REAR SEAT ENTERTAINMENT SYSTEM Mute Signal Circuit between Multi-display Controller and Television Display Assembly

DTC Code DTC Name
Mute Signal Circuit between Multi-display Controller and Television Display Assembly

DESCRIPTION

This is the mute signal circuit between the multi-display controller sub-assembly and television display assembly.

WIRING DIAGRAM

E248928E06

PROCEDURE

  1. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY - TELEVISION DISPLAY ASSEMBLY)

    1. Disconnect the H52 multi-display controller sub-assembly connector.

    2. Disconnect the g4*1 and/or g3*2 television display assembly connector.

      • *1: for LH Side

      • *2: for RH Side

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

      Standard Resistance

      for LH Side

      Tester Connection

      Condition

      Specified Condition

      H52-6 (MUT1) - g4-7

      Always

      Below 1 Ω

      H52-6 (MUT1) - Body ground

      Always

      10 kΩ or higher

      for RH Side

      Tester Connection

      Condition

      Specified Condition

      H52-6 (MUT2) - g3-7

      Always

      Below 1 Ω

      H52-6 (MUT2) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK
  2. CHECK MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY

    1. E251483C03

      *a

      Component with harness connected

      (Multi-display Controller Sub-assembly)

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

      Standard Voltage

      Tester Connection

      Condition

      Specified Condition

      H52-2 (MUT1) - Body ground

      RSE playing → Source changed

      3.5 V or higher → Below 1 V

      H52-6 (MUT2) - Body ground

      RSE playing → Source changed

      3.5 V or higher → Below 1 V

    Result

    Proceed to

    OK

    NG

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

    NG

    REPLACE MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY