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Home >> Lexus >> 2019 >> NX 300 Base, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Intake System / Exhaust System - Service Information >> Intake Manifold >> Removal [09/2015 - ] >> Procedure

Removal [09/2015 - ]: Procedure

  1. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to REMOVAL [10/2014 - ]

  2. REMOVE INTERCOOLER ASSEMBLY 

    Refer to REMOVAL [09/2015 - ] 

  3. REMOVE GENERATOR ASSEMBLY 

    Refer to REMOVAL [10/2014 - 05/2019] , or refer to REMOVAL [05/2019 - ]

  4. REMOVE WINDSHIELD WIPER MOTOR ASSEMBLY 

    Refer to REMOVAL [10/2014 - ]

  5. REMOVE SUSPENSION TOWER DAMPER (w/ Performance Damper) 
    1. Remove the 2 nuts and suspension tower damper.
      GTY512091Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. REMOVE SUSPENSION TOWER DAMPER (w/o Performance Damper) 

    Refer to PROCEDURE - Step 2 [09/2015 - ]

  7. REMOVE OUTER COWL TOP PANEL 
    1. Disconnect the connector.
    2. Detach the 4 clamps and disconnect the wire harness.
      GTY506438Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector Bolt
    3. Remove the 13 bolts and outer cowl top panel.
  8. REMOVE PURGE VSV 

    Refer to PROCEDURE - Step 3 [10/2014 - ]

  9. DISCONNECT WATER BY-PASS HOSE 
    1. Slide the 2 clips and disconnect the No. 5 sub-radiator hose and No. 6 sub-radiator hose from the No. 2 water by-pass pipe.
      GTY505776Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  10. DISCONNECT ENGINE WIRE 
    1. Disconnect the 3 connectors and detach the wire harness clamp.
      GTY504982Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the bolt and nut from the wire harness bracket.
    3. Remove the bolt, detach the wire harness clamp and disconnect the wire harness.
      GTY505747Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Disconnect the 7 connectors and detach the 3 clamps.
      GTY505773Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Disconnect the 3 connectors, detach the 2 clamps and disconnect the engine wire.
      GTY505771Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the ground bolt.
  11. REMOVE NO. 2 WATER BY-PASS PIPE 
    1. Remove the 3 bolts and No. 2 water by-pass pipe from the cylinder head cover sub-assembly and No. 2 vacuum switching valve bracket.
      GTY505749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. DISCONNECT NO. 2 VACUUM TRANSMITTING HOSE ASSEMBLY 
    1. Detach the clamp and disconnect the No. 2 vacuum transmitting hose assembly from the vacuum pump assembly and cylinder head cover sub-assembly.
      GTY519309Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. REMOVE NO. 2 TURBO PRESSURE SENSOR 

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

  14. REMOVE NO. 1 VACUUM TRANSMITTING HOSE 
    1. Detach the clamp and disconnect the No. 1 vacuum transmitting hose from the intake manifold.
      GTY505759Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  15. DISCONNECT VACUUM TRANSMITTING HOSE ASSEMBLY 
    1. Detach the 5 clamps and disconnect the vacuum transmitting hose assembly from the cylinder head cover sub-assembly.
      GTY495984Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the vacuum transmitting hose assembly from the waste gate valve actuator with bracket assembly.
      GTY510526Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE NO. 2 PCV HOSE 
    1. Slide the 2 clamps and remove the No. 2 PCV hose from the intake manifold and cylinder head cover sub-assembly.
      GTY505748Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  17. DISCONNECT THROTTLE BODY WATER BY-PASS HOSE 
    1. Slide the clamp and disconnect the No. 2 water by-pass hose from the No. 1 water by-pass pipe.
      GTY506828Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 1 Water By-pass Hose
      *2 No. 2 Water By-pass Hose
    2. Slide the clamp and disconnect the No. 1 water by-pass hose from the cylinder head sub-assembly.
  18. REMOVE INTAKE MANIFOLD 
    1. Remove the bolt.
      GTY526941Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the 3 bolts, 2 nuts and intake manifold.
      GTY505764Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 2 nuts, No. 1 water by-pass hose and No. 2 water by-pass hose from the intercooler support bracket sub-assembly.
      GTY505746Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Remove the 2 bolts and intercooler support bracket sub-assembly.
      GTY505760Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Align the intercooler support bracket sub-assembly with its marked original position and remove it.

    5. Remove the bolt and wire harness clamp bracket.
      GTY505758Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Remove the 2 intake manifold gaskets from the intake manifold.
      GTY505763Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  19. REMOVE NO. 2 FUEL VAPOR FEED HOSE 
    1. Slide the clamp and remove the No. 2 fuel vapor feed hose from the intake manifold.
      GTY504980Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  20. REMOVE BRACKET 
    1. Remove the bolt and bracket from the intake manifold.
      GTY519141Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  21. REMOVE NO. 3 VACUUM TRANSMITTING HOSE ASSEMBLY 
    1. Detach the 2 clamps.
      GTY505757Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the No. 3 vacuum transmitting hose assembly from the vacuum surge tank.
      GTY505755Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  22. REMOVE NO. 1 TURBO PRESSURE SENSOR 
    1. Remove the bolt and No. 1 turbo pressure sensor.
      GTY505756Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  23. REMOVE VACUUM REGULATING VALVE ASSEMBLY 

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

  24. REMOVE NO. 4 VACUUM TRANSMITTING HOSE ASSEMBLY 
    1. Detach the 2 clamps and remove the No. 4 vacuum transmitting hose assembly from the vacuum surge tank.
      GTY505754Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  25. REMOVE VACUUM SURGE TANK 
    1. Remove the 3 bolts and vacuum surge tank.
      GTY519315Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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