Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Installation

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

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

8. INSPECT HYBRID TRANSAXLE FLUID

Click here

9. INSPECT FOR HYBRID TRANSAXLE FLUID LEAK

10. INSTALL FRONT FENDER APRON SEAL LH

Click here

11. INSTALL NO. 2 ENGINE UNDER COVER ASSEMBLY

Click here

12. INSTALL NO. 1 ENGINE UNDER COVER

Click here

13. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH

Click here

14. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH

Click here