NAVIGATION SYSTEM, Diagnostic DTC:B1575

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

DESCRIPTION

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

B002IBXE10

CAUTION / NOTICE / HINT

Note

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.

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. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Navigation System > Clear DTCs

    2. Turn the power switch off.

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

      Click here


      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 - RADIO RECEIVER ASSEMBLY)


    1. B002I2JC07
      *a

      Front view of wire harness connector

      (to Multi-display Assembly)
      *b

      Front view of wire harness connector

      (to Radio Receiver Assembly)

      Disconnect the I171 multi-display assembly connector.

    2. Disconnect the I169 radio receiver assembly connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      I169-2 (GVI+) - I171-1 (GV+) Always Below 1 Ω
      I169-1 (GVI-) - I171-2 (GV-) Always Below 1 Ω
      I169-3 (GVG1) - I171-3 (GVG) Always Below 1 Ω
      I169-2 (GVI+) - Body ground Always 10 kΩ or higher
      I169-1 (GVI-) - Body ground Always 10 kΩ or higher
      I169-3 (GVG1) - 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.

      Click here


      Body Electrical > Navigation System > Clear DTCs

    3. Turn the power switch off.

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

      Click here


      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