ASC SYSTEM, Diagnostic DTC:B1360

DTC Code DTC Name
B1360 Speaker Circuit

DESCRIPTION

This DTC is stored when a connection malfunction, such as an open, is detected in the wire harness between the stereo component equalizer assembly and No. 1 speaker assembly with box.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory
B1360 Speaker Circuit Open in the speaker circuit

  • Harness or connector between No. 1 speaker assembly with box and stereo component equalizer assembly

  • No. 1 speaker assembly with box

  • Stereo component equalizer assembly

 Memorized

WIRING DIAGRAM

B002D7DE01
*a No.1 Speaker Assembly with Box
*b Stereo Component Equalizer Assembly

PROCEDURE


  1. CHECK FOR DTC


    1. Turn the engine switch off.

    2. Connect the GTS to the DLC3.

    3. Turn the engine switch on (IG).

    4. Clear the DTCs.

      Click here

    5. Make sure that the DTC detection conditions are met.

      Tech Tips

      If the detection conditions are not met, the system cannot detect the malfunction.

    6. Check for DTCs.

      Result
      Result Proceed to
      DTC B1360 is not output A
      DTC B1360 is output B

    7. Turn the engine switch off.


    A

    END

    B

  2. PERFORM ACTIVE TEST USING GTS


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / ASC / Active Test.

    5. Perform the Active Test according to the display on the GTS.


      Body Electrical > ASC > Active Test
      Tester Display Measurement Item Control Range Diagnostic Note
      Sound ASC system ON or OFF -

      Body Electrical > ASC > Active Test
      Tester Display
      Sound
      OK
      Sound is output.
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE STEREO COMPONENT EQUALIZER ASSEMBLY Click here

    NG

  3. INSPECT W/BOX SPEAKER ASSEMBLY NO.1


    1. Remove the No. 1 speaker assembly with box.

      Click here

    2. Inspect the No. 1 speaker assembly with box.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE W/BOX SPEAKER ASSEMBLY NO.1 Click here

    OK

  4. CHECK HARNESS AND CONNECTOR (NO. 1 SPEAKER ASSEMBLY WITH BOX - STEREO COMPONENT EQUALIZER ASSEMBLY)


    1. Disconnect the K80 stereo component equalizer assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      K81-1 - K80-15 (SPO-) Always Below 1 Ω
      K81-2 - K80-16 (SPO+) Always Below 1 Ω
      K81-1 - Body ground Always 10 kΩ or higher
      K81-2 - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    OK

    REPLACE STEREO COMPONENT EQUALIZER ASSEMBLY Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR