Toyota Avalon Service & Repair Manual: Control Module Communication Bus Off (U0073,U0265,U1110)

DESCRIPTION

These DTCs are stored if there is a malfunction in the CAN communication system connected to the parking assist ECU.

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
U0073	Control Module Communication Bus Off	Control module communication bus off	CAN communication system	Parking assist ECU
U0265	Lost Communication with Image Processing Sensor A	Lost Communication with television camera assembly	CAN communication system	Parking assist ECU
U1110	Lost Communication with Clearance Warning ECU	Lost communication with clearance warning ECU assembly	CAN communication system	Parking assist ECU

PROCEDURE

1.	CHECK FOR DTC

(a) Clear the DTCs.

Chassis > Panoramic View Monitor > Clear DTCs

(b) Check for DTCs.

Chassis > Panoramic View Monitor > Trouble Codes

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

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

GO TO CAN COMMUNICATION SYSTEM

USE SIMULATION METHOD TO CHECK

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Toyota Avalon Owners Manual