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

PROCEDURE

1.	CHECK DISPLAY SETTING

(a) Check that the display is not in screen off mode.

OK:

The display setting is not in screen off mode.

CHANGE SCREEN TO SCREEN ON MODE

2.	CHECK IMAGE QUALITY SETTING

(a) Check that the screen color quality can be set.

OK:

Setting is possible.

SET SCREEN COLOR QUALITY TO NORMAL

PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Hybrid/EV Battery Control System Circuit Voltage Below Threshold (P300016)
DESCRIPTION The hybrid vehicle control ECU alerts the driver and performs fail-safe control based on error signals received from the battery voltage sensor. This DTC is stored if the HV battery is discharged excessively or the hybrid control system malfunctions. HINT: If the HV battery voltage has d ...

Toyota Avalon (XX50) 2019-2022 Owners Manual