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

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual / Suspension / Tire Pressure Monitoring / Tire Pressure Warning Receiver / Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during tire pressure warning ECU and receiver removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced (for Gasoline Model)

Replacement Part or Procedure	Necessary Procedures	Effects/Inoperative when not Performed	Link
*: When performing learning using the Techstream. Click here
Disconnect cable from battery terminal	Perform steering sensor zero point calibration	Lane Departure Alert System (w/ Steering Control)
		Pre-collision System
		Intelligent Clearance Sonar System*
		Lighting System (for Gasoline Model with Cornering Light)
	Memorize steering angle neutral point	Parking Assist Monitor System
	Memorize steering angle neutral point	Panoramic View Monitor System
Tire pressure warning ECU and receiver	Register transmitter ID Initialize tire pressure warning system	When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates Tire pressure warning function	for Registration for Initialization

Necessary Procedures After Parts Removed/Installed/Replaced (for HV Model)

Replacement Part or Procedure	Necessary Procedures	Effects/Inoperative when not Performed	Link
*: When performing learning using the Techstream. Click here
Disconnect cable from negative auxiliary battery terminal	Perform steering sensor zero point calibration	Lane Departure Alert System (w/ Steering Control)
		Pre-collision System
		Intelligent Clearance Sonar System*
		Lighting System (for HV Model with Cornering Light)
	Memorize steering angle neutral point	Parking Assist Monitor System
	Memorize steering angle neutral point	Panoramic View Monitor System
Tire pressure warning ECU and receiver	Register transmitter ID Initialize tire pressure warning system	When DTC detection conditions of "transmitter ID not received" DTC are met, TPWS indicator blinks for 1 minute, and then illuminates Tire pressure warning function	for Registration for Initialization

CAUTION:

Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system before servicing.

for Gasoline Model: Click here

for HV Model: Click here

NOTICE:

When replacing the tire pressure warning ECU and receiver, read the transmitter IDs stored in the old ECU using the Techstream and write them down before removal.

for HV Model: Click here

for Gasoline Model: Click here

PROCEDURE

1. PRECAUTION

NOTICE:

After turning the engine switch (for Gasoline Model) or power switch (for HV Model) off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

Click here

2. REMOVE ROOF SIDE INNER GARNISH RH

Click here

3. REMOVE TIRE PRESSURE WARNING ECU AND RECEIVER

NOTICE:

Do not drop the tire pressure warning ECU and receiver, strike it with tools or subject it to impact.
If the tire pressure warning ECU and receiver is subjected to an impact, replace it with a new one.

(a) Remove the bolt.

(b) Disengage the 2 guides.

Installation

Tire Pressure Warning System(for Gasoline Model)

See More:

Toyota Avalon (XX50) 2019-2022 Owners Manual > Using the driving support systems: Driving mode select switches
The driving modes can be selected to suit driving condition. Vehicles without AVS (Adaptive Variable Suspension System) Normal mode Use for normal driving. While in Eco drive mode or Sport mode, press the "NORMAL" switch to change the driving mode to normal mode. Eco drive mode Use Eco drive mode t ...