Lexus IS250 · Service Manual BODY ELECTRICAL

58-10

Diagnostic trouble codes

DESCRIPTION

DTC No.
DTC Detection Condition
Trouble Area
58-10
Ground short, power supply short, or open circuit in the gyro signal
  1. Gyro sensor
  1. Navigation ECU
80-10
Ground short, power supply short, or open circuit in the gyro signal

INSPECTION PROCEDURE

HINT:
After the inspection is completed, clear the DTCs.


1. CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

  1. E120088
    Enter the "Navigation Check" mode (Vehicle Sensors) (Click here).

  1. Check the gyro voltage.

    Standard voltage:
    0.1 to 4.5 V



NG
REPLACE NAVIGATION ECU
OK


2. CLEAR DTC
  1. Clear the DTCs (Click here).


NEXT


3. RECHECK DTC
  1. Recheck for DTCs and check if the same trouble occurs again.

    HINT:
    If DTCs are detected frequently, replace the navigation ECU.

    OK:
    Malfunction disappears.



NG
REPLACE NAVIGATION ECU
OK

END


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