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Home >> Toyota >> 2020 >> RAV4 XLE, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Hybrid Transaxle System (P710) - Service Information (2 Of 2)) >> Oil Cooler >> Installation [08/2020 - ] >> Procedure

Installation [08/2020 - ]: Procedure

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  1. INSTALL NO. 1 MOTOR COOLING HOSE 

    HINT: 

    Perform this procedure only when replacement of the motor cooling cooler is necessary.

    1. Coat the pipe of the motor cooling cooler with a small amount of ATF as shown in the illustration.
      GTY930880Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      ATF Application Area
    2. Install the No. 1 motor cooling hose to the motor cooling cooler, and slide the clip to secure it.
      GTY854060Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark
      *d Center of Paint Mark
      *e 120°
      Claw of Clip Location
      NOTE:
      • Be careful not to deform the motor cooling cooler.
      • Make sure to align the paint mark of the No. 1 motor cooling hose with the paint mark of the motor cooling cooler.
      • Make sure that the claws of the clip are positioned within the area shown in the illustration.
  2. INSTALL NO. 2 MOTOR COOLING HOSE 

    HINT: 

    Perform this procedure only when replacement of the motor cooling cooler is necessary.

    1. Coat the pipe of the motor cooling cooler with a small amount of ATF as shown in the illustration.
      GTY933017Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      ATF Application Area
    2. Install the No. 2 motor cooling hose to the motor cooling cooler, and slide the clip to secure it.
      GTY901031Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark
      *d Center of Paint Mark
      *e 120°
      Claw of Clip Location
      NOTE:
      • Be careful not to deform the motor cooling cooler.
      • Make sure to align the paint mark of the No. 2 motor cooling hose with the paint mark of the motor cooling cooler.
      • Make sure that the claws of the clip are positioned within the area shown in the illustration.
  3. INSTALL NO. 2 MOTOR COOLING PIPE 
    1. Install the No. 2 motor cooling pipe to the No. 2 motor cooling hose, and slide the clip to secure it.
      GTY901444Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark
      *d Center of Paint Mark
      *e 15°
      Center of Clip Location
      NOTE:
      • Make sure to align the paint mark of the No. 2 motor cooling pipe with the paint mark of the No. 2 motor cooling hose.
      • Make sure that the center of the clip (between the claws of the clip) is within 15° of the center of the paint mark as shown in the illustration.
  4. INSTALL MOTOR COOLING COOLER 
    1. Connect the No. 1 motor cooling hose to the transaxle housing tube connector, and slide the clip to secure it.
      GTY941274Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 0 to 3 mm (0 to 0.118 in.)
      *b 2 to 7 mm (0.0787 to 0.276 in.)
      *c Paint Mark
      *d Rib
      *e Center of Rib
      *f 180°
      Claw of Clip Location
      NOTE:
      • Make sure to align the paint mark of the No. 1 motor cooling hose with the rib of the hybrid vehicle transaxle assembly.
      • Make sure that the claws of the clip are within the location shown in the illustration.
    2. Temporarily install the motor cooling cooler to the No. 1 transmission control cable bracket with the 3 bolts.
      GTY846577Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Tighten the 3 bolts in the order shown in the illustration.

      Torque: 11.5 N.m (117 kgf/cm, 8 ft.lbf) 

    4. Temporarily install the No. 2 motor cooling pipe to the hybrid vehicle transaxle assembly with the oil cooler union bolt and a new gasket.
      GTY912552Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Oil Cooler Union Bolt
      *2 Gasket
    5. Install the No. 2 motor cooling pipe to the hose bracket with the bolt and No. 1 oil cooler tube clamp.
      GTY853686Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 11.5 N.m (117 kgf/cm, 8 ft.lbf) 

    6. Tighten the oil cooler union bolt.
      GTY929606Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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

  5. CONNECT NO. 5 INVERTER COOLING HOSE 

    Refer to PROCEDURE - Step 44 [08/2020 - 12/2021] , or refer to PROCEDURE - Step 44 [12/2021 - ]

  6. INSTALL NO. 1 INVERTER COOLING HOSE 
    1. Install the No. 1 inverter cooling hose to the motor cooling cooler, and slide the clip to secure it.
      GTY927450Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a 2 to 7 mm (0.0787 to 0.276 in.)
      *b Paint Mark
      *c Center of Paint Mark
      *d 120°
      Claw of Clip Location
      NOTE:
      • Check that there is no excessive deformation of the motor cooling cooler pipe before connecting the No. 1 inverter cooling hose.
      • If the motor cooling cooler pipe is deformed replace it because using a deformed pipe can cause coolant leakage.
      • When connecting the No. 1 inverter cooling hose, do not apply excessive force to the motor cooling cooler pipe.
      • Make sure to align the paint mark of the No. 1 inverter cooling hose with the paint mark of the motor cooling cooler.
      • Make sure that the claws of the clip are positioned within the area shown in the illustration.
  7. INSTALL INVERTER WITH CONVERTER ASSEMBLY 

    Refer to INSTALLATION [06/2020 - ]

  8. INSPECT HYBRID TRANSAXLE FLUID 

    Refer to PROCEDURE - Step 6

  9. INSPECT FOR HYBRID TRANSAXLE FLUID LEAK 
  10. INSTALL FRONT FENDER APRON SEAL LH 

    Refer to PROCEDURE - Step 63 [08/2020 - 12/2021] , or refer to PROCEDURE - Step 63 [12/2021 - ]

  11. INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY 

    Refer to PROCEDURE - Step 65 [08/2020 - 12/2021] , or refer to PROCEDURE - Step 65 [12/2021 - ]

  12. INSTALL NO. 1 ENGINE UNDER COVER 

    Refer to PROCEDURE - Step 66 [08/2020 - 12/2021] , or refer to PROCEDURE - Step 66 [12/2021 - ]

  13. INSTALL FRONT FENDER FRONT SPLASH SHIELD RH 

    Refer to PROCEDURE - Step 68 [08/2020 - 12/2021] , or refer to PROCEDURE - Step 68 [12/2021 - ]

  14. INSTALL FRONT FENDER FRONT SPLASH SHIELD LH 

    Refer to PROCEDURE - Step 67 [08/2020 - 12/2021] , or refer to PROCEDURE - Step 67 [12/2021 - ]

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