Toyota Avalon (XX50): Water Pump With Motor

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Engine / Hybrid / Battery Control / Water Pump With Motor

Components

COMPONENTS

ILLUSTRATION

*1

NO. 1 ENGINE UNDER COVER

*2

FRONT WHEEL OPENING EXTENSION PAD LH

*3

FRONT WHEEL OPENING EXTENSION PAD RH

-

-

N*m (kgf*cm, ft.*lbf): Specified torque

-

-

ILLUSTRATION

*1

INVERTER WATER PUMP ASSEMBLY

*2

NO. 2 INVERTER COOLING HOSE

*3

NO. 3 INVERTER COOLING HOSE

-

-

N*m (kgf*cm, ft.*lbf): Specified torque

-

-

Installation

INSTALLATION

PROCEDURE

1. INSTALL INVERTER WATER PUMP ASSEMBLY

(a) Connect the No. 2 inverter cooling hose and No. 3 inverter cooling hose to the inverter water pump assembly and slide the 2 clips to secure them.

NOTICE:

  • To prevent foreign matter from entering the inverter water pump assembly and inverter cooling system, do not remove the pieces of cloth from the pipes and disconnected hoses until installation.
  • If the inverter water pump assembly has been struck or dropped, replace it.

HINT:

  • Make sure to align the alignment marks of the hoses with the ribs of the inverter water pump assembly.
  • Make sure that the clips are positioned as shown in the illustration.

*1

No. 2 Inverter Cooling Hose

*2

No. 3 Inverter Cooling Hose

*a

Alignment Mark (Pink)

*b

Alignment Mark (Yellow)

*c

Rib

*d

2 to 7 mm (0.0787 to 0.276 in.)

*e

Up

*f

Front of Vehicle

*g

RH Side

(b) Temporarily install the inverter water pump assembly to the fan shroud assembly with the 2 bolts.

(c) Fully tighten the 2 bolts.

Torque:

7.0 N·m {71 kgf·cm, 62 in·lbf}

NOTICE:

As overtightening the bolts may damage the fan shroud assembly, make sure to use a torque wrench.

(d) Connect the inverter water pump assembly connector.

NOTICE:

If a dustproof cap is installed to the inverter water pump assembly connector, do not remove it until the connector is to be connected.

2. ADD COOLANT (for Inverter)

Click here

3. INSPECT FOR COOLANT LEAK (for Inverter)

Click here

4. INSTALL NO. 1 ENGINE UNDER COVER

Click here

5. INSTALL FRONT WHEEL OPENING EXTENSION PAD LH

Click here

6. INSTALL FRONT WHEEL OPENING EXTENSION PAD RH

Click here

Removal

REMOVAL

PROCEDURE

1. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH

Click here

2. REMOVE FRONT WHEEL OPENING EXTENSION PAD RH

Click here

3. REMOVE NO. 1 ENGINE UNDER COVER

Click here

4. DRAIN COOLANT (for Inverter)

Click here

5. REMOVE INVERTER WATER PUMP ASSEMBLY

(a) Disconnect the inverter water pump assembly connector.

To prevent coolant from entering the inverter water pump assembly connector, perform the following procedure.

NOTICE:

Apply insulating tape to the connectors of the wire harness and inverter water pump assembly.

(b) Remove the 2 bolts to remove the inverter water pump assembly from the fan shroud assembly.

(c) Slide the 2 clips and disconnect the No. 2 inverter cooling hose and No. 3 inverter cooling hose to remove the inverter water pump assembly.

NOTICE:

  • Put pieces of cloth into the pipes and disconnected hoses or cover the pipes and hoses with plastic bags to prevent foreign matter from entering the inverter water pump assembly and inverter cooling system.
  • Do not apply excessive force to the hoses.
  • If the inverter water pump assembly has been struck or dropped, replace it.

*1

No. 2 Inverter Cooling Hose

*2

No. 3 Inverter Cooling Hose

Sub Radiator

Power Source, Network

See More:

Toyota Avalon (XX50) 2019-2022 Owners Manual > Steps to take in an emergency: If the electronic key does not operate properly
If communication between the electronic key and vehicle is interrupted or the electronic key cannot be used because the battery is depleted, the smart key system and wireless remote control cannot be used. In such cases, the doors and trunk can be opened and the engine can be started by following t ...

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

© 2026 Copyright engine.tavalon.net
0.1322