AUDIO AND VISUAL SYSTEM(for 7 Inch Display), Diagnostic DTC:B1575

DTC Code DTC Name
B1575 GVIF Disconnected (from EMV/MM Integrated Device to Multi Display)

DESCRIPTION

The radio receiver assembly and multi-display assembly are connected via video signal (digital) lines.

This DTC is stored when a video signal (digital) line is disconnected.

DTC No. Detection Item DTC Detection Condition Trouble Area
B1575 GVIF Disconnected (from EMV/MM Integrated Device to Multi Display) GVIF disconnected (from radio receiver assembly to multi-display assembly)

  • Harness or connector (GVIF cable)

  • Multi-display assembly

  • Radio receiver assembly

WIRING DIAGRAM

B0073UHE11
*a Multi-display Assembly
*b Radio Receiver Assembly
*c GVIF Cable

CAUTION / NOTICE / HINT

Note


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

    Click here

  • When replacing the radio receiver assembly, always replace it with a new one.

    If a radio receiver assembly which was installed to another vehicle is used, the following may occur:


    • A communication malfunction DTC may be stored.

    • The radio receiver assembly may not operate normally.

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.


      Body Electrical > Navigation System > Clear DTCs

    2. Turn the engine switch off.

    3. Recheck for DTCs and check that no DTCs are output.


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY ASSEMBLY - RADIO RECEIVER ASSEMBLY)


    1. B0077GRC31
      *a

      Front view of wire harness connector

      (to Radio Receiver Assembly)
      *b

      Front view of wire harness connector

      (to Multi-display Assembly)

      Disconnect the O189 multi-display assembly connector.

    2. Disconnect the O188 radio receiver assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      O188-2 (GVIF+) - O189-1 (GVIF+) Always Below 1 Ω
      O188-1 (GVIF-) - O189-2 (GVIF-) Always Below 1 Ω
      O188-3 (GND) - O189-3 (GND) Always Below 1 Ω
      O188-2 (GVIF+) or O189-1 (GVIF+) - Body ground Always 10 kΩ or higher
      O188-1 (GVIF-) or O189-2 (GVIF-) - Body ground Always 10 kΩ or higher
      O188-3 (GND) or O189-3 (GND) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK MULTI-DISPLAY ASSEMBLY


    1. Replace the multi-display assembly with a new or known good one.

      Click here

    2. Clear the DTCs.


      Body Electrical > Navigation System > Clear DTCs

    3. Turn the engine switch off.

    4. Recheck for DTCs and check that no DTCs are output.


      Body Electrical > Navigation System > Trouble Codes
      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    OK

    END (MULTI-DISPLAY ASSEMBLY IS DEFECTIVE)

    NG

    REPLACE RADIO RECEIVER ASSEMBLY Click here