 stereo component speaker assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H99-13 (FR+) or H63-2 - Body ground Always 10 kΩ or higher
      H99-28 (FR-) or H63-1 - Body ground Always 10 kΩ or higher
      H99-12 (FL+) or H62-2 - Body ground Always 10 kΩ or higher
      H99-27 (FL-) or H62-1 - Body ground Always 10 kΩ or higher
      H99-5 (WFR+) or L6-1 - Body ground Always 10 kΩ or higher
      H99-20 (WFR-) or L6-2 - Body ground Always 10 kΩ or higher
      H99-4 (WFL+) or M5-1 - Body ground Always 10 kΩ or higher
      H99-19 (WFL-) or M5-2 - Body ground Always 10 kΩ or higher
      H99-7 (CTR+) or J2-2 - Body ground Always 10 kΩ or higher
      H99-22 (CTR-) or J2-1 - Body ground Always 10 kΩ or higher
      H99-15 (RR+) or N6-1 - Body ground Always 10 kΩ or higher
      H99-30 (RR-) or N6-2 - Body ground Always 10 kΩ or higher
      H99-14 (RL+) or O6-1 - Body ground Always 10 kΩ or higher
      H99-29 (RL-) or O6-2 - Body ground Always 10 kΩ or higher
      H99-6 (WF1+) or Q16-2 - Body ground Always 10 kΩ or higher
      H99-21 (WF1-) or Q16-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  6. Click here

    INSPECT FRONT NO. 2 SPEAKER ASSEMBLY


    1. Remove the front No. 2 speaker assembly.

      Click here

    2. Inspect the front No. 2 speaker assembly.

      Click here

    3. Clear the DTCs.

      Click here

    4. Recheck for DTCs and check that no DTCs are output.

      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

  7. Click here

    INSPECT FRONT NO.1 SPEAKER ASSEMBLY


    1. Remove the front No. 1 speaker assembly.

      Click here

    2. Inspect the front No. 1 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

  8. Click here

    INSPECT FRONT NO. 3 SPEAKER ASSEMBLY


    1. Remove the front No. 3 speaker assembly.

      Click here

    2. Inspect the front No. 3 speaker assembly.

      Click here

    3. Clear the DTCs.

      Click here

    4. Recheck for DTCs and check that no DTCs are output.

      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

  9. Click here

    INSPECT REAR SPEAKER ASSEMBLY


    1. Remove the rear speaker assembly.

      Click here

    2. Inspect the rear speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

  10. Click here

    INSPECT STEREO COMPONENT SPEAKER ASSEMBLY


    1. Remove the stereo component speaker assembly.

      Click here

    2. Inspect the stereo component speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLYClick here

    • NG

      REPLACE STEREO COMPONENT SPEAKER ASSEMBLYClick here

  11. Click here

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY OR SPEAKERS - BODY GROUND)


    1. Disconnect the H99 stereo component amplifier assembly connector.

    2. Disconnect the H101 telematics transceiver connector.

    3. Disconnect the H62 front No. 2 speaker assembly LH connector.

    4. Disconnect the L6 and M5 front No. 1 speaker assembly connectors.

    5. Disconnect the J2 front No. 3 speaker assembly connector.

    6. Disconnect the N7 and O7 rear No. 2 speaker assembly connectors.

    7. Disconnect the Q15 and P32 rear header speaker assembly connectors.

    8. Disconnect the Q16 stereo component speaker assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H99-13 (FR+) or H101-2 (SPI+) - Body ground Always 10 kΩ or higher
      H99-28 (FR-) or H101-3 (SPI-) - Body ground Always 10 kΩ or higher
      H99-12 (FL+) or H52-2 - Body ground Always 10 kΩ or higher
      H99-27 (FL-) or H52-1 - Body ground Always 10 kΩ or higher
      H99-5 (WFR+) or L6-1 - Body ground Always 10 kΩ or higher
      H99-20 (WFR-) or L6-2 - Body ground Always 10 kΩ or higher
      H99-4 (WFL+) or M5-1 - Body ground Always 10 kΩ or higher
      H99-19 (WFL-) or M5-2 - Body ground Always 10 kΩ or higher
      H99-7 (CTR+) or J2-2 - Body ground Always 10 kΩ or higher
      H99-22 (CTR-) or J2-1 - Body ground Always 10 kΩ or higher
      H99-15 (RR+) or N7-3 (+TW) - Body ground Always 10 kΩ or higher
      H99-30 (RR-) or N7-1 (-TW) - Body ground Always 10 kΩ or higher
      H99-14 (RL+) or O7-3 (+TW) - Body ground Always 10 kΩ or higher
      H99-29 (RL-) or O7-1 (TW-) - Body ground Always 10 kΩ or higher
      H99-11 (SR+) or Q15-2 - Body ground Always 10 kΩ or higher
      H99-26 (SR-) or Q15-1 - Body ground Always 10 kΩ or higher
      H99-10 (SL+) or P32-2 - Body ground Always 10 kΩ or higher
      H99-25 (SL-) or P32-1 - Body ground Always 10 kΩ or higher
      H99-6 (WF1+) or Q16-1 - Body ground Always 10 kΩ or higher
      H99-21 (WF1-) or Q16-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  12. Click here

    CHECK HARNESS AND CONNECTOR (REAR NO. 2 SPEAKER ASSEMBLY - BODY GROUND)


    1. Disconnect the N7 and O7 rear No. 2 speaker assembly connectors.

    2. Disconnect the N6 and O6 rear speaker assembly connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      N7-4 (+) or N6-1 - Body ground Always 10 kΩ or higher
      N7-2 (-) or N6-2 - Body ground Always 10 kΩ or higher
      O7-4 (+) or O6-1 - Body ground Always 10 kΩ or higher
      O7-2 (-) O6-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  13. Click here

    CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER OR SPEAKERS - BODY GROUND)


    1. Disconnect the H101 telematics transceiver connector.

    2. Disconnect the H63 front No. 2 speaker assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H101-5 (SPO+) or H63-2 - Body ground Always 10 kΩ or higher
      H101-6 (SPO-) or H63-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  14. Click here

    INSPECT TELEMATICS TRANSCEIVER


    1. Remove the telematics transceiver.

      Click here

    2. A0007JDC05
      *a

      Component without harness connected

      (Telematics Transceiver)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      2 (SPI+) - 5 (SPO+) Always Below 1 Ω
      3 (SPI-) - 6 (SPO-) Always Below 1 Ω
      2 (SPI+) - 3 (SPI-) Always 10 kΩ or higher
      5 (SPO+) - 6 (SPO-) Always 10 kΩ or higher
      2 (SPI+) - Body ground Always 10 kΩ or higher
      3 (SPI-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

  15. Click here

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY OR SPEAKERS - BODY GROUND)


    1. Disconnect the H99 stereo component amplifier assembly connector.

    2. Disconnect the H63 and H62 front No. 2 speaker assembly connectors.

    3. Disconnect the L6 and M5 front No. 1 speaker assembly connectors.

    4. Disconnect the J2 front No. 3 speaker assembly connector.

    5. Disconnect the N7 and O7 rear No. 2 speaker assembly connectors.

    6. Disconnect the Q15 and P32 rear header speaker assembly connectors.

    7. Disconnect the Q16 stereo component speaker assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H99-13 (FR+) or H63-2 - Body ground Always 10 kΩ or higher
      H99-28 (FR-) or H63-1 - Body ground Always 10 kΩ or higher
      H99-12 (FL+) or H62-2 - Body ground Always 10 kΩ or higher
      H99-27 (FL-) or H62-1 - Body ground Always 10 kΩ or higher
      H99-5 (WFR+) or L6-1 - Body ground Always 10 kΩ or higher
      H99-20 (WFR-) or L6-2 - Body ground Always 10 kΩ or higher
      H99-4 (WFL+) or M5-1 - Body ground Always 10 kΩ or higher
      H99-19 (WFL-) or M5-2 - Body ground Always 10 kΩ or higher
      H99-7 (CTR+) or J2-2 - Body ground Always 10 kΩ or higher
      H99-22 (CTR-) or J2-1 - Body ground Always 10 kΩ or higher
      H99-15 (RR+) or N7-3 (TW+) - Body ground Always 10 kΩ or higher
      H99-30 (RR-) or N7-1 (TW-) - Body ground Always 10 kΩ or higher
      H99-14 (RL+) O7-3 (TW+) - Body ground Always 10 kΩ or higher
      H99-29 (RL-) O7-1 (TW-) - Body ground Always 10 kΩ or higher
      H99-11 (SR+) or Q15-2 - Body ground Always 10 kΩ or higher
      H99-26 (SR-) or Q15-1 - Body ground Always 10 kΩ or higher
      H99-10 (SL+) or P32-2 - Body ground Always 10 kΩ or higher
      H99-25 (SL-) or P32-1 - Body ground Always 10 kΩ or higher
      H99-6 (WF1+) or Q16-1 - Body ground Always 10 kΩ or higher
      H99-21 (WF1-) or Q16-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  16. Click here

    CHECK HARNESS AND CONNECTOR (REAR NO. 2 SPEAKER ASSEMBLY - BODY GROUND)


    1. Disconnect the N7 and O7 rear No. 2 speaker assembly connectors.

    2. Disconnect the N6 and O6 rear speaker assembly connectors.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      N7-4 (+) or N6-1 - Body ground Always 10 kΩ or higher
      N7-2 (-) or N6-2 - Body ground Always 10 kΩ or higher
      O7-4 (+) or O6-1 - Body ground Always 10 kΩ or higher
      O7-2 (-) O6-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  17. Click here

    INSPECT FRONT NO. 2 SPEAKER ASSEMBLY


    1. Remove the front No. 2 speaker assembly.

      Click here

    2. Inspect the front No. 2 speaker assembly.

      Click here

    3. Clear the DTCs.

      Click here

    4. Recheck for DTCs and check that no DTCs are output.

      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

  18. Click here

    INSPECT FRONT NO. 1 SPEAKER ASSEMBLY


    1. Remove the front No. 1 speaker assembly.

      Click here

    2. Inspect the front No. 1 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

  19. Click here

    INSPECT FRONT NO. 3 SPEAKER ASSEMBLY


    1. Remove the front No. 3 speaker assembly.

      Click here

    2. Inspect the front No. 3 speaker assembly.

      Click here

    3. Clear the DTCs.

      Click here

    4. Recheck for DTCs and check that no DTCs are output.

      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

  20. Click here

    INSPECT REAR SPEAKER ASSEMBLY


    1. Remove the rear speaker assembly.

      Click here

    2. Inspect the rear speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

  21. Click here

    INSPECT REAR NO. 2 SPEAKER ASSEMBLY


    1. Remove the rear No. 2 speaker assembly.

      Click here

    2. Inspect the rear No. 2 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

  22. Click here

    INSPECT REAR HEADER SPEAKER ASSEMBLY


    1. Remove the rear header speaker assembly.

      Click here

    2. Inspect the rear header speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

  23. Click here

    INSPECT STEREO COMPONENT SPEAKER ASSEMBLY


    1. Remove the stereo component speaker assembly.

      Click here

    2. Inspect the stereo component speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLYClick here

    • NG

      REPLACE STEREO COMPONENT SPEAKER ASSEMBLYClick here