REAR SEAT ENTERTAINMENT SYSTEM, Diagnostic DTC:B15CE

DTC Code DTC Name
B15CE Seatback Display Disconnected

DESCRIPTION

The television display assembly and multi-display controller sub-assembly are connected by an AVC-LAN communication line.

The display and navigation module display is connected to the multi-display controller sub-assembly by a MOST communication line.

This DTC will be stored when an AVC-LAN communication error occurs between the multi-display controller sub-assembly and television display assembly.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15CE

Seatback Display Disconnected

Either condition is met:

  • The television display assembly is not connected while the engine switch is on (IG) or (ACC).

  • Communication between the master unit and television display assembly is not possible when the engine is started.

  • Television display assembly power source circuit

  • AVC-LAN circuit between multi-display controller sub-assembly and television display assembly

  • Multi-display controller sub-assembly

  • Television display assembly LH

  • Television display assembly RH
Tip:

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

  • The display and navigation module display is the master unit.

WIRING DIAGRAM

E182156E04

PROCEDURE

  1. CHECK FOR DTC

    1. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    2. Check for DTCs and check if the same trouble occurs again.

      Body Electrical > Navigation System > Trouble Codes

      Result

      Result

      Proceed to

      DTC B15CE is output

      A

      No DTCs are output

      B
    B

    USE SIMULATION METHOD TO CHECK

    Click hereClick here

    A

  2. CHECK OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)

    1. Check that optional components (including associated wiring) which generate radio waves are not installed.

      Result

      Result

      Proceed to

      Optional components (including associated wiring) are installed

      A

      Optional components (including associated wiring) are not installed

      B
    B

    CHECK FOR DTCClick here

    A

  3. REMOVE OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)

    1. Remove optional components (including associated wiring).

      Note:

      Do not remove optional components or associated wiring without the permission of the customer.

      Result

      Result

      NEXT
    NEXT

  4. CHECK FOR DTC

    1. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    2. Check for DTCs and check if the same trouble occurs again.

      Body Electrical > Navigation System > Trouble Codes

      OK

      No DTCs are output.

      Result

      Result

      OK

      NG
    OK

    END

    NG

  5. CHECK OPERATION

    1. Check which television display assembly does not operate.

      Result

      Result

      Proceed to

      Television display assembly LH does not operate

      A

      Television display assembly RH does not operate

      B
    B

    CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY RH POWER SOURCE)Click here

    A

  6. CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY LH POWER SOURCE)

    1. E206146C01

      *a

      Front view of wire harness connector

      (to Television Display Assembly LH)

      Disconnect the g2 television display assembly LH connector.

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

      Standard Voltage

      Tester Connection

      Switch Condition

      Specified Condition

      g2-12 - g2-20

      Engine switch on (IG)

      11 to 14 V

      g2-12 - g2-19

      Engine switch on (IG)

      11 to 14 V

      Result

      Result

      OK

      NG
    NG

    CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY LH)Click here

    OK

  7. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY LH)

    1. Disconnect the H17 multi-display controller sub-assembly connector.

    2. Disconnect the g2 television display assembly LH connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      H17-5 (TX2+) - g2-8

      Always

      Below 1 Ω

      H17-6 (TX2-) - g2-9

      Always

      Below 1 Ω

      H17-5 (TX2+) - Body ground

      Always

      10 kΩ or higher

      H17-6 (TX2-) - Body ground

      Always

      10 kΩ or higher

      Result

      Result

      OK

      NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  8. CHECK TELEVISION DISPLAY ASSEMBLY LH

    1. Replace the television display assembly LH.

      Click here

    2. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    3. Check for DTCs and check if the same trouble occurs again.

      Body Electrical > Navigation System > Trouble Codes

      OK

      No DTCs are output.

      Result

      Result

      OK

      NG
    OK

    END (TELEVISION DISPLAY ASSEMBLY LH IS DEFECTIVE)

    NG

    REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY

    Click here

  9. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY LH)

    1. Disconnect the H16 multi-display controller sub-assembly connector.

    2. Disconnect the g2 television display assembly LH connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      H16-10 (GND2) - g2-20

      Always

      Below 1 Ω

      H16-13 (PWR2) - g2-12

      Always

      Below 1 Ω

      H16-24 (GND4) - g2-19

      Always

      Below 1 Ω

      H16-10 (GND2) - Body ground

      Always

      10 kΩ or higher

      H16-13 (PWR2) - Body ground

      Always

      10 kΩ or higher

      H16-24 (GND4) - Body ground

      Always

      10 kΩ or higher

      Result

      Result

      OK

      NG
    OK

    REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

  10. CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY RH POWER SOURCE)

    1. E206146C01

      *a

      Front view of wire harness connector

      (to Television Display Assembly RH)

      Disconnect the g1 television display assembly RH connector.

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

      Standard Voltage

      Tester Connection

      Switch Condition

      Specified Condition

      g1-12 - g1-19

      Engine switch on (IG)

      11 to 14 V

      g1-12 - g1-20

      Engine switch on (IG)

      11 to 14 V

      Result

      Result

      OK

      NG
    NG

    CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY RH)Click here

    OK

  11. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY RH)

    1. Disconnect the H17 multi-display controller sub-assembly connector.

    2. Disconnect the g1 television display assembly RH connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      H17-21 (TX1+) - g1-8

      Always

      Below 1 Ω

      H17-22 (TX1-) - g1-9

      Always

      Below 1 Ω

      H17-21 (TX1+) - Body ground

      Always

      10 kΩ or higher

      H17-22 (TX1-) - Body ground

      Always

      10 kΩ or higher

      Result

      Result

      OK

      NG
    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  12. CHECK TELEVISION DISPLAY ASSEMBLY RH

    1. Replace the television display assembly RH.

      Click here

    2. Clear the DTCs.

      Click here

      Body Electrical > Navigation System > Clear DTCs

    3. Check for DTCs and check if the same trouble occurs again.

      Body Electrical > Navigation System > Trouble Codes

      OK

      No DTCs are output.

      Result

      Result

      OK

      NG
    OK

    END (TELEVISION DISPLAY ASSEMBLY RH IS DEFECTIVE)

    NG

    REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY

    Click here

  13. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY RH)

    1. Disconnect the H16 multi-display controller sub-assembly connector.

    2. Disconnect the g1 television display assembly RH connector.

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

      Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      H16-9 (GND1) - g1-20

      Always

      Below 1 Ω

      H16-12 (PWR1) - g1-12

      Always

      Below 1 Ω

      H16-23 (GND3) - g1-19

      Always

      Below 1 Ω

      H16-9 (GND1) - Body ground

      Always

      10 kΩ or higher

      H16-12 (PWR1) - Body ground

      Always

      10 kΩ or higher

      H16-23 (GND3) - Body ground

      Always

      10 kΩ or higher

      Result

      Result

      OK

      NG
    OK

    REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY

    Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR