Installation [06/2020 - 08/2020]: Procedure

1. Install the transaxle case protector to the hybrid vehicle transaxle assembly with the clip.
2. Install the 2 bolts.

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

1. Install the transaxle under stopper bracket to the hybrid vehicle transaxle assembly with the 4 bolts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   	Bolt A
   	Bolt B
   	Bolt C

   Torque: 44 N.m (449 kgf/cm, 32 ft.lbf) 

   HINT: 

   Tightening order: Temporarily install bolt (A) → Tighten bolt (B) → Tighten bolt (C) → Tighten bolt (A)

1. Clean and degrease the bolt holes of the hybrid vehicle transaxle assembly.
2. Apply adhesive to 2 or 3 threads on the ends of the 2 stud bolts.

   Adhesive

   Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

   NOTE:

   In order to ensure proper installation of the 2 stud bolts, apply adhesive to the 2 stud bolts and install them within 10 minutes of adhesive application.

3. Using an E8 "TORX" socket wrench, install the 2 stud bolts to the hybrid vehicle transaxle assembly.

   Torque: 30 N.m (306 kgf/cm, 22 ft.lbf) 

1. Install the transaxle housing plug and a new gasket to the hybrid vehicle transaxle assembly.

   Torque: 39.2 N.m (400 kgf/cm, 29 ft.lbf) 

1. Install the 4 wire harness clamp brackets to the hybrid vehicle transaxle assembly with the 4 bolts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Bolt A

   Bolt B

   for bolt A 

   Torque: 20 N.m (204 kgf/cm, 15 ft.lbf) 

   for bolt B 

   Torque: 30 N.m (306 kgf/cm, 22 ft.lbf) 

1. Install the transmission wire to the hybrid vehicle transaxle assembly with the bolt.

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

2. Connect the connector.

1. Temporarily install the hose bracket to the hybrid vehicle transaxle assembly with the 2 bolts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Tighten the 2 bolts in the order shown in the illustration.

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

1. Install the No. 1 transmission control cable bracket to the hybrid vehicle transaxle assembly with the 2 bolts.

   Torque: 12 N.m (122 kgf/cm, 9 ft.lbf) 

Refer to PROCEDURE - Step 4

See step  1

1. Make sure that the knock pins are installed to the engine assembly.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Knock Pin

2. Align the knock pins with the holes in the hybrid transaxle assembly and, while keeping the contact surfaces of the engine assembly and hybrid vehicle transaxle assembly in close contact with one another, temporarily install the bolt (A).

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Bolt A

   NOTE:

   • When tightening the bolts, be sure that the contact surfaces of the engine assembly and hybrid vehicle transaxle assembly are in close contact with one another.
   • Do not apply grease to the inner splines of the transmission input damper assembly or input shaft assembly.
   • Make sure that the wire harness or similar items are not pinched between the contact surfaces.
   • Do not use excessive force when installing the hybrid vehicle transaxle assembly.
   • Make sure to align the hybrid vehicle transaxle assembly so that the input shaft assembly of the hybrid vehicle transaxle assembly will be inserted straight into the inner splines of the transmission input damper assembly.
   • When inserting the input shaft assembly of the hybrid vehicle transaxle assembly into the inner splines of the transmission input damper assembly, do not shake the hybrid vehicle transaxle assembly excessively.
   • When installing the hybrid vehicle transaxle assembly to the engine assembly, make sure to securely fit the knock pins into the knock pin holes.
3. While keeping the contact surfaces of the engine assembly and hybrid vehicle transaxle assembly in close contact with one another, install the 8 bolts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   	Bolt A
   	Bolt B
   	Bolt C
   	Bolt D

   for bolt A and bolt B 

   Torque: 64 N.m (653 kgf/cm, 47 ft.lbf) 

   for bolt C 

   Torque: 46 N.m (469 kgf/cm, 34 ft.lbf) 

   for bolt D 

   Torque: 25 N.m (255 kgf/cm, 18 ft.lbf) 

   HINT: 

   Bolt	Bolt Length
   A and B	50 mm (1.97 in.)
   C	45 mm (1.77 in.)
   D	35 mm (1.38 in.)

1. Install the rear engine mounting bracket to the hybrid vehicle transaxle assembly with the 4 bolts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   	Bolt A
   	Bolt B
   	Bolt C

   Torque: 42 N.m (428 kgf/cm, 31 ft.lbf) 

   HINT: 

   Tightening order: Temporarily install bolt (A) → Tighten bolt (B) → Tighten bolt (A) → Tighten bolt (C)

1. Install the wire harness clamp bracket to the rear engine mounting insulator with the bolt.

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

Refer to PROCEDURE - Step 16

1. Install the transverse engine mounting bracket to the hybrid vehicle transaxle assembly with the 3 bolts.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   	Bolt A
   	Bolt B
   	Bolt C

   Torque: 42 N.m (428 kgf/cm, 31 ft.lbf) 

   HINT: 

   Tightening order: Temporarily install bolt (A) → Tighten bolt (B) → Tighten bolt (C) → Tighten bolt (A)

1. Install the front engine mounting insulator to the transverse engine mounting bracket with the bolt.

   Torque: 72 N.m (734 kgf/cm, 53 ft.lbf) 

Refer to PROCEDURE - Step 6

1. Install the flywheel housing side cover to the engine assembly.

1. Install the starter hole insulator to the engine assembly with the 2 bolts.

   Torque: 46 N.m (469 kgf/cm, 34 ft.lbf) 

1. for 2WD:
   1. Attach the guide to connect the HV air conditioning wire to the hybrid vehicle transaxle assembly.
   2. Install the bolt.

      Torque: 20 N.m (204 kgf/cm, 15 ft.lbf) 

2. for AWD:
   1. Attach the guide to connect the HV air conditioning wire to the hybrid vehicle transaxle assembly.
   2. Install the 2 bolts.

      Torque: 20 N.m (204 kgf/cm, 15 ft.lbf) 

1. Connect the 5 clamps.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Bolt A

   Bolt B

2. Install the 2 bolts.

   for bolt A 

   Torque: 20 N.m (204 kgf/cm, 15 ft.lbf) 

   for bolt B 

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

Refer to PROCEDURE - Step 6

Refer to PROCEDURE - Step 7

Refer to PROCEDURE - Step 21

Refer to PROCEDURE - Step 22

Refer to INSTALLATION [02/2019 - 08/2020]