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Home >> Toyota >> 2025 >> RAV4 Plug-In Hybrid SE >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (A25A-FXS) - Service Information (PHEV) >> Throttle Body >> Installation [06/2020 - ] >> Procedure
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Installation [06/2020 - ]: Procedure

  1. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY 

    HINT: 

    Perform "Inspection After Repair" after replacing the throttle body with motor assembly.

    Refer to INITIALIZATION [06/2020 - ]

    1. Install a new throttle body gasket to the intake manifold with the protrusion of the throttle body gasket oriented as shown in the illustration.
      GTY853543Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protrusion
    2. Connect the No. 6 water by-pass hose to the throttle body with motor assembly and slide the clip to secure it.
      GTY872625Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 45°(Claw of Clip Location)
      *b Left of Vehicle
      *c Down
      *d Top
      *e Right of vehicle
      *f Paint Mark
      NOTE:
      • If the throttle body with motor assembly has been struck or dropped, replace it.
      • Make sure to position the clip as shown in the illustration.
    3. Install the throttle body with motor assembly to the intake manifold with the 3 bolts.

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

    4. Connect the No. 5 water by-pass hose to the throttle body with motor assembly and slide the clip to secure it.
      NOTE:

      Make sure to position the clip as shown in the illustration.

    5. Connect the throttle body with motor assembly connector.
  2. INSTALL AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE 
    1. Install the air cleaner hose to the throttle body with motor assembly.
      NOTE:

      Align the cutout of the air cleaner hose assembly with the protrusion of the throttle body with motor assembly.

      GTY889002Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Protrusion
      *b Cutout
      *c Hose Clamp End
      *d Paint Mark
      *e 2 mm (0.0787 in.)
      *f 4 mm (0.157 in.)
      *g End of Hose Clamp Location
    2. Tighten the hose clamp in the position shown in the illustration.
      NOTE:

      Make sure that the end of the hose clamp is positioned as shown in the illustration.

    3. Connect the No. 2 PCV hose to the cylinder head cover sub-assembly and slide the clip to secure it.
      GTY996978Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Top
      *b Front of Vehicle
      *c 45°(Claw of Clip Location)
      *d Paint Mark
      NOTE:

      Make sure to position the clip as shown in the illustration.

    4. Attach the 2 grommets and pin to install the air cleaner assembly with air cleaner hose.
    5. Attach the wire harness clamp.
    6. Connect the mass air flow meter sub-assembly connector.
  3. INSTALL INLET AIR CLEANER ASSEMBLY 
    1. Install the inlet air cleaner assembly with the 2 bolts in the order shown in the illustration.
      Fig 1: Inlet Air Cleaner Assembly Bolts Tightening Sequence
      GTY996973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 8.0 N.m (82 kgf/cm, 71 in.lbf) 

  4. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 60

  5. ADD ENGINE COOLANT 

    Refer to PROCEDURE - Step 2

  6. INSPECT FOR COOLANT LEAK 

    Refer to PROCEDURE - Step 1