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

CUSTOMIZE PARAMETERS

CUSTOMIZE SEAT BELT WARNING SYSTEM

NOTICE:

When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubleshooting a function, first make sure that the function is set to the default setting.
These buzzers should be on for safe driving. Perform this procedure only if it is necessary to set the buzzer to off (disabled).

HINT:

The following items can be customized.

(a) Customizing with the Techstream

(1) Connect the Techstream to the DLC3.

(2) Turn the power switch on (IG).

(3) Turn the Techstream on.

(4) Enter the following menus: Customize Setting / Warning.

(5) Select the setting by referring to the table below.

Warning

Tester Display	Description	Default	Setting	ECU
Driver Seatbelt Warning Buzzer Function	Enables sounding of the driver seat belt warning buzzer	ON	$00:OFF,$01:ON	Combination meter assembly
Passenger Seatbelt Warning Buzzer Function	Enables sounding of the front passenger seat belt warning buzzer	ON	$00:OFF,$01:ON	Combination meter assembly
Rear Right Seatbelt Warning Buzzer Function	Function to sound the rear RH seat belt warning buzzer	ON	$00:OFF,$01:ON	Combination meter assembly
Rear Left Seatbelt Warning Buzzer Function	Function to sound the rear LH seat belt warning buzzer	ON	$00:OFF,$01:ON	Combination meter assembly
Rear Center Seatbelt Warning Buzzer Function	Function to sound the rear center seat belt warning buzzer	ON	$00:OFF,$01:ON	Combination meter assembly

HINT:

These settings are only valid when the vehicle is driven at approximately 20 km/h (12 mph) or more.

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Active Noise Control System: UART Communication Between ANC and Audio Amplifier Missing Message (B1AA187)
DESCRIPTION This DTC is stored when an UART communication error occurs between the stereo component equalizer assembly and stereo component amplifier assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA187 UART Communication Between ANC and Audio Amplifier Missing Message Stere ...

Toyota Avalon (XX50) 2019-2022 Owners Manual