Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Lost Communication with Panoramic View Monitor Control Module (U023B)

DESCRIPTION

These DTCs are stored if there is a malfunction in the CAN communication system connected to the television camera assembly.

HINT:

If CAN communication system DTCs are stored, they may also be stored in other systems.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	DTC Output from
U023B	Lost Communication with Panoramic View Monitor Control Module	Lost Communication with parking assist ECU	CAN communication system	Television camera assembly

PROCEDURE

1.	CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Parking Assist Camera > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Chassis > Parking Assist Camera > Trouble Codes

HINT:

If CAN communication system DTCs are stored, they may also be stored in other systems.
If the CAN communication system has been inspected and repaired in other systems, the DTCs will not be output when rechecking for DTCs.
If these DTCs are output frequently, duplicate the conditions that cause the problem symptoms and perform troubleshooting again, even if the DTC was not output when rechecking for DTCs.
Click here

Result	Proceed to
DTCs are output	A
No DTCs are output	B

GO TO CAN COMMUNICATION SYSTEM

USE SIMULATION METHOD TO CHECK

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Intelligent Clearance Sonar System(for Gasoline Model): Fr Sensor Initialization Incomplete (C1AF3)
DESCRIPTION When it is judged that the front sensors have not been initialized, the clearance warning ECU assembly stores DTC C1AF3. DTC No. Detection Item DTC Detection Condition Trouble Area C1AF3 Fr Sensor Initialization Incomplete Front sensor not initialized Initialize front sensor Clearance wa ...

Toyota Avalon (XX50) 2019-2022 Owners Manual