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Home >> Lexus >> 2020 >> RC F Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Navigation System - Diagnostic Codes (1 Of 2) >> Navigation System >> DTC B1575: GVIF Disconnected (from EMV/MM Integrated Device to Multi Display) [09/2014 - 11/2017] >> Procedure

DTC B1575: GVIF Disconnected (from EMV/MM Integrated Device to Multi Display) [09/2014 - 11/2017]: Procedure

  1. REPLACE HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - MULTI-DISPLAY ASSEMBLY) 
    1. Replace the harness and connector with a new or known good one.
    2. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [09/2014 - 11/2017]

      Body Electrical > Navigation System > Clear DTCs 

    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

    Result: 

    OK 

    END 

    Result: 

    NG 

    See step  2

  2. REPLACE MULTI-DISPLAY ASSEMBLY 
    1. Replace the multi-display assembly with a new or known good one.

      Refer to REMOVAL [09/2014 - 11/2017]

    2. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [09/2014 - 11/2017]

      Body Electrical > Navigation System > Clear DTCs 

    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

    Result: 

    OK 

    END 

    Result: 

    NG 

    REPLACE RADIO RECEIVER ASSEMBLY. Refer to  REMOVAL [09/2014 - 11/2017]