Toyota Avalon (XX50) 2019-2022 Service & Repair Manual: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Wiper and Washer System

DTC No.	Detection Item	DTC Output from
B1245	Lost Communication with Wiper ECU LIN	Main body ECU (multiplex network body ECU)
B1370	ECU Malfunction	Windshield wiper motor assembly
B1372	Wiper Switch Signal Mismatch between LIN and Line	Windshield wiper motor assembly
B1373	Lost Communication with Wiper System LIN BUS	Main body ECU (multiplex network body ECU)

Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Can Communication System(for Gasoline Model): System Description
SYSTEM DESCRIPTION BRIEF DESCRIPTION (a) The Controller Area Network (CAN) is a serial data communication system for real time application. It is a vehicle multiplex communication system which has a high communication speed and the ability to detect malfunctions. (b) Using the CANH and CANL bus line ...

Toyota Avalon (XX50) 2019-2022 Owners Manual