B15CE

AUDIO / VIDEO: REAR SEAT ENTERTAINMENT SYSTEM: B15CE: Seatback Display Disconnected
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.





HINT
* 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





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(b) Check for DTCs and check if the same trouble occurs again.

Result





B -- USE SIMULATION METHOD TO CHECK How To Proceed With Troubleshooting
A -- Continue to next step.

2. CHECK OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)

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

Result





B -- CHECK FOR DTC
A -- Continue to next step.

3. REMOVE OPTIONAL COMPONENTS (INCLUDING ASSOCIATED WIRING)

(a) Remove optional components (including associated wiring).

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

NEXT -- Continue to next step.

4. CHECK FOR DTC

(a) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(b) Check for DTCs and check if the same trouble occurs again.

OK:

No DTCs are output.

NG -- CHECK OPERATION

OK -- END

5. CHECK OPERATION

(a) Check which television display assembly does not operate.

Result





B -- CHECK HARNESS AND CONNECTOR (TELEVISION DISPLAY RH POWER SOURCE)
A -- Continue to next step.

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

(a) Disconnect the g2 television display assembly LH connector.





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

Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY LH)
OK -- Continue to next step.

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

(a) Disconnect the H17 multi-display controller sub-assembly connector.

(b) Disconnect the g2 television display assembly LH connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

8. REPLACE TELEVISION DISPLAY ASSEMBLY LH

(a) Replace the television display assembly LH Removal.

(b) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(c) Check for DTCs and check if the same trouble occurs again.

OK:

No DTCs are output.

NG -- REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY Removal

OK -- END (TELEVISION DISPLAY ASSEMBLY LH IS DEFECTIVE)

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

(a) Disconnect the H16 multi-display controller sub-assembly connector.

(b) Disconnect the g2 television display assembly LH connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY Removal

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

(a) Disconnect the g1 television display assembly RH connector.





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

Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER - TELEVISION DISPLAY RH)
OK -- Continue to next step.

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

(a) Disconnect the H17 multi-display controller sub-assembly connector.

(b) Disconnect the g1 television display assembly RH connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

12. REPLACE TELEVISION DISPLAY ASSEMBLY RH

(a) Replace the television display assembly RH Removal.

(b) Clear the DTCs Reading and Clearing Diagnostic Trouble Codes.

(c) Check for DTCs and check if the same trouble occurs again.

OK:

No DTCs are output.

NG -- REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY Removal

OK -- END (TELEVISION DISPLAY ASSEMBLY RH IS DEFECTIVE)

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

(a) Disconnect the H16 multi-display controller sub-assembly connector.

(b) Disconnect the g1 television display assembly RH connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY Removal