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Home >> Lexus >> 2018 >> GS 450h Base >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Meter / Gauge System (Diagnostic Codes & Symptom Tests) >> Meter / Gauge System >> DTC B150B: Lost Communication with Gigabit Video Interface [10/2015 - ] >> Procedure

DTC B150B: Lost Communication with Gigabit Video Interface [10/2015 - ]: Procedure

  1. CHECK FOR DTC (NAVIGATION SYSTEM) 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [10/2015 - ]

      OK

      DTCs are not output.

      Result

      Result
      OK
      NG

    Result:  3

    NG 

    GO TO NAVIGATION SYSTEM. Refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2015 - ] 

    Result:  1

    OK 

    See step  2

  2. CHECK FOR DTC (AUDIO AND VISUAL SYSTEM) 
    1. Check for DTCs.

      Refer to DTC CHECK / CLEAR [10/2015 - ]

      OK

      DTCs are not output.

      Result

      Result
      OK
      NG

    Result:  3

    NG 

    GO TO AUDIO AND VISUAL SYSTEM. Refer to  DIAGNOSTIC TROUBLE CODE CHART [10/2015 - ] 

    Result:  1

    OK 

    See step  3

  3. CHECK HARNESS AND CONNECTOR (GVIF CABLE) 
    1. Replace the harness and connector (GVIF cable) with a new or normally functioning one.
    2. Turn the power switch on (IG) and wait 30 seconds.
      NOTE:

      A maximum of 30 seconds is required to send/receive the registration information between the combination meter assembly and radio receiver assembly.

    3. Operate the steering pad switch assembly and check that the audio tab illuminates.
    4. Check for DTCs and check the display status of the multi-information display.

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

      OK

      The audio information illuminates and DTC B150B is not output.

      Result

      Proceed to
      OK
      NG

    Result:  3

    OK 

    END (GVIF CABLE IS DEFECTIVE) 

    Result:  1

    NG 

    See step  4

  4. CHECK COMBINATION METER ASSEMBLY 
    1. Replace the combination meter assembly.

      Refer to REMOVAL [09/2014 - ]

    2. Turn the power switch on (IG) and wait 30 seconds.
      NOTE:

      A maximum of 30 seconds is required to send/receive the registration information between the combination meter assembly and radio receiver assembly.

    3. Operate the steering pad switch assembly and check that the audio tab illuminates.
    4. Check for DTCs and check the display status of the multi-information display.

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

      OK

      The audio information illuminates and DTC B150B is not output.

      Result

      Proceed to
      OK
      NG

    Result:  1

    OK 

    END (COMBINATION METER ASSEMBLY IS DEFECTIVE) 

    Result:  3

    NG 

    REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY. Refer to  REMOVAL [09/2014 - ]