NAVIGATION SYSTEM(for Radio and Display Type), Diagnostic DTC:B15C3

DTC Code DTC Name
B15C3 Speaker Output Short

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*

WIRING DIAGRAM

B006NOPE01
B006MIBE01
B006NBXE01

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK DTC


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

      Click here


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  3. CONFIRM MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      w/o Manual (SOS) Switch A
      w/ Manual (SOS) Switch B

    B

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - TELEMATICS TRANSCEIVER - SPEAKER) Click here

    A

  4. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - SPEAKER)


    1. Disconnect the F6 stereo component amplifier assembly connector.

    2. Disconnect the d1 rear No. 2 speaker assembly RH connector.

    3. Disconnect the d2 rear No. 2 speaker assembly LH connector.

    4. Disconnect the H3 front No. 2 speaker assembly RH connector.

    5. Disconnect the H5 front No. 2 speaker assembly LH connector.

    6. Disconnect the S11 front roof speaker assembly RH connector.

    7. Disconnect the S10 front roof speaker assembly LH connector.

    8. Disconnect the H8 front No. 3 speaker assembly connector.

    9. Disconnect the S3 rear roof speaker assembly LH connector.

    10. Disconnect the S4 rear roof speaker assembly RH connector.

    11. Disconnect the I1 front No. 1 speaker assembly RH connector.

    12. Disconnect the I17 front No. 1 speaker assembly LH connector.

    13. Disconnect the U18 rear No. 3 speaker assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F6-7 (WF2+) - U18-2 (WF2+) Always Below 1 Ω
      F6-22 (WF2-) - U18-1 (WF2-) Always Below 1 Ω
      F6-8 (WF1+) - U18-4 (WF1+) Always Below 1 Ω
      F6-23 (WF1-) - U18-3 (WF1-) Always Below 1 Ω
      F6-15 (FR+) - I1-1 Always Below 1 Ω
      F6-30 (FR-) - I1-2 Always Below 1 Ω
      F6-11 (FL+) - I17-1 Always Below 1 Ω
      F6-26 (FL-) - I17-2 Always Below 1 Ω
      F6-20 (SL-) - S3-1 Always Below 1 Ω
      F6-5 (SL+) - S3-2 Always Below 1 Ω
      F6-24 (SR-) - S4-1 Always Below 1 Ω
      F6-9 (SR+) - S4-2 Always Below 1 Ω
      F6-10 (CTR+) - H8-4 (+) Always Below 1 Ω
      F6-25 (CTR-) - H8-3 (-) Always Below 1 Ω
      F6-21 (ROR-) - S11-1 Always Below 1 Ω
      F6-6 (ROR+) - S11-2 Always Below 1 Ω
      F6-21 (ROR-) - S10-1 Always Below 1 Ω
      F6-6 (ROR+) - S10-2 Always Below 1 Ω
      F6-12 (RR+) - d1-4 (+TW) Always Below 1 Ω
      F6-27 (RR-) - d1-2 (-TW) Always Below 1 Ω
      F6-4 (RL+) - d2-4 (+TW) Always Below 1 Ω
      F6-19 (RL-) - d2-2 (-TW) Always Below 1 Ω
      F6-14 (TWR+) - H3-4 (TWR+) Always Below 1 Ω
      F6-29 (TWR-) - H3-3 (TWR-) Always Below 1 Ω
      F6-13 (TWL+) - H5-4 (TWL+) Always Below 1 Ω
      F6-28 (TWL-) - H5-3 (TWL-) Always Below 1 Ω
      F6-7 (WF2+) - Body ground Always 10 kΩ or higher
      F6-22 (WF2-) - Body ground Always 10 kΩ or higher
      F6-8 (WF1+) - Body ground Always 10 kΩ or higher
      F6-23 (WF1-) - Body ground Always 10 kΩ or higher
      F6-15 (FR+) - Body ground Always 10 kΩ or higher
      F6-30 (FR-) - Body ground Always 10 kΩ or higher
      F6-11 (FL+) - Body ground Always 10 kΩ or higher
      F6-26 (FL-) - Body ground Always 10 kΩ or higher
      F6-20 (SL-) - Body ground Always 10 kΩ or higher
      F6-5 (SL+) - Body ground Always 10 kΩ or higher
      F6-24 (SR-) - Body ground Always 10 kΩ or higher
      F6-9 (SR+) - Body ground Always 10 kΩ or higher
      F6-10 (CTR+) - Body ground Always 10 kΩ or higher
      F6-25 (CTR-) - Body ground Always 10 kΩ or higher
      F6-21 (ROR-) - Body ground Always 10 kΩ or higher
      F6-6 (ROR+) - Body ground Always 10 kΩ or higher
      F6-12 (RR+) - Body ground Always 10 kΩ or higher
      F6-27 (RR-) - Body ground Always 10 kΩ or higher
      F6-4 (RL+) - Body ground Always 10 kΩ or higher
      F6-19 (RL-) - Body ground Always 10 kΩ or higher
      F6-14 (TWR+) - Body ground Always 10 kΩ or higher
      F6-29 (TWR-) - Body ground Always 10 kΩ or higher
      F6-13 (TWL+) - Body ground Always 10 kΩ or higher
      F6-28 (TWL-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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


    1. Disconnect the J10 rear speaker assembly RH connector.

    2. Disconnect the J23 rear speaker assembly LH connector.

    3. Disconnect the d1 rear No. 2 speaker assembly RH connector.

    4. Disconnect the d2 rear No. 2 speaker assembly LH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      d1-3 (+) - J10-1 Always Below 1 Ω
      d1-1 (-) - J10-2 Always Below 1 Ω
      d2-3 (+) - J23-1 Always Below 1 Ω
      d2-1 (-) - J23-2 Always Below 1 Ω
      d1-3 (+) - Body ground Always 10 kΩ or higher
      d1-1 (-) - Body ground Always 10 kΩ or higher
      d2-3 (+) - Body ground Always 10 kΩ or higher
      d2-1 (-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  6. 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

    NG

    REPLACE FRONT NO. 1 SPEAKER ASSEMBLY Click here

    OK

  7. 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

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT NO. 3 SPEAKER ASSEMBLY Click here

    OK

  8. 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

    NG

    REPLACE REAR SPEAKER ASSEMBLY Click here

    OK

  9. 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

    NG

    REPLACE REAR NO. 2 SPEAKER ASSEMBLY Click here

    OK

  10. INSPECT ROOF SPEAKER ASSEMBLY


    1. Remove the roof speaker assembly.

      Click here

    2. Inspect the roof speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ROOF SPEAKER ASSEMBLY Click here

    OK

  11. INSPECT FRONT ROOF SPEAKER ASSEMBLY


    1. Remove the front roof speaker assembly.

      Click here

    2. Inspect the front roof speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT ROOF SPEAKER ASSEMBLY Click here

    OK

  12. 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

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT NO. 2 SPEAKER ASSEMBLY Click here

    OK

  13. INSPECT REAR NO. 3 SPEAKER ASSEMBLY


    1. Remove rear No. 3 speaker assembly.

      Click here

    2. Inspect rear No. 3 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE STEREO COMPONENT AMPLIFIER Click here

    NG

    REPLACE NO. 2 SPEAKER ASSEMBLY WITH BOX Click here

  14. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - TELEMATICS TRANSCEIVER - SPEAKER)


    1. Disconnect the F6 stereo component amplifier assembly connector.

    2. Disconnect the M1 telematics transceiver connector.

    3. Disconnect the d1 rear No. 2 speaker assembly RH connector.

    4. Disconnect the d2 rear No. 2 speaker assembly LH connector.

    5. Disconnect the H5 front No. 2 speaker assembly LH connector.

    6. Disconnect the S11 front roof speaker assembly RH connector.

    7. Disconnect the S10 front roof speaker assembly LH connector.

    8. Disconnect the H8 front No. 3 speaker assembly connector.

    9. Disconnect the S3 rear roof speaker assembly LH connector.

    10. Disconnect the S4 rear roof speaker assembly RH connector.

    11. Disconnect the I1 front No. 1 speaker assembly RH connector.

    12. Disconnect the I17 front No. 1 speaker assembly LH connector.

    13. Disconnect the U18 rear No. 3 speaker assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F6-7 (WF2+) - U18-2 (WF2+) Always Below 1 Ω
      F6-22 (WF2-) - U18-1 (WF2-) Always Below 1 Ω
      F6-8 (WF1+) - U18-4 (WF1+) Always Below 1 Ω
      F6-23 (WF1-) - U18-3 (WF1-) Always Below 1 Ω
      F6-15 (FR+) - I1-1 Always Below 1 Ω
      F6-30 (FR-) - I1-2 Always Below 1 Ω
      F6-11 (FL+) - I17-1 Always Below 1 Ω
      F6-26 (FL-) - I17-2 Always Below 1 Ω
      F6-20 (SL-) - S3-1 Always Below 1 Ω
      F6-5 (SL+) - S3-2 Always Below 1 Ω
      F6-24 (SR-) - S4-1 Always Below 1 Ω
      F6-9 (SR+) - S4-2 Always Below 1 Ω
      F6-10 (CTR+) - H8-4 (+) Always Below 1 Ω
      F6-25 (CTR-) - H8-3 (-) Always Below 1 Ω
      F6-21 (ROR-) - S11-1 Always Below 1 Ω
      F6-6 (ROR+) - S11-2 Always Below 1 Ω
      F6-21 (ROR-) - S10-1 Always Below 1 Ω
      F6-6 (ROR+) - S10-2 Always Below 1 Ω
      F6-12 (RR+) - d1-4 (+TW) Always Below 1 Ω
      F6-27 (RR-) - d1-2 (-TW) Always Below 1 Ω
      F6-4 (RL+) - d2-4 (+TW) Always Below 1 Ω
      F6-19 (RL-) - d2-2 (-TW) Always Below 1 Ω
      F6-14 (TWR+) - M1-2 (SPI+) Always Below 1 Ω
      F6-29 (TWR-) - M1-3 (SPI-) Always Below 1 Ω
      F6-13 (TWL+) - H5-4 (TWL+) Always Below 1 Ω
      F6-28 (TWL-) - H5-3 (TWL-) Always Below 1 Ω
      F6-7 (WF2+) - Body ground Always 10 kΩ or higher
      F6-22 (WF2-) - Body ground Always 10 kΩ or higher
      F6-8 (WF1+) - Body ground Always 10 kΩ or higher
      F6-23 (WF1-) - Body ground Always 10 kΩ or higher
      F6-15 (FR+) - Body ground Always 10 kΩ or higher
      F6-30 (FR-) - Body ground Always 10 kΩ or higher
      F6-11 (FL+) - Body ground Always 10 kΩ or higher
      F6-26 (FL-) - Body ground Always 10 kΩ or higher
      F6-20 (SL-) - Body ground Always 10 kΩ or higher
      F6-5 (SL+) - Body ground Always 10 kΩ or higher
      F6-24 (SR-) - Body ground Always 10 kΩ or higher
      F6-9 (SR+) - Body ground Always 10 kΩ or higher
      F6-10 (CTR+) - Body ground Always 10 kΩ or higher
      F6-25 (CTR-) - Body ground Always 10 kΩ or higher
      F6-21 (ROR-) - Body ground Always 10 kΩ or higher
      F6-6 (ROR+) - Body ground Always 10 kΩ or higher
      F6-12 (RR+) - Body ground Always 10 kΩ or higher
      F6-27 (RR-) - Body ground Always 10 kΩ or higher
      F6-4 (RL+) - Body ground Always 10 kΩ or higher
      F6-19 (RL-) - Body ground Always 10 kΩ or higher
      F6-14 (TWR+) - Body ground Always 10 kΩ or higher
      F6-29 (TWR-) - Body ground Always 10 kΩ or higher
      F6-13 (TWL+) - Body ground Always 10 kΩ or higher
      F6-28 (TWL-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  15. CHECK HARNESS AND CONNECTOR (TELEMATICS TRANSCEIVER - FRONT NO. 2 SPEAKER ASSEMBLY RH)


    1. Disconnect the M1 telematics transceiver connector.

    2. Disconnect the H3 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
      M1-5 (SPO+) - H3-4 (TWR+) Always Below 1 Ω
      M1-6 (SPO-) - H3-3 (TWR-) Always Below 1 Ω
      M1-5 (SPO+) - Body ground Always 10 kΩ or higher
      M1-6 (SPO-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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


    1. Disconnect the J10 rear speaker assembly RH connector.

    2. Disconnect the J23 rear speaker assembly LH connector.

    3. Disconnect the d1 rear No. 2 speaker assembly RH connector.

    4. Disconnect the d2 rear No. 2 speaker assembly LH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      d1-3 (+) - J10-1 Always Below 1 Ω
      d1-1 (-) - J10-2 Always Below 1 Ω
      d2-3 (+) - J23-1 Always Below 1 Ω
      d2-1 (-) - J23-2 Always Below 1 Ω
      d1-3 (+) - Body ground Always 10 kΩ or higher
      d1-1 (-) - Body ground Always 10 kΩ or higher
      d2-3 (+) - Body ground Always 10 kΩ or higher
      d2-1 (-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  17. 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

    NG

    REPLACE FRONT NO. 1 SPEAKER ASSEMBLY Click here

    OK

  18. 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

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT NO. 3 SPEAKER ASSEMBLY Click here

    OK

  19. 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

    NG

    REPLACE REAR SPEAKER ASSEMBLY Click here

    OK

  20. 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

    NG

    REPLACE REAR NO. 2 SPEAKER ASSEMBLY Click here

    OK

  21. INSPECT ROOF SPEAKER ASSEMBLY


    1. Remove the roof speaker assembly.

      Click here

    2. Inspect the roof speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE ROOF SPEAKER ASSEMBLY Click here

    OK

  22. INSPECT FRONT ROOF SPEAKER ASSEMBLY


    1. Remove the front roof speaker assembly.

      Click here

    2. Inspect the front roof speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT ROOF SPEAKER ASSEMBLY Click here

    OK

  23. 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

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE FRONT NO. 2 SPEAKER ASSEMBLY Click here

    OK

  24. INSPECT REAR NO. 3 SPEAKER ASSEMBLY


    1. Remove rear No. 3 speaker assembly.

      Click here

    2. Inspect rear No. 3 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE NO. 2 SPEAKER ASSEMBLY WITH BOX Click here

    OK

  25. INSPECT TELEMATICS TRANSCEIVER


    1. Remove the telematics transceiver.

      Click here

    2. B006RKVC27
      *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

    OK

    REPLACE STEREO COMPONENT AMPLIFIER Click here

    NG

    REPLACE TELEMATICS TRANSCEIVER Click here