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Home >> Lexus >> 2018 >> RX 350 Base, AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System (Hydraulic) - Service Information >> Vacuum Pump >> Removal [09/2015 - 08/2016] >> Procedure

Removal [09/2015 - 08/2016]: Procedure

  1. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work.

    Refer to PRECAUTION [09/2015 - 12/2017]

  2. 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 - 08/2016]

  3. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to REMOVAL [09/2015 - ]

  4. REMOVE FRONT WHEEL LH 

    Refer to PROCEDURE - Step 1

  5. REMOVE COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 1

  6. REMOVE V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 23

  7. REMOVE INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 2

  8. REMOVE AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 20

  9. REMOVE AIR CLEANER CASE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 21

  10. REMOVE AIR CLEANER BRACKET 

    Refer to PROCEDURE - Step 22

  11. SEPARATE TRANSMISSION CONTROL CABLE ASSEMBLY 
    1. Remove the nut and separate the transmission control cable assembly from the transmission control shaft lever.
      GTY645103Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Using a screwdriver, disengage the 4 claws and disconnect the transmission control cable assembly with clip from the No. 1 transmission control cable bracket.
    3. Using a screwdriver, disengage the 2 claws and remove the clip from the transmission control cable assembly.
      GTY444212Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. DISCONNECT AIR TUBE 
    1. Slide the clip and disconnect the air tube from the vacuum pump assembly.
      GTY637347Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  13. DISCONNECT VENTILATION HOSE 
    1. Slide the clip and disconnect the ventilation hose.
      GTY637348Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  14. DISCONNECT HEATER WATER HOSE 
    1. Disengage the clamp.
      GTY628789Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Inlet Heater Water Hose
      *2 Outlet Heater Water Hose
    2. Slide the 2 clips and disconnect the inlet heater water hose and outlet heater water hose.
  15. DISCONNECT VACUUM HOSE SUB-ASSEMBLY 
    1. Disconnect the vacuum hose sub-assembly.
      GTY637349Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  16. REMOVE NO. 2 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 11

  17. SEPARATE ENGINE WIRE 
    1. Disconnect the 2 connectors.
      GTY633001Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
    2. Disengage the clamp.
    3. Remove the bolt.
    4. Disconnect the 8 connectors.
      GTY668621Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
    5. Disengage the 2 clamps and claw.
    6. Remove the 2 bolts.
    7. Disconnect the 5 connectors.
      GTY612413Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
    8. Remove the bolt.
    9. Disengage the 2 clamps.
      GTY637341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    10. Remove the 2 nuts.
    11. Disconnect the 3 connectors.
      GTY628105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
      Nut
    12. Remove the 3 bolts and nut.
    13. Remove the bolt and nut to separate the engine wire.
      GTY678914Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
  18. REMOVE VACUUM PUMP ASSEMBLY 
    1. Remove the 3 bolts and vacuum pump assembly from the engine assembly.
      GTY637345Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Remove the No. 2 O-ring and No. 3 O-ring from the vacuum pump assembly.
      GTY653912Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 No. 2 O-ring
      *2 No. 3 O-ring
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