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AUDIO AND VISUAL SYSTEM (w/ Multi-display), Diagnostic DTC:B15F5

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DTC Code DTC Name
B15F5 Air Conditioner ECU Vehicle Information Reading/Writing Processor Malfunction
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DESCRIPTION

This DTC is stored when items controlled by the air conditioning amplifier assembly cannot be customized via the audio and visual system vehicle customization screen.

Tip:

The air conditioning amplifier assembly controls the air conditioning system related items that are customizable via the multi-display screen.

DTC No. DTC Detection Condition Trouble Area
B15F5 Air conditioning amplifier assembly vehicle setting processing error.

  • CAN communication system

  • Air conditioning system

  • Air conditioning amplifier assembly

  • Radio receiver assembly
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INSPECTION PROCEDURE

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PROCEDURE


  1. Click here

    CHECK CAN COMMUNICATION SYSTEM


    1. Use the intelligent tester to check if the CAN communication system is functioning normally (Click here).

      OK
      CAN communication DTCs are not output.

  2. Click here

    CHECK AIR CONDITIONING SYSTEM


    1. Check if the air conditioning system is malfunctioning (Click here).

      Tip:

      Customization may not be possible depending on the malfunction in the air conditioning system.

      OK
      No malfunctions are present in the air conditioning system.

  3. Click here

    CHECK CUSTOMIZE ITEMS


    1. Display the "Vehicle Customization" screen.

    2. Make a note of the customizable items for the air conditioning system.

      Tip:

      The items shown as customizable via the audio and visual system vehicle customization screen can also be changed using the intelligent tester. In the following step, the intelligent tester will be used.


      1. To match-up the items on the multi-display with the items on the intelligent tester, check the customize parameters list for the air conditioning system related items that can be customized via the multi-display screen (Click here).

    3. Using the intelligent tester, confirm that it is possible to change the settings of the customize parameters that are available for customization via the multi-display screen.

      OK
      The items available for customization via the multi-display screen can be customized successfully using the intelligent tester.

  4. Click here

    REPLACE RADIO RECEIVER ASSEMBLYClick here

  5. Click here

    GO TO CAN COMMUNICATION SYSTEMClick here

  6. Click here

    GO TO AIR CONDITIONING SYSTEMClick here

  7. Click here

    REPLACE AIR CONDITIONING AMPLIFIER ASSEMBLYClick here