2007 Lexus RX 350 FWDFACTORY OEM SERVICE PROCEDURE

Throttle Body: Installation

  1. INSTALL THROTTLE BODY 
    1. Install a new throttle body gasket to the intake air surge tank.
      Fig 1: Identifying Recess
      G04973894Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the throttle body with the 4 bolts.

      Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf) 

      Fig 2: Locating Throttle Body Bolts
      G04973892Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the 2 water by-pass hoses.
      Fig 3: Locating Throttle Body Water By-Pass Hoses
      G04973891Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the throttle body connector and clamp.
  2. INSTALL AIR CLEANER CASE SUB-ASSEMBLY  (See INSTALLATION )
    Fig 4: Locating Throttle Body Connector And Clamp
    G04973890Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL AIR CLEANER CAP SUB-ASSEMBLY 
    1. Install the air cleaner cap sub-assembly with the 2 bolts.
      Fig 5: Locating Air Cleaner Cap Sub-Assembly Bolts
      G05136360Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Connect the vacuum hose (EVAP) to the air cleaner hose.
    3. Install the ventilation hose No. 2 and air cleaner hose band.
      Fig 6: Locating No. 2 Ventilation Hose And Air Cleaner Hose Band
      G05136359Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Connect the 3 vacuum hoses.
  4. INSTALL NO. 1 AIR CLEANER INLET  (See INSTALLATION )
  5. INSTALL NO. 2 AIR CLEANER INLET  (See INSTALLATION )
  6. ADD ENGINE COOLANT  (See ON-VEHICLE INSPECTION )
  7. CHECK FOR ENGINE COOLANT LEAKS  (See ON-VEHICLE INSPECTION )
  8. INSTALL COWL TOP OUTER PANEL SUB-ASSEMBLY  (See INSTALLATION  )
    Fig 7: Locating Vacuum Hoses
    G05136358Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSTALL V-BANK COVER SUB-ASSEMBLY  (See INSTALLATION )
  10. INSTALL COWL TOP OUTER PANEL SUB-ASSEMBLY  (See INSTALLATION  )
  11. INSTALL WINDSHIELD WIPER LINK ASSEMBLY 

    HINT:

    (See INSTALLATION )

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.