Heated Oxygen Sensor (For Sensor 1) Removal

Engine. Lexus Gs430, Gs300. Uzs190 Grs190
3Uz-Fe Emission Control. Lexus Gs430, Gs300. Uzs190 Grs190

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL

  2. REMOVE NO. 2 ENGINE UNDER COVER

  3. REMOVE ENGINE UNDER COVER

  4. REMOVE HEATED OXYGEN SENSOR (for Bank 1)

  5. REMOVE HEATED OXYGEN SENSOR (for Bank 2)

Heated Oxygen Sensor (For Sensor 1) -- Removal



1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.


2. REMOVE NO. 2 ENGINE UNDER COVER


3. REMOVE ENGINE UNDER COVER


4. REMOVE HEATED OXYGEN SENSOR (for Bank 1)


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Remove the 2 bolts and heat insulator.

  1. Disconnect the sensor connector.



    Lexus Gs430, Gs300. Uzs190 Grs190.3Uz-Fe Emission Control.Emission Control System.Heated Oxygen Sensor (For Sensor 1)  Removal
  1. Using SST, remove the sensor.

    SST
    09224-00010


5. REMOVE HEATED OXYGEN SENSOR (for Bank 2)


    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Disconnect the sensor wire from the 2 wire clamps.

  1. Disconnect the sensor connector.



    Lexus Gs430, Gs300. Uzs190 Grs190.3Uz-Fe Emission Control.Emission Control System.Heated Oxygen Sensor (For Sensor 1)  Removal
  1. Using SST, remove the sensor.

    SST
    09224-00010