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Home >> Lexus >> 2019 >> RX 350L AWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System (Hydraulic) - Service Information >> Vacuum Pump >> Installation [09/2015 - ] >> Procedure

Installation [09/2015 - ]: Procedure

  1. INSTALL VACUUM PUMP ASSEMBLY 
    1. When using a new vacuum pump assembly:
      1. Apply engine oil to the No. 2 O-ring and No. 3 O-ring which are installed to a new vacuum pump assembly.
        GTY653912Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *1 No. 2 O-ring
        *2 No. 3 O-ring
        Engine oil
    2. When reusing the vacuum pump assembly:
      1. Apply engine oil to a new No. 2 O-ring and No. 3 O-ring and install them to the vacuum pump assembly.
        GTY653912Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *1 No. 2 O-ring
        *2 No. 3 O-ring
        Engine oil
    3. Apply engine oil to the inner surface of the installation hole.
    4. Install the vacuum pump assembly so that the oil pipe engages with the hole of the camshaft and the coupling teeth with the grooves on the camshaft tip.
      GTY663196Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Coupling Teeth
      *b Groove
      NOTE:
      • Ensure that the vacuum pump assembly is installed securely.
      • Be careful not to pinch the O-ring.
    5. Install the vacuum pump assembly with the 3 bolts.
      GTY637345Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 21 N*m (214 kgf*cm, 15 ft.*lbf) 

      NOTE:

      After installation, check that there are no gaps between the matching surfaces and that the vacuum pump assembly is not installed at an angle.

  2. INSTALL ENGINE WIRE 
    1. Install the engine wire with the bolt and nut.
      GTY678914Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut

      Torque: 8.35 N*m (85 kgf*cm, 74 in.*lbf) 

    2. Install the 3 bolts and nut.
      GTY628105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt
      Nut

      Bolt 

      Torque: 19.1 N*m (195 kgf*cm, 14 ft.*lbf) 

      Nut 

      Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf) 

    3. Connect the 3 connectors.
    4. Install the 2 nuts.
      GTY637341Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 8.35 N*m (85 kgf*cm, 74 in.*lbf) 

    5. Engage the 2 clamps.
    6. Install the bolt.
      GTY612413Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt

      Torque: 8.35 N*m (85 kgf*cm, 74 in.*lbf) 

    7. Connect the 5 connectors.
    8. Install the 2 bolts.
      GTY668621Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt

      Torque: 8.35 N*m (85 kgf*cm, 74 in.*lbf) 

    9. Engage the 2 clamps and claw.
    10. Connect the 8 connectors.
    11. Install the bolt.
      GTY633001Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Connector
      Bolt

      Torque: 8.35 N*m (85 kgf*cm, 74 in.*lbf) 

    12. Engage the clamp.
    13. Connect the 2 connectors.
  3. INSTALL NO. 2 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 66 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 66 [08/2016 - 12/2017] , or refer to PROCEDURE - Step 66 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 66 [08/2019 - ]

  4. CONNECT VACUUM HOSE SUB-ASSEMBLY 
    1. Connect the vacuum hose sub-assembly.
  5. CONNECT HEATER WATER HOSE 
    1. Connect the inlet heater water hose and outlet heater water hose, and slide the 2 clips to secure them.
      GTY628789Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Inlet Heater Water Hose
      *2 Outlet Heater Water Hose
    2. Engage the clamp.
  6. CONNECT VENTILATION HOSE 
    1. Connect the ventilation hose, and slide the clip to secure it.
  7. CONNECT AIR TUBE 
    1. Connect the air tube to the vacuum pump assembly, and slide the clip to secure it.
  8. INSTALL TRANSMISSION CONTROL CABLE ASSEMBLY 
    1. Install a new clip to the No. 1 transmission control cable bracket.
    2. Connect the transmission control cable assembly to the No. 1 transmission control cable bracket.
      GTY666048Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Transmission Control Cable Assembly
      *2 No. 1 Transmission Control Cable Bracket
      *a Claw (A)
      *b Claw (B)
      NOTE:
      • Make sure that the claws (A) of the clip are securely fit into the bracket holes.
      • Make sure that the transmission control cable assembly is securely installed inside of the claws (B) of the clip.
    3. Connect the transmission control cable assembly to the transmission control shaft lever with the nut.

      Torque: 12 N*m (122 kgf*cm, 9 ft.*lbf) 

  9. INSTALL AIR CLEANER BRACKET 

    Refer to PROCEDURE - Step 41 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 41 [08/2016 - 12/2017] , or refer to PROCEDURE - Step 41 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 41 [08/2019 - ]

  10. INSTALL AIR CLEANER CASE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 42 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 42 [08/2016 - 12/2017] , or refer to PROCEDURE - Step 42 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 42 [08/2019 - ]

  11. INSTALL AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 43 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 43 [08/2016 - 12/2017] , or refer to PROCEDURE - Step 43 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 43 [08/2019 - ]

  12. INSTALL INLET AIR CLEANER ASSEMBLY 

    Refer to PROCEDURE - Step 2

  13. INSTALL V-BANK COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 40 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 40 [08/2016 - 12/2017] , or refer to PROCEDURE - Step 40 [12/2017 - 08/2019] , or refer to PROCEDURE - Step 40 [08/2019 - ]

  14. INSTALL COOL AIR INTAKE DUCT SEAL 

    Refer to PROCEDURE - Step 4 [09/2015 - 08/2016] , or refer to PROCEDURE - Step 4 [08/2016 - 08/2019] , or refer to PROCEDURE - Step 4 [08/2019 - ]

  15. INSTALL FRONT WHEEL LH 

    Refer to PROCEDURE - Step 1

  16. CONNECT CABLE TO 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] , or refer to INITIALIZATION [08/2016 - 12/2017] , or refer to INITIALIZATION [12/2017 - 08/2019] , or refer to INITIALIZATION [08/2019 - ]

  17. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to INSTALLATION [09/2015 - ]

  18. INSPECT VACUUM PUMP OPERATION 

    Refer to ON-VEHICLE INSPECTION [09/2015 - ]