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AUDIO AND VISUAL SYSTEM, 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 accessory meter assembly screen.

DTC Code DTC Detection Condition Trouble Area
B15F5 Air conditioning amplifier assembly vehicle setting processing error.

  • CAN communication system

  • Air conditioning system

  • Air conditioning amplifier assembly

  • Multi-media module receiver assembly
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INSPECTION PROCEDURE

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PROCEDURE


  1. Click here

    CHECK CAN COMMUNICATION SYSTEM


    1. Use the GTS to check if the CAN communication system is functioning normally.


      OK
      CAN communication system DTCs are not output.
      Table 1. Result
      Result Proceed to
      OK A
      NG (for LHD) B
      NG (for RHD) C

  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:

      These air conditioning system items shown as customizable via the accessory meter assembly vehicle customization screen can also be changed using the GTS. In the following steps, the GTS will be used.


      1. To match-up the items in the accessory meter assembly with the items on the GTS, check the customize parameters list for the air conditioning system related items that can be customized via the accessory meter assembly screen (Click here).

    3. Using the GTS, confirm that it is possible to change the settings of the air conditioning system related customize parameters that are shown as customizable via the accessory meter assembly screen.

      OK
      The items available for customization via the accessory meter assembly screen can be customized successfully using the GTS.

  4. Click here

    REPLACE MULTI-MEDIA MODULE 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

  8. Click here

    GO TO CAN COMMUNICATION SYSTEMClick here