Lexus IS250 · Service Manual BODY ELECTRICAL

NAVIGATION CHECK MODE

Troubleshooting

HINT:
  1. This mode displays GPS satellite information.
  2. Illustrations may differ from the actual vehicle depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle.


ENTER DIAGNOSTIC MODE (Click here )

NAVIGATION CHECK

  1. E120058
    Select "Navigation Check" from the "Diagnosis MENU" screen.


GPS INFORMATION

  1. E120059E01
    Select "GPS Information" from the "Navigation Check" screen.

  2. I102403
    When GPS information is displayed, check the GPS conditions.

    HINT:
    1. This screen is updated once per second when input signals to the vehicle are changed.
    2. For details of this function, refer to DIAGNOSIS DISPLAY DETAILED DESCRIPTION (Click here).


VEHICLE SENSORS

  1. E120059E02
    Select "Vehicle Sensors" from the "Navigation Check" screen.

  2. E120060
    Check all the signals and sensors when vehicle signal information is displayed.

    HINT:
    1. This screen is updated once per second when input signals to the vehicle are changed.
    2. This screen displays vehicle signals input to the navigation ECU.
    3. For details of this function, refer to DIAGNOSIS DISPLAY DETAILED DESCRIPTION (Click here).


COLOR BAR CHECK

  1. E120059E03
    Select "Color Bar Check" from the "Navigation Check" screen.

  2. I100050
    Check each color of the color bar when the "NAVI Color Bar Check" screen is displayed.

    HINT:
    1. Colors will not be displayed full-screen as in "Display Check Mode".
    2. This screen displays the navigation ECU display color.


MEMORY COPY/PASTE CHECK
E120059E04

HINT:
This function cannot be used.


PARTS INFORMATION

  1. E120059E05
    Select "Parts Information" from the "Navigation Check" screen.

  2. I100052E02
    Check the navigation and disc information when the "Parts Information" screen is displayed.
    Screen Description: 
    Display
    		 Contents
    Navigation Manufacturer/*1
    		Navigation ECU manufacturer is displayed.
    Navigation Version/*2
    		Navigation ECU version is displayed.
    Disc Manufacturer/*3
    		Map disc manufacturer is displayed.
    Disc Version/*4
    		Map disc version is displayed.


MIC & VOICE RECOGNITION CHECK

  1. E120059E06
    Select "Mic & Voice Recognition Check" on the "Display Check" screen to display "MICROPHONE & VOICE RECOGNITION CHECK" screen.

  2. E125118E01
    When voice is input into the microphone, check that the microphone input level meter changes according to the input voice.

  3. Push the recording switch and perform voice recording.

  4. Check that the recording indicator remains on while recording and that the recorded voice is played normally.

    HINT:
    1. For details of this function, refer to DIAGNOSIS DISPLAY DETAILED DESCRIPTION (Click here).
    2. This function is controlled by the built-in navigation ECU.


RDS-TMC INFORMATION

  1. E120059E22
    Select "RDS-TMC Information" from the "Navigation Check" screen.

    HINT:
    1. This function is only for Europe models.
    2. This mode checks the RDS-TMC signal status input to the navigation ECU.

  2. I045222E01
    When RDS-TMC information is displayed, check the RDS-TMC conditions.


DVD PLAYER INFORMATION CHECK

  1. E120059E07
    Select "DVD Player Information" from the "Navigation Check" screen.

  2. E120061E01
    Check for DTCs.

    HINT:
    1. This is a DVD player check function in the navigation ECU.
    2. For details of this function, refer to DIAGNOSIS DISPLAY DETAILED DESCRIPTION (Click here).

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