Visual Mute Signal Circuit Between Navigation ECU and Television Display

AUDIO / VISUAL: REAR SEAT ENTERTAINMENT SYSTEM: Visual Mute Signal Circuit between Navigation ECU and Television Display
- Visual Mute Signal Circuit between Navigation ECU and Television Display

DESCRIPTION

This is the visual mute signal circuit from the display and navigation module display to the television display assembly.

WIRING DIAGRAM









INSPECTION PROCEDURE

PROCEDURE

1. CHECK TELEVISION DISPLAY ASSEMBLY

(a) for Roof:

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





Standard Voltage:





Text in Illustration





(b) for Console Box:

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





Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (DISPLAY AND NAVIGATION MODULE DISPLAY - TELEVISION DISPLAY)

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table

2. CHECK HARNESS AND CONNECTOR (DISPLAY AND NAVIGATION MODULE DISPLAY - TELEVISION DISPLAY)

(a) for Roof:

(1) Disconnect the L115 display and navigation module display connector.

(2) Disconnect the R59 television display assembly connector.

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

Standard Resistance:





(b) for Console Box:

(1) Disconnect the L115 display and navigation module display connector.

(2) Disconnect the R62 television display assembly connector.

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

Standard Resistance:





Result





B -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Removal

C -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Removal

D -- REPAIR OR REPLACE HARNESS OR CONNECTOR

A -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Removal