REAR SEAT ENTERTAINMENT SYSTEM, Diagnostic DTC:B15D5

DTC Code DTC Name
B15D5 Rear Seat Entertainment System Disconnected

DESCRIPTION

The television display assembly and multi-media module receiver assembly are connected by a MOST network.

When a MOST network error occurs between the display module board and multi-display assembly, these DTCs will be stored.

DTC Code DTC Detection Condition Trouble Area
B15D5* A device that is listed in the MOST network connected device record of the master unit is missing.

  • Television display assembly power source circuit

  • MOST network

  • Multi-display assembly

  • Multi-media module receiver assembly

Tech Tips


  • *: Even if no fault is present, this DTC may be stored depending on the battery condition or engine start voltage.

  • The multi-media module receiver assembly is the master unit.

WIRING DIAGRAM

A01X1B1E01

CAUTION / NOTICE / HINT

Note

Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs Click here.


    NEXT

  2. CHECK DTC


    1. Recheck for DTCs and check if the same DTC is output again Click here.

      OK
      No DTCs are output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  3. CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY ASSEMBLY - BATTERY AND BODY GROUND)


    1. A01X7HGE01
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Television Display Assembly)

      Disconnect the television display assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L53-3 (GND) - Body ground Always Below 1 Ω
      L53-4 (GND2) - Body ground Always Below 1 Ω

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Condition Specified Condition
      L53-1 (+B) - Body ground Always 11 to 14 V
      L53-11 (+B2) - Body ground Always 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  4. CHECK HARNESS AND CONNECTOR (MULTI-MEDIA MODULE RECEIVER ASSEMBLY - TELEVISION DISPLAY ASSEMBLY)


    1. Disconnect the F84 multi-media module receiver assembly connector.

    2. Disconnect the L56 television display assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      F84-2 (MI+) - L56-5 (MO+) Always Below 1 Ω
      F84-3 (MI-) - L56-6 (MO-) Always Below 1 Ω
      F84-4 (SLDI) - L56-7 (SLDO) Always Below 1 Ω
      F84-2 (MI+) - Body ground Always 10 kΩ or higher
      F84-3 (MI-) - Body ground Always 10 kΩ or higher
      F84-4 (SLDI) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. REPLACE TELEVISION DISPLAY ASSEMBLY


    1. Replace the television display assembly with a new or normally functioning one Click here.


    NEXT

  6. CLEAR DTC


    1. Clear the DTCs Click here.


    NEXT

  7. CHECK DTC


    1. Recheck for DTCs and check if the same DTC is output again Click here.

      OK
      No DTCs are output.

    OK

    END (TELEVISION DISPLAY ASSEMBLY IS DEFECTIVE)

    NG

    REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here