AUDIO AND VISUAL SYSTEM(for 12.3 Inch Display), 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

WIRING DIAGRAM


  1. for 9 Speakers

    B005L71E06
    B005QAHE05

  2. for 12 Speakers

    B005P0LE12
    B005MNIE03

  3. for 15 Speakers

    B005P0LE13
    B005L2HE12

PROCEDURE


  1. CONFIRM MODEL


    1. Choose the model to be inspected.

      Result
      Result Proceed to
      for 9 Speakers A
      for 12 Speakers B
      for 15 Speakers C

    B

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BODY GROUND) Click here

    C

    CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BODY GROUND) Click here

    A

  2. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BODY GROUND)


    1. Disconnect the J66 stereo component amplifier assembly connector.

    2. Disconnect the K6 and K8 front No. 2 speaker assembly connectors.

    3. Disconnect the M3 and N3 front No. 1 speaker assembly connectors.

    4. Disconnect the O5 and P5 rear No. 2 speaker assembly connectors.

    5. Disconnect the K2 front No. 3 speaker assembly connector.

    6. Measure the resistance between the stereo component amplifier assembly or each speaker assembly and body ground to check for a short circuit in the wire harness.

      Standard Resistance
      Tester Connection Condition Specified Condition
      J66-13 (FR+) or K6-4 - Body ground Always 10 kΩ or higher
      J66-28 (FR-) or K6-2 - Body ground Always 10 kΩ or higher
      J66-12 (FL+) or K8-4 - Body ground Always 10 kΩ or higher
      J66-27 (FL-) or K8-2 - Body ground Always 10 kΩ or higher
      J66-5 (WFR+) or M3-1 - Body ground Always 10 kΩ or higher
      J66-20 (WFR-) or M3-2 - Body ground Always 10 kΩ or higher
      J66-4 (WFL+) or N3-1 - Body ground Always 10 kΩ or higher
      J66-19 (WFL-) or N3-2 - Body ground Always 10 kΩ or higher
      J66-15 (RR+) or O5-4 (+TW) - Body ground Always 10 kΩ or higher
      J66-30 (RR-) or O5-2 (-TW) - Body ground Always 10 kΩ or higher
      J66-14 (RL+) or P5-4 (+TW) - Body ground Always 10 kΩ or higher
      J66-29 (RL-) or P5-2 (-TW) - Body ground Always 10 kΩ or higher
      J66-7 (CTR+) or K2-2 - Body ground Always 10 kΩ or higher
      J66-22 (CTR-) or K2-1 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK HARNESS AND CONNECTOR (REAR SPEAKER ASSEMBLY - BODY GROUND)


    1. Disconnect the O2 and P2 rear speaker assembly connectors.

    2. Disconnect the O5 and P5 rear No. 2 speaker assembly connectors.

    3. Measure the resistance between each of the rear speaker assemblies and body ground to check for a short circuit in the wire harness.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O2-1 or O5-3 (+) - Body ground Always 10 kΩ or higher
      O2-2 or O5-1 (-) - Body ground Always 10 kΩ or higher
      P2-1 or P5-3 (+) - Body ground Always 10 kΩ or higher
      P2-2 or P5-1 (-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. 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

  5. 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


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

  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 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

  8. 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

    3. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

  9. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BODY GROUND)


    1. Disconnect the J66 stereo component amplifier assembly connector.

    2. Disconnect the K5 and K7 front No. 2 speaker assembly connectors.

    3. Disconnect the M3 and N3 front No. 1 speaker assembly connectors.

    4. Disconnect the O5 and P5 rear No. 2 speaker assembly connectors.

    5. Disconnect the S53 rear No. 3 speaker assembly connector.

    6. Disconnect the K2 front No. 3 speaker assembly connector.

    7. Measure the resistance between the stereo component amplifier assembly or each speaker assembly and body ground to check for a short circuit in the wire harness.

      Standard Resistance
      Tester Connection Condition Specified Condition
      J66-13 (FR+) or K5-2 - Body ground Always 10 kΩ or higher
      J66-28 (FR-) or K5-1 - Body ground Always 10 kΩ or higher
      J66-12 (FL+) or K7-2 - Body ground Always 10 kΩ or higher
      J66-27 (FL-) or K7-1 - Body ground Always 10 kΩ or higher
      J66-5 (WFR+) or M3-1 - Body ground Always 10 kΩ or higher
      J66-20 (WFR-) or M3-2 - Body ground Always 10 kΩ or higher
      J66-4 (WFL+) or N3-1 - Body ground Always 10 kΩ or higher
      J66-19 (WFL-) or N3-2 - Body ground Always 10 kΩ or higher
      J66-7 (CTR+) or K2-2 - Body ground Always 10 kΩ or higher
      J66-22 (CTR-) or K2-1 - Body ground Always 10 kΩ or higher
      J66-15 (RR+) or O5-4 (+TW) - Body ground Always 10 kΩ or higher
      J66-30 (RR-) or O5-2 (-TW) - Body ground Always 10 kΩ or higher
      J66-14 (RL+) or P5-4 (+TW) - Body ground Always 10 kΩ or higher
      J66-29 (RL-) or P5-2 (-TW) - Body ground Always 10 kΩ or higher
      J66-6 (WF1+) or S53-1 - Body ground Always 10 kΩ or higher
      J66-21 (WF1-) or S53-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  10. CHECK HARNESS AND CONNECTOR (REAR SPEAKER ASSEMBLY - BODY GROUND)


    1. Disconnect the O2 and P2 rear speaker assembly connectors.

    2. Disconnect the O5 and P5 rear No. 2 speaker assembly connectors.

    3. Measure the resistance between each of the rear speaker assemblies and body ground to check for a short circuit in the wire harness.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O2-1 or O5-3 (+) - Body ground Always 10 kΩ or higher
      O2-2 or O5-1 (-) - Body ground Always 10 kΩ or higher
      P2-1 or P5-3 (+) - Body ground Always 10 kΩ or higher
      P2-2 or P5-1 (-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  11. 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

  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

    3. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

  13. 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

    OK

    END

    NG

  14. 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

  15. 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

    3. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

    INSPECT REAR NO. 3 SPEAKER ASSEMBLY Click here

  16. CHECK HARNESS AND CONNECTOR (STEREO COMPONENT AMPLIFIER ASSEMBLY - BODY GROUND)


    1. Disconnect the J66 stereo component amplifier assembly connector.

    2. Disconnect the K5 and K7 front No. 2 speaker assembly connectors.

    3. Disconnect the M3 and N3 front No. 1 speaker assembly connectors.

    4. Disconnect the O5 and P5 rear No. 2 speaker assembly connectors.

    5. Disconnect the R25 and S38 quarter side speaker assembly connectors.

    6. Disconnect the S53 rear No. 3 speaker assembly connector.

    7. Disconnect the K2 front No. 3 speaker assembly connector.

    8. Measure the resistance between the stereo component amplifier assembly or each speaker assembly and body ground to check for a short circuit in the wire harness.

      Standard Resistance
      Tester Connection Condition Specified Condition
      J66-13 (FR+) or K5-2 - Body ground Always 10 kΩ or higher
      J66-28 (FR-) or K5-1 - Body ground Always 10 kΩ or higher
      J66-12 (FL+) or K7-2 - Body ground Always 10 kΩ or higher
      J66-27 (FL-) or K7-1 - Body ground Always 10 kΩ or higher
      J66-5 (WFR+) or M3-1 - Body ground Always 10 kΩ or higher
      J66-20 (WFR-) or M3-2 - Body ground Always 10 kΩ or higher
      J66-4 (WFL+) or N3-1 - Body ground Always 10 kΩ or higher
      J66-19 (WFL-) or N3-2 - Body ground Always 10 kΩ or higher
      J66-7 (CTR+) or K2-2 - Body ground Always 10 kΩ or higher
      J66-22 (CTR-) or K2-1 - Body ground Always 10 kΩ or higher
      J66-15 (RR+) or O5-4 (+TW) - Body ground Always 10 kΩ or higher
      J66-30 (RR-) or O5-2 (-TW) - Body ground Always 10 kΩ or higher
      J66-14 (RL+) or P5-4 (+TW) - Body ground Always 10 kΩ or higher
      J66-29 (RL-) or P5-2 (-TW) - Body ground Always 10 kΩ or higher
      J66-11 (SR+) or R25-2 - Body ground Always 10 kΩ or higher
      J66-26 (SR-) or R25-1 - Body ground Always 10 kΩ or higher
      J66-10 (SL+) or S38-2 - Body ground Always 10 kΩ or higher
      J66-25 (SL-) or S38-1 - Body ground Always 10 kΩ or higher
      J66-6 (WF1+) or S53-1 - Body ground Always 10 kΩ or higher
      J66-21 (WF1-) or S53-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  17. CHECK HARNESS AND CONNECTOR (REAR SPEAKER ASSEMBLY - BODY GROUND)


    1. Disconnect the O2 and P2 rear speaker assembly connectors.

    2. Disconnect the O5 and P5 rear No. 2 speaker assembly connectors.

    3. Measure the resistance between each of the rear speaker assemblies and body ground to check for a short circuit in the wire harness.

      Standard Resistance
      Tester Connection Condition Specified Condition
      O2-1 or O5-3 (+) - Body ground Always 10 kΩ or higher
      O2-2 or O5-1 (-) - Body ground Always 10 kΩ or higher
      P2-1 or P5-3 (+) - Body ground Always 10 kΩ or higher
      P2-2 or P5-1 (-) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    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

    3. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

    INSPECT FRONT NO. 2 SPEAKER ASSEMBLY Click here

  19. INSPECT REAR NO. 3 SPEAKER ASSEMBLY


    1. Remove the rear No. 3 speaker assembly.

      Click here

    2. Inspect the rear No. 3 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

    NG

    REPLACE REAR NO. 3 SPEAKER ASSEMBLY Click here

  20. 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


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

  21. 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

  22. 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

  23. 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

    3. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

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


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

    OK

    END

    NG

  24. INSPECT REAR NO. 3 SPEAKER ASSEMBLY


    1. Remove the rear No. 3 speaker assembly.

      Click here

    2. Inspect the rear No. 3 speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE REAR NO. 3 SPEAKER ASSEMBLY Click here

    OK

  25. INSPECT QUARTER SIDE SPEAKER ASSEMBLY


    1. Remove the quarter side speaker assembly.

      Click here

    2. Inspect the quarter side speaker assembly.

      Click here

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE STEREO COMPONENT AMPLIFIER ASSEMBLY Click here

    NG

    REPLACE QUARTER SIDE SPEAKER ASSEMBLY Click here