Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Lost Communication with Multi-axis Acceleration Sensor Module (U0125,U0129)

DESCRIPTION

The occupant detection ECU sends/receives signals to/from each ECU via CAN communication.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
U0125	Lost Communication with Multi-axis Acceleration Sensor Module	CAN communication error between occupant detection ECU and acceleration sensor (CAN communication system malfunction)	CAN communication system
U0129	Lost Communication with Brake System Control Module	CAN communication error between occupant detection ECU and skid control ECU (CAN communication system malfunction)	CAN communication system

CAUTION / NOTICE / HINT

Refer to troubleshooting in CAN Communication System.

Click here

PROCEDURE

1.	GO TO CAN COMMUNICATION SYSTEM

(a) Go to CAN communication system.

Click here

END

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Can Communication System(for Hv Model): Air Conditioning Amplifier Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Air Conditioning Amplifier Communication Stop Mode Any of the following conditions are met: Communication stop for "Air Conditioning Amplifier" is indicated on the "Communication Bus Check" screen of the Techstream. Click here Communication stop histor ...

Toyota Avalon (XX50) 2019-2022 Owners Manual