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Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 157 (Engine Mechanical System (A25A-FXS) - Service Information (5 Of 6)) >> Engine Unit >> Installation [11/2018 - 06/2020] >> Procedure

Installation [11/2018 - 06/2020]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. INSTALL NO. 3 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Install the No. 3 exhaust manifold heat insulator to the cylinder block sub-assembly with the 2 bolts.

      Torque: 16 N.m (163 kgf/cm, 12 ft.lbf) 

  2. INSTALL ENGINE OIL LEVEL DIPSTICK GUIDE 
    1. Apply a light coat of engine oil to a new O-ring.
    2. Install the O-ring to the engine oil level dipstick guide.
    3. Using an 8 mm socket wrench, install the engine oil level dipstick guide to the cylinder head sub-assembly with the bolt.

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

    4. Install the engine oil level dipstick.
  3. INSTALL IGNITION COIL ASSEMBLY 

    Refer to PROCEDURE - Step 2 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 2 [02/2019 - 08/2020]

  4. INSTALL FUEL INJECTOR SEAL 

    Refer to PROCEDURE - Step 1 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 1 [02/2019 - 08/2020]

  5. INSTALL DIRECT FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 2 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 2 [02/2019 - 08/2020]

  6. INSTALL FUEL DELIVERY PIPE 

    Refer to PROCEDURE - Step 3 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 3 [02/2019 - 08/2020]

  7. INSTALL PORT FUEL INJECTOR ASSEMBLY 

    Refer to PROCEDURE - Step 1 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 1 [02/2019 - 06/2020]

  8. INSTALL NO. 5 ENGINE WIRE 

    Refer to PROCEDURE - Step 2 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 2 [02/2019 - 06/2020]

  9. INSTALL INJECTOR VIBRATION INSULATOR 

    Refer to PROCEDURE - Step 3 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 3 [02/2019 - 06/2020]

  10. INSTALL NO. 1 DELIVERY PIPE SPACER 

    Refer to PROCEDURE - Step 4 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 4 [02/2019 - 06/2020]

  11. INSTALL FUEL DELIVERY PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 5 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 5 [02/2019 - 06/2020]

  12. INSTALL WIRE HARNESS CLAMP BRACKET 
    1. Using an 8 mm socket wrench, install the wire harness clamp bracket to the No. 1 ventilation case with the 2 bolts.

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

  13. INSTALL NO. 6 ENGINE WIRE 
    1. Install the No. 6 engine wire to the wire harness clamp bracket with the 2 nuts.

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

    2. Attach the 2 clamps.
    3. Connect the 4 connectors.
  14. INSTALL SENSOR WIRE 
    1. Using an 8 mm socket wrench, install the sensor wire to the water inlet with thermostat sub-assembly with the bolt.

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

    2. Attach the 3 clamps.
    3. Connect the 4 connectors.
  15. INSTALL NO. 7 WATER BY-PASS HOSE 
    1. Install the No. 7 water by-pass hose and slide the 2 clips to secure them.
  16. TEMPORARILY INSTALL FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (for High Pressure) 

    Refer to PROCEDURE - Step 1 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 1 [02/2019 - 08/2020]

  17. TEMPORARILY INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 2 [02/2019 - 08/2020]

  18. INSTALL FUEL (ENGINE ROOM SIDE) PUMP ASSEMBLY (for High Pressure) 

    Refer to PROCEDURE - Step 3 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 3 [02/2019 - 08/2020]

  19. INSTALL NO. 1 FUEL PIPE SUB-ASSEMBLY 
    1. Using a 17 mm union nut wrench, tighten the union nut on the fuel delivery pipe side of the No. 1 fuel pipe sub-assembly.
      GTY742679Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 17 mm Union Nut Wrench
      *b Torque Wrench Fulcrum Length

      Specified tightening torque 

      Torque: 35 N.m (357 kgf/cm, 26 ft.lbf) 

      NOTE:

      Do not adjust the torque in the loosening direction.

      HINT: 

      • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

        Refer to PRECAUTION [11/2018 - ]

      • When using a 17 mm union nut wrench (fulcrum length of 30 mm (1.18 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)): 30 N.m (306 kgf/cm, 22 ft.lbf)
    2. Using a 17 mm union nut wrench, tighten the union nut on the fuel pump assembly side of the No. 1 fuel pipe sub-assembly.

      Specified tightening torque 

      Torque: 35 N.m (357 kgf/cm, 26 ft.lbf) 

      NOTE:

      Do not adjust the torque in the loosening direction.

      HINT: 

      • Calculate the torque wrench reading when changing the fulcrum length of the torque wrench.

        Refer to PRECAUTION [11/2018 - ]

      • When using a 17 mm union nut wrench (fulcrum length of 30 mm (1.18 in.)) + torque wrench (fulcrum length of 180 mm (7.09 in.)): 30 N.m (306 kgf/cm, 22 ft.lbf)
  20. CONNECT FUEL TUBE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 6 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 6 [02/2019 - 08/2020]

  21. INSTALL NO. 1 INTAKE MANIFOLD TO HEAD GASKET 

    Refer to PROCEDURE - Step 3

  22. INSTALL INTAKE MANIFOLD 

    Refer to PROCEDURE - Step 4

  23. INSTALL NO. 2 WATER BY-PASS PIPE 
    1. Install the bolt (A).
      Fig 1: No. 2 Water By-Pass Pipe Bolts With Tightening Sequence
      GTY768411Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

    2. Using an 8 mm socket wrench, install the No. 2 water by-pass pipe with the 2 bolts (B) in the order shown in the illustration.

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

  24. INSTALL NO. 3 WATER BY-PASS PIPE 
    1. Connect the No. 3 water by-pass pipe to the water outlet and slide the clip to secure it.
    2. Using an 8 mm socket wrench, install the No. 3 water by-pass pipe to the intake manifold with the bolt.

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

  25. INSTALL EGR VALVE ASSEMBLY 
    1. Using an 8 mm socket wrench, install the EGR valve bracket with the bolt.

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

    2. Align and fit the hole of the EGR valve bracket to the pin of the camshaft housing sub-assembly.
      GTY759336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Pin
      *b Hole
    3. Using the 8 mm socket wrench, install the EGR valve assembly with the EGR valve bracket to the camshaft housing sub-assembly with the bolt.

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

    4. Using the 8 mm socket wrench, connect the fuel pipe sub-assembly to the EGR valve bracket with the bolt.

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

    5. Connect the No. 8 water by-pass hose to the EGR valve assembly and slide the clip to secure it.
  26. INSTALL NO. 4 WATER BY-PASS HOSE 
    1. Connect the No. 4 water by-pass hose to the EGR valve assembly and slide the clip to secure it.
  27. INSTALL NO. 1 EGR PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  28. INSTALL EGR COOLER ASSEMBLY 
    1. Install the EGR cooler assembly, a new EGR cooler gasket and a new EGR valve gasket with the 5 bolts.

      Torque: 24 N.m (245 kgf/cm, 18 ft.lbf) 

    2. Connect the No. 3 water by-pass hose to the EGR cooler assembly and slide the clip to secure it.
    3. Connect the water hose to the EGR cooler assembly and slide the clip to secure it.
  29. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to PROCEDURE - Step 1 [11/2018 - 02/2019] , or refer to PROCEDURE - Step 1 [02/2019 - 08/2020]

  30. INSTALL EXHAUST MANIFOLD 

    Refer to PROCEDURE - Step 2

  31. INSTALL MANIFOLD STAY 

    Refer to PROCEDURE - Step 3

  32. INSTALL NO. 1 EXHAUST MANIFOLD HEAT INSULATOR 
    1. Install the No. 1 exhaust manifold heat insulator to the exhaust manifold with the 5 bolts.

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

  33. INSTALL FLOW SHUTTING VALVE (WATER BY-PASS HOSE ASSEMBLY) 
    1. Install the water hose clamp bracket with the 2 bolts as shown in the illustration.

      Torque: 13 N.m (133 kgf/cm, 10 ft.lbf) 

      GTY742778Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE:

      Temporarily install the bolt (A), and then tighten the 2 bolts in the order of (B) and (A).

    2. Connect the flow shutting valve (water by-pass hose assembly) to the water by-pass outlet sub-assembly and slide the clip to secure it.
      GTY915205Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Paint Mark
      *b 90° (Claw of Clip Location)
      NOTE:
      • Make sure to slide the flow shutting valve (water by-pass hose assembly) until it contacts the hose stopper of the water by-pass outlet sub-assembly.
      • Make sure that the claws of the clip are within the location shown in the illustration.
    3. Connect the flow shutting valve (water by-pass hose assembly) with the bolt.

      Torque: 19 N.m (194 kgf/cm, 14 ft.lbf) 

  34. INSTALL NO. 2 WATER BY-PASS PIPE SUB-ASSEMBLY 
    1. Connect the No. 2 water by-pass pipe sub-assembly with the bolt.

      Torque: 19 N.m (194 kgf/cm, 14 ft.lbf) 

    2. Connect the No. 2 water by-pass pipe sub-assembly to the outlet water by-pass sub-assembly and slide the clip to secure it.
  35. INSTALL COMPRESSOR ASSEMBLY WITH PULLEY 
    1. Using an E8 "TORX" socket wrench, temporarily install the compressor assembly with pulley with the 2 stud bolts.

      Torque: 5.0 N.m (51 kgf/cm, 44 in.lbf) 

    2. Install the compressor assembly with pulley with the bolt and 2 nuts.
      Fig 2: Compressor With Motor Assembly Bolt And Nuts Tightening Sequence
      GTY769374Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut

      Torque: 24.5 N.m (250 kgf/cm, 18 ft.lbf) 

      HINT: 

      Tighten the bolt and nuts in the order shown in the illustration.

  36. INSTALL DRIVE SHAFT BEARING BRACKET 
    1. Install the drive shaft bearing bracket with the 3 bolts.

      Torque: 63.7 N.m (650 kgf/cm, 47 ft.lbf) 

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