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Home >> Lexus >> 2023 >> NX 350h >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - Service Information >> AIR FUEL RATIO SENSOR (for Sensor 2) >> Removal [11/2021 - ] >> Procedure

Removal [11/2021 - ]: Procedure

  1. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 1

  2. REMOVE ENGINE UNDER COVER HEAT INSULATOR 

    Refer to PROCEDURE - Step 4

  3. REMOVE AIR FUEL RATIO SENSOR 
    1. GTY1076163Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Disengage the 2 wire harness clamps.
      2. Disconnect the air fuel ratio sensor connector.
      3. Using SST, remove the air fuel ratio sensor from the front exhaust pipe assembly.
        • SST: 09224-00012 
        NOTE:

        If the air fuel ratio sensor has been struck or dropped, replace it.

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