2006 Toyota Avalon XLSFACTORY OEM SERVICE PROCEDURE

Throttle Body: Installation

  1. INSTALL THROTTLE WITH MOTOR BODY ASSEMBLY 
    1. Install a new throttle body gasket to the intake air surge tank.
      Fig 1: Installing Throttle With Motor Body Assembly
      G04375249Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the throttle w/ motor body assembly and wire harness clamp stay to the intake air surge tank with the 4 bolts.
      Fig 2: Installing Throttle W/ Motor Body Assembly And Wire Harness Clamp Stay To Intake Air Surge Tank With 4 Bolts
      G04375250Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

    3. Connect the throttle w/ motor body assembly connector.
  2. CONNECT WATER BY-PASS HOSE 
    1. Connect the 2 water by-pass hoses to the throttle w/motor body assembly.
  3. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE (See  INSTALLATION  ) 
  4. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  5. ADD ENGINE COOLANT (See  COOLANT  ) 
  6. CHECK FOR ENGINE COOLANT LEAKS (See  REPLACEMENT  ) 
    Fig 3: Connecting 2 Water By-Pass Hoses To Throttle W/Motor Body Assembly
    G04375251Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. INSTALL V-BANK COVER SUB-ASSEMBLY (See  INSTALLATION  ) 
  8. PERFORM SYSTEM INITIALIZE 

    Some systems need initialization when disconnecting the battery terminal.

  9. CHECK FUNCTION OF THROTTLE BODY (See  ON-VEHICLE INSPECTION  ) 
Factory Service Tools

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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.

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