REAR SEAT ENTERTAINMENT SYSTEM, Diagnostic DTC:B1577

DTC Code DTC Name
B1577 GVIF Disconnected (from EMV/MM Integrated Device to RSE)

DESCRIPTION

The radio receiver assembly and multi-display controller sub-assembly are connected by GVIF cable.

When a GVIF cable error occurs between the radio receiver assembly and multi-display controller sub-assembly, this DTCs will be stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
B1577 GVIF Disconnected (from EMV/MM Integrated Device to RSE) GVIF disconnected (from multi-media module receiver assembly to multi-display controller sub-assembly)

  • Harness or connector (GVIF cable)

  • Multi-display controller sub-assembly

  • Radio receiver assembly

WIRING DIAGRAM

B004WSAE27

CAUTION / NOTICE / HINT

Note

The following malfunctions may occur if a radio receiver assembly from another vehicle is installed to this vehicle. Therefore, when replacing the radio receiver assembly, be sure to replace it with new one.


  • Communication malfunction DTC is output

  • Does not operate normally

Tech Tips

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Navigation System.

Click here

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs.

      Click here


      Body Electrical > Navigation System > Trouble Codes
      OK
      DTC B1577 are not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  3. CHECK HARNESS AND CONNECTOR (GVIF CABLE)


    1. B004RDBC13
      *a

      GVIF Cable

      (to Radio Receiver Assembly)
      *b

      GVIF Cable

      (to Multi-display Controller Sub-assembly)

      Disconnect the G140 radio receiver assembly connector.

    2. Disconnect the L160 multi-display controller sub-assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      G140-1 (GVO-) - L160-1 (GV1-) Always Below 1 Ω
      G140-2 (GVO+) - L160-2 (GV1+) Always Below 1 Ω
      G140-3 (GVG2) - L160-3 (GVG1) Always Below 1 Ω
      G140-1 (GVO-) - Body ground Always 10 kΩ or higher
      G140-2 (GVO+) - Body ground Always 10 kΩ or higher
      G140-3 (GVG2) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR (GVIF CABLE)

    OK

  4. REPLACE DISC PLAYER ASSEMBLY


    1. Replace the disc player assembly with a new or known good one.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  5. CLEAR DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs
      Result
      Proceed to
      NEXT

    NEXT

  6. CHECK FOR DTC


    1. Check for DTCs.

      Click here


      Body Electrical > Navigation System > Trouble Codes
      OK
      DTC B1577 are not output.
      Result
      Proceed to
      OK
      NG

    OK

    END (DISC PLAYER ASSEMBLY IS DEFECTIVE)

    NG

    REPLACE DISC PLAYER ASSEMBLY Click here