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Home >> Lexus >> 2017 >> LS 460 L, RWD >> Repair and Diagnosis >> Engine Mechanical >> Exhaust >> Exhaust System - Service Information >> EXHAUST MANIFOLD(for AWD) >> Removal [09/2015 - ] >> Procedure

Removal [09/2015 - ]: Procedure

  1. REMOVE ENGINE AND TRANSMISSION 

    (Refer to REMOVAL [09/2015 - ] )

  2. REMOVE FRONT FRAME ASSEMBLY 

    Refer to PROCEDURE - Step 53

  3. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 

    Refer to PROCEDURE - Step 54

  4. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Remove the 3 bolts and No. 1 exhaust manifold heat insulator.
      GTY464242Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Remove the 3 bolts and No. 2 exhaust manifold heat insulator.
      GTY464240Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE FRONT ENGINE MOUNTING INSULATOR 

    Refer to PROCEDURE - Step 58

  7. REMOVE FRONT NO. 1 ENGINE MOUNTING BRACKET RH 

    Refer to PROCEDURE - Step 59

  8. REMOVE FRONT NO. 1 ENGINE MOUNTING BRACKET LH 

    Refer to PROCEDURE - Step 60

  9. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY RH 
    1. Disconnect the air fuel ratio sensor connector.
      GTY468487Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Detach the wire harness from the bracket.
    3. Remove the 8 nuts and exhaust manifold sub-assembly RH.
      GTY148171Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the gasket.
  10. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LH 
    1. Disconnect the air fuel ratio sensor connector.
      GTY468488Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 8 nuts and exhaust manifold sub-assembly LH.
      GTY138261Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the gasket.
  11. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1) 
    1. Using SST, remove the air fuel ratio sensor from the exhaust manifold sub-assembly LH.
      • SST: 09224-00010 
      GTY461341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. REMOVE AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1) 
    1. Using SST, remove the air fuel ratio sensor from the exhaust manifold sub-assembly RH.
      • SST: 09224-00010 
      GTY463960Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002