RX400h · Service Manual BODY ELECTRICAL

Vehicle Position Mark is not Updated

Circuit diagnosis

INSPECTION PROCEDURE


1. CHECK MAP DISC

  1. I100152E12
    Check that the map disc is not deformed or cracked.

    OK:
    No deformations or cracks on map disc.



NG
REPLACE MAP DISC
OK


2. CHECK MAP DISPLAY
  1. Check if a touch scroll can be performed on the map display.

    OK:
    Touch scroll can be performed.



NG
RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL
OK


3. CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

  1. I100048E11
    Enter the "Navigation Check" mode (Vehicle Sensors) (Click here).

  1. While driving the vehicle, compare the "Speed" indicator to the reading on the speedometer. Check if these readings are almost equal.

    OK:
    The readings are almost equal.



NG
GO TO "SPEED SIGNAL CIRCUIT BETWEEN NAVIGATION ECU AND COMBINATION METER" IN FLOW CHART
OK

RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL


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