Last Modified: 08-21-2023 6.11:8.1.0 Doc ID: RM100000001AWO0
Model Year Start: 2019 Model: Avalon HV Prod Date Range: [04/2018 -           ]
Title: P710 (HYBRID TRANSMISSION / TRANSAXLE): OIL COOLER: INSTALLATION; 2019 - 2022 MY Avalon HV [04/2018 -        ]

INSTALLATION

PROCEDURE

1. INSTALL NO. 1 MOTOR COOLING HOSE

HINT:

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

(a) Coat the pipe of the motor cooling cooler with a small amount of ATF as shown in the illustration.

ATF Application Area

(b) Install the No. 1 motor cooling hose to the motor cooling cooler, and slide the clip to secure it.

*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

NOTICE:

  • 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.

(a) Coat the pipe of the motor cooling cooler with a small amount of ATF as shown in the illustration.

ATF Application Area

(b) Install the No. 2 motor cooling hose to the motor cooling cooler, and slide the clip to secure it.

*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

NOTICE:

  • 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

(a) Install the No. 2 motor cooling pipe to the No. 2 motor cooling hose, and slide the clip to secure it.

*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

NOTICE:

  • 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

(a) Connect the No. 1 motor cooling hose to the transaxle housing tube connector, and slide the clip to secure it.

*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

NOTICE:

  • 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.

(b) Temporarily install the motor cooling cooler to the No. 1 transmission control cable bracket with the 3 bolts.

(c) Tighten the 3 bolts in the order shown in the illustration.

Torque:

11.5 N·m {117 kgf·cm, 8 ft·lbf}

(d) Temporarily install the No. 2 motor cooling pipe to the hybrid vehicle transaxle assembly with the oil cooler union bolt and a new gasket.

*1

Oil Cooler Union Bolt

*2

Gasket

(e) Install the No. 2 motor cooling pipe to the hose bracket with the bolt and No. 1 oil cooler tube clamp.

Torque:

11.5 N·m {117 kgf·cm, 8 ft·lbf}

(f) Tighten the oil cooler union bolt.

Torque:

35 N·m {357 kgf·cm, 26 ft·lbf}

5. CONNECT NO. 5 INVERTER COOLING HOSE

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: INSTALLATION+

6. INSTALL NO. 1 INVERTER COOLING HOSE

(a) Install the No. 1 inverter cooling hose to the motor cooling cooler, and slide the clip to secure it.

*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

NOTICE:

  • Be careful not to deform the motor cooling cooler.
  • 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

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; HYBRID / BATTERY CONTROL: INVERTER WITH CONVERTER: INSTALLATION

8. INSPECT HYBRID TRANSAXLE FLUID

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; P710 (HYBRID TRANSMISSION / TRANSAXLE): HYBRID TRANSAXLE FLUID: ON-VEHICLE INSPECTION+

9. INSPECT FOR HYBRID TRANSAXLE FLUID LEAK

10. INSTALL FRONT FENDER APRON SEAL LH

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: INSTALLATION+

11. INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY

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12. INSTALL NO. 1 ENGINE UNDER COVER

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: INSTALLATION+

13. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH

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14. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH

Click here 2019 - 2022 MY Avalon HV [04/2018 -        ]; A25A-FXS (ENGINE MECHANICAL): ENGINE ASSEMBLY: INSTALLATION+