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Home >> Lexus >> 2017 >> LS 460 L, RWD >> Repair and Diagnosis >> Engine Mechanical >> Exhaust >> Exhaust System - Service Information >> EXHAUST MANIFOLD(for 2WD) >> Removal [09/2015 - ] >> Procedure

Removal [09/2015 - ]: Procedure

  1. REMOVE COWL TOP VENTILATOR LOUVER RH 

    Refer to PROCEDURE - Step 1

  2. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work (Refer to PRECAUTION [09/2015 - ] ).

  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected (Refer to INITIALIZATION [09/2015 - ] ).

  4. REMOVE FRONT EXHAUST PIPE ASSEMBLY 

    (Refer to REMOVAL [09/2015 - ] )

  5. REMOVE FRONT SUSPENSION MEMBER REINFORCEMENT LH 

    (Refer to REMOVAL [09/2015 - ] )

  6. REMOVE FRONT SUSPENSION MEMBER REINFORCEMENT RH 

    HINT: 

    Use the same procedure described for the LH side.

  7. REMOVE V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 1

  8. REMOVE AIR CLEANER INLET COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  9. REMOVE NO. 1 AIR CLEANER INLET 

    Refer to PROCEDURE - Step 3

  10. REMOVE INTAKE AIR CONNECTOR PIPE 

    Refer to PROCEDURE - Step 9

  11. REMOVE V-RIBBED BELT 

    Refer to PROCEDURE - Step 5

  12. REMOVE ENGINE ROOM SIDE COVER LH 

    Refer to PROCEDURE - Step 6

  13. REMOVE ENGINE ROOM SIDE COVER RH 

    Refer to PROCEDURE - Step 7

  14. REMOVE NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 6

  15. REMOVE FRONT SUSPENSION MEMBER PROTECTOR LOWER 

    Refer to PROCEDURE - Step 12

  16. REMOVE NO. 1 EXHAUST PIPE SUPPORT BRACKET SUB-ASSEMBLY 

    See step  22

  17. REMOVE GENERATOR ASSEMBLY 

    Refer to PROCEDURE - Step 16

  18. REMOVE STEERING SLIDING YOKE WITH SHAFT SUB-ASSEMBLY (w/ VGRS) 

    Refer to PROCEDURE - Step 11

  19. REMOVE STEERING SLIDING YOKE WITH SHAFT SUB-ASSEMBLY (w/o VGRS) 

    Refer to PROCEDURE - Step 11

  20. REMOVE STEERING INTERMEDIATE SHAFT (w/o VGRS) 

    Refer to PROCEDURE - Step 12

  21. REMOVE NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY (w/ VGRS) 

    Refer to PROCEDURE - Step 12

  22. REMOVE NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY (w/o VGRS) 

    Refer to PROCEDURE - Step 13

  23. REMOVE ENGINE OIL LEVEL DIPSTICK GUIDE 

    Refer to PROCEDURE - Step 51

  24. REMOVE NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Disconnect the air fuel ratio sensor connector.
      GTY267524Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 bolts and No. 1 exhaust manifold heat insulator.
      GTY288112Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY RH 
    1. Remove the 8 nuts and exhaust manifold RH.
      GTY267525Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the gasket.
      GTY638274Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Front
  26. REMOVE NO. 2 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Disconnect the air fuel ratio sensor connector.
      GTY636417Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 bolts and No. 2 exhaust manifold heat insulator.
      GTY636418Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  27. REMOVE EXHAUST MANIFOLD SUB-ASSEMBLY LH 
    1. Remove the 8 nuts and exhaust manifold LH.
      GTY396402Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the gasket.
      GTY284622Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      Front
  28. REMOVE AIR FUEL RATIO SENSOR (for Bank 1 Sensor 1) 

    Refer to PROCEDURE - Step 2

  29. REMOVE AIR FUEL RATIO SENSOR (for Bank 2 Sensor 1) 

    Refer to PROCEDURE - Step 3

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