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Home >> Lexus >> 2019 >> NX 300 Base, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Mechanical - Service Information (1 Of 2) >> Engine Assembly >> Removal [05/2019 - ] >> Procedure

Removal [05/2019 - ]: Procedure

  1. RECOVER REFRIGERANT FROM REFRIGERATION SYSTEM 

    Refer to PROCEDURE - Step 1 [10/2014 - 07/2020] , or refer to PROCEDURE - Step 1 [07/2020 - ]

  2. DISCHARGE FUEL SYSTEM PRESSURE 

    Refer to PRECAUTION [05/2019 - ]

  3. PRECAUTION 
    NOTE:

    After turning the engine switch is turned off, there may be a waiting time before disconnecting the negative (-) battery terminal.

    Refer to PRECAUTION [05/2019 - ]

  4. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
  5. ALIGN FRONT WHEELS FACING STRAIGHT AHEAD 
  6. REMOVE NO. 1 ENGINE UNDER COVER ASSEMBLY (for Sport Package) 
    1. Remove the 2 screws, 4 bolts, 8 clips and No. 1 engine under cover assembly.
      GTY507115Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE NO. 1 ENGINE UNDER COVER (except Sport Package) 
    1. Remove the 2 screws, 4 bolts, 3 clips and No. 1 engine under cover.
      GTY516740Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE REAR ENGINE UNDER COVER RH 
    1. for Sport Package:
      GTY519609Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the 3 clips and rear engine under cover RH.

    2. except Sport Package:
      GTY516738Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the 4 clips and rear engine under cover RH.

  9. REMOVE REAR ENGINE UNDER COVER LH 
    1. for Sport Package:
      GTY507113Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the 2 clips and rear engine under cover LH.

    2. except Sport Package:
      GTY521728Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Remove the 4 clips and rear engine under cover LH.

  10. REMOVE FRONT FLOOR COVER CENTER LH 

    Refer to PROCEDURE - Step 4 [05/2019 - ]

  11. DRAIN ENGINE COOLANT 

    Refer to PROCEDURE - Step 1 [10/2014 - ]

  12. DRAIN COOLANT (for Intercooler) 

    Refer to PROCEDURE - Step 1 [10/2014 - ]

  13. DRAIN ENGINE OIL 

    Refer to PROCEDURE - Step 1 [05/2018 - ]

  14. DRAIN AUTOMATIC TRANSAXLE FLUID 
  15. DRAIN TRANSFER OIL (for AWD) 

    Refer to PROCEDURE - Step 1 [10/2014 - ]

  16. REMOVE RADIATOR SUPPORT OPENING COVER 

    Refer to PROCEDURE - Step 2 [09/2017 - ]

  17. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY 
    1. Remove the 3 clips and No. 1 engine cover sub-assembly.
      NOTE:

      When removing the No. 1 engine cover sub-assembly, make sure to lift it upward. Pulling the No. 1 engine cover sub-assembly towards you may damage the No. 1 engine cover sub-assembly.

      GTY510444Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  18. REMOVE BATTERY CLAMP SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 4 [05/2019 - ]

  19. REMOVE BATTERY INSULATOR 
  20. REMOVE BATTERY 
  21. REMOVE BATTERY TRAY 
  22. REMOVE BATTERY CARRIER ASSEMBLY 

    Refer to PROCEDURE - Step 8 [05/2019 - ]

  23. REMOVE BATTERY BRACKET REINFORCEMENT 

    Refer to PROCEDURE - Step 9 [05/2019 - ]

  24. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 7 [05/2019 - ]

  25. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 8 [05/2019 - ]

  26. REMOVE AIR CLEANER CASE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 9 [05/2019 - ]

  27. REMOVE ECM 

    Refer to PROCEDURE - Step 10 [05/2019 - ]

  28. DISCONNECT RADIATOR RESERVOIR ASSEMBLY 
    1. Remove the 2 bolts and disconnect the radiator reservoir assembly from the radiator reservoir bracket and body.
      GTY510961Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  29. REMOVE INTAKE AIR CONNECTOR 

    Refer to PROCEDURE - Step 6 [10/2014 - ]

  30. REMOVE NO. 2 AIR CLEANER HOSE 

    Refer to PROCEDURE - Step 7 [10/2014 - ]

  31. REMOVE NO. 5 EXHAUST MANIFOLD HEAT INSULATOR 

    Refer to PROCEDURE - Step 8 [10/2014 - ]

  32. REMOVE COMPRESSOR OUTLET ELBOW 

    Refer to PROCEDURE - Step 9 [10/2014 - ]

  33. REMOVE INTAKE AIR RESONATOR 

    Refer to PROCEDURE - Step 10 [10/2014 - ]

  34. REMOVE NO. 1 AIR TUBE 

    Refer to PROCEDURE - Step 9 [09/2015 - ]

  35. REMOVE NO. 2 INTERCOOLER COOLING WATER PIPE 
    1. Slide the hose clip and disconnect the No. 6 radiator hose sub-assembly from the No. 2 water by-pass pipe.
      GTY519272Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Turbo Water Hose
      *2 No. 1 Sub-radiator Hose
      *3 No. 6 Radiator Hose Sub-assembly
    2. Slide the hose clip and disconnect the No. 1 turbo water hose from the No. 2 intercooler cooling water pipe.
    3. Slide the hose clip and disconnect the No. 1 sub-radiator hose from the No. 2 intercooler cooling water pipe.
    4. Remove the bolt and No. 2 intercooler cooling water pipe from the engine.
  36. REMOVE NO. 3 INTERCOOLER COOLING WATER PIPE 
    1. Remove the clamp from the radiator reservoir bracket.
    2. Remove the bolt and disconnect the ground wire from the No. 3 intercooler cooling water pipe.
      GTY507114Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Slide the hose clip and disconnect the No. 5 sub-radiator hose from the No. 2 water by-pass pipe.
      GTY498020Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 2 Turbo Water Hose
      *2 No. 4 Sub-radiator Hose
      *3 No. 5 Sub-radiator Hose
    4. Slide the hose clip and disconnect the No. 2 turbo water hose from the No. 1 turbo water pipe sub-assembly.
    5. Slide the hose clip and disconnect the No. 4 sub-radiator hose from the No. 3 intercooler cooling water pipe.
    6. Remove the bolt and No. 3 intercooler cooling water pipe from the engine.
  37. DISCONNECT NO. 2 RADIATOR HOSE 
    1. Slide the hose clip and disconnect the No. 2 radiator hose from the water inlet.
  38. DISCONNECT NO. 1 RADIATOR HOSE 
    1. Slide the hose clip and disconnect the No. 1 radiator hose from the cylinder head.
  39. REMOVE HEATER HOSE 
    1. Remove the heater hose from the engine.
      GTY508429Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Outlet Water Hose Sub-assembly
      *2 Inlet Water Hose Sub-assembly
      *3 Outlet Water Hose
      *4 No. 5 Water By-pass Hose
      *5 No. 6 Water By-pass Hose
      1. Slide the hose clamp and disconnect the inlet water hose sub-assembly from the heater core.
      2. Slide the hose clamp and disconnect the outlet water hose sub-assembly from the heater core.
      3. Slide the hose clamp and disconnect the outlet water hose from the No. 1 water by-pass pipe.
      4. Slide the hose clamp and disconnect the inlet water hose sub-assembly from the No. 2 water by-pass pipe.
      5. Slide the hose clip and disconnect the No. 6 water by-pass hose from the transmission oil cooler.
      6. Slide the hose clip and disconnect the No. 5 water by-pass hose from the transmission oil cooler.
  40. DISCONNECT DISCHARGE HOSE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 9 [10/2014 - ]

  41. DISCONNECT SUCTION HOSE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 10 [10/2014 - ]

  42. DISCONNECT WIRE HARNESS 
    1. Remove the bolt and disconnect the 2 wire harness clamps and ground wire.
      GTY507122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the nut.
    3. Disconnect the 3 connectors, detach the 2 claws and disconnect the engine wire from the No. 1 relay block.
    4. Disconnect the terminal from the No. 1 relay block side cover as shown in the illustration.
      GTY496176Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the nut and disconnect the engine room main wire from the positive (+) battery terminal.
      GTY496655Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Engine Room Main Wire
      *2 Ground Wire
    6. Remove the bolt and disconnect the ground wire from the body.
  43. DISCONNECT UNION TO CONNECTOR TUBE HOSE 
    1. Slide the hose clamp and disconnect the union to connector tube hose from the vacuum pump assembly.
      GTY507120Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  44. DISCONNECT FUEL TUBE SUB-ASSEMBLY 
    1. Remove the fuel pipe clamp from the fuel tube sub-assembly and No. 2 fuel tube sub-assembly.
      GTY502552Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Fuel Tube Sub-assembly
      *2 No. 2 Fuel Tube Sub-assembly
      *3 Fuel Pipe Clamp
    2. Disconnect the fuel tube sub-assembly and No. 2 fuel tube sub-assembly from the 2 fuel pipes.
  45. DISCONNECT FUEL VAPOR FEED HOSE ASSEMBLY 
    1. Slide the hose clamp and disconnect the fuel vapor feed hose assembly from the fuel pipe.
      GTY507111Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  46. REMOVE TRANSMISSION OIL COOLER 

    Refer to PROCEDURE - Step 16 [05/2019 - ]

  47. REMOVE STARTER ASSEMBLY 

    Refer to PROCEDURE - Step 10 [05/2019 - ]

  48. DISCONNECT TRANSMISSION CONTROL CABLE ASSEMBLY 
    1. Remove the nut and disconnect the transmission control cable assembly from the control shift lever.
      GTY507108Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the clip and disconnect the transmission control cable assembly from the control cable bracket.
  49. REMOVE COLUMN HOLE COVER SILENCER SHEET 

    Refer to PROCEDURE - Step 8 [10/2014 - ]

  50. DISCONNECT NO. 2 STEERING INTERMEDIATE SHAFT ASSEMBLY 

    Refer to PROCEDURE - Step 9 [10/2014 - ]

  51. DISCONNECT NO. 1 STEERING COLUMN HOLE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 5 [10/2014 - ]

  52. REMOVE FRONT AXLE SHAFT NUT LH 

    Refer to PROCEDURE - Step 2 [10/2014 - ]

  53. REMOVE FRONT AXLE SHAFT NUT RH 

    HINT: 

    Use the same procedure described for the LH side.

  54. DISCONNECT FRONT SPEED SENSOR LH 

    Refer to REMOVAL [10/2014 - ]

  55. DISCONNECT FRONT SPEED SENSOR RH 

    HINT: 

    Use the same procedure described for the LH side.

  56. DISCONNECT FRONT STABILIZER LINK ASSEMBLY LH 

    Refer to PROCEDURE - Step 6 [10/2014 - ]

  57. DISCONNECT FRONT STABILIZER LINK ASSEMBLY RH 

    HINT: 

    Use the same procedure described for the LH side.

  58. DISCONNECT TIE ROD END SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 12 [10/2014 - ]

  59. DISCONNECT TIE ROD END SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure described for the LH side.

  60. DISCONNECT FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY LH 

    Refer to PROCEDURE - Step 9 [10/2014 - ]

  61. DISCONNECT FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY RH 

    HINT: 

    Use the same procedure described for the LH side.

  62. REMOVE FRONT DRIVE SHAFT ASSEMBLY LH 

    Refer to PROCEDURE - Step 20 [09/2016 - ]

  63. REMOVE FRONT DRIVE SHAFT HOLE SNAP RING LH 

    Refer to PROCEDURE - Step 22 [09/2016 - ]

  64. REMOVE FRONT DRIVE SHAFT ASSEMBLY RH 

    Refer to PROCEDURE - Step 20 [09/2016 - ]

  65. REMOVE PROPELLER SHAFT WITH CENTER BEARING ASSEMBLY (for AWD) 

    Refer to REMOVAL [10/2014 - ]

  66. REMOVE FRONT EXHAUST PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 4 [10/2014 - ]

  67. REMOVE FRONT NO. 2 EXHAUST PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 3 [09/2017 - ]

  68. REMOVE FLYWHEEL HOUSING UNDER COVER 

    Refer to PROCEDURE - Step 18 [05/2019 - ]

  69. REMOVE DRIVE PLATE AND TORQUE CONVERTER CLUTCH SETTING BOLT 

    Refer to PROCEDURE - Step 19 [05/2019 - ]

  70. REMOVE FRONT SUSPENSION MEMBER REINFORCEMENT LH 
    1. Remove the 4 bolts and front suspension member reinforcement LH.
      GTY519608Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  71. REMOVE FRONT SUSPENSION MEMBER REINFORCEMENT RH 
    1. Remove the 4 bolts and front suspension member reinforcement RH.
      GTY507106Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  72. INSTALL ENGINE HANGER 
    1. Install the No. 1 engine hanger and No. 2 engine hanger with 3 bolts as shown in the illustration.

      Torque: 43 N.m (438 kgf/cm, 32 ft.lbf) 

      GTY520156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Engine Hanger
      *2 No. 2 Engine Hanger

      HINT: 

      No. 1 Engine Hanger 12281-36100
      No. 2 Engine Hanger 12282-36101
      Bolt 91552-81025
      91552-81050
  73. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE 
    1. Remove the 6 bolts and front crossmember sub-assembly.
      GTY507109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the through bolt, nut and front engine mounting insulator.
      NOTE:

      While holding the nut in place, loosen the through bolt.

      GTY370840Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Set an engine lifter underneath the engine.
      NOTE:

      Place the engine on wooden blocks or equivalent so that the engine is level.

    4. Remove the 2 bolts and 2 nuts, and disconnect the engine mounting insulator sub-assembly RH.
      GTY507100Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Remove the through bolt and nut, and disconnect the engine mounting insulator LH from the rear engine mounting bracket LH.
      GTY507101Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the 6 bolts and front suspension member rear brace RH and front suspension member rear brace LH.
      GTY507102Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    7. Remove the 2 bolts and disconnect the front suspension crossmember sub-assembly from the vehicle.
      GTY507103Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Operate the engine lifter and slowly remove the engine from the vehicle.
      NOTE:
      • Make sure that the engine is clear of all wiring and hoses.
      • While lowering the engine from the vehicle, do not allow it to contact the vehicle.
    9. Attach an engine sling device and hang the engine with a chain block.
    10. Remove the through bolt, nut and front suspension crossmember sub-assembly from the engine with transaxle.
      NOTE:

      Do not damage any engine or transaxle components.

      HINT: 

      Raise the engine with transaxle assembly while keeping it level.

      GTY519607Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  74. REMOVE AUTOMATIC TRANSAXLE ASSEMBLY 
    1. Set the height adjustment attachments and plate lift attachments, and then set the engine lifter to the automatic transaxle assembly.
      NOTE:

      Using rope, attachments or equivalent tools, firmly secure the automatic transaxle assembly to the engine lifter.

    2. Remove the automatic transaxle assembly.
  75. REMOVE REAR ENGINE MOUNTING BRACKET 

    Refer to PROCEDURE - Step 37 [05/2019 - ]

  76. REMOVE TRANSFER ASSEMBLY (for AWD) 

    Refer to REMOVAL [10/2014 - ]

  77. FIX ENGINE ASSEMBLY 
    1. Using wooden blocks or plate lift attachments, set the engine on a flat surface.
      NOTE:
      • Place wooden blocks or plate lift attachments so that the engine is level.
      • Never install attachments to the oil pan of the engine assembly or transmission as doing so may deform the oil pan.
      • Perform this step while supporting the engine assembly using a sling device and chain block.
  78. REMOVE DRIVE PLATE AND RING GEAR SUB-ASSEMBLY 

    See step  2

  79. INSTALL ENGINE TO ENGINE STAND 
    NOTE:
    • Pay attention to the angle of the sling device as the engine assembly or engine hangers may be damaged or deformed if the angle is incorrect.
    • With the exception of installing the engine assembly to an engine stand or removing the engine assembly from an engine stand, do not perform any work on the engine while it is suspended, as doing so is dangerous.
    1. Install the engine to an engine stand with the bolts.
    2. Remove the 3 bolts, No. 1 engine hanger and No. 2 engine hanger.
  80. REMOVE REAR ENGINE MOUNTING INSULATOR 

    HINT: 

    Perform this procedure only when replacement of the rear engine mounting insulator is necessary.

    1. Remove the 2 bolts, 2 nuts and rear engine mounting insulator.
      GTY507095Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  81. REMOVE ENGINE MOUNTING INSULATOR SUB-ASSEMBLY RH 

    HINT: 

    Perform this procedure only when replacement of the engine mounting insulator sub-assembly RH is necessary.

    1. Remove the bolt and radiator reservoir bracket.
      GTY504630Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Radiator Reservoir Bracket
    2. Remove the 3 bolts and engine mounting insulator sub-assembly RH.
  82. REMOVE ENGINE MOUNTING SPACER 

    HINT: 

    Perform this procedure only when replacement of the engine mounting spacer is necessary.

    1. Remove the 2 bolts and engine mounting spacer.
      GTY507097Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  83. REMOVE ENGINE MOUNTING INSULATOR LH 

    HINT: 

    Perform this procedure only when replacement of the engine mounting insulator LH is necessary.

    1. Remove the bolt and bracket.
      GTY514647Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Bracket
    2. Remove the 4 bolts and engine mounting insulator LH.
  84. REMOVE DRIVE SHAFT BEARING BRACKET 
    1. Remove the 3 bolts and drive shaft bearing bracket from the cylinder block and stiffening crankcase assembly.
      GTY505590Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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