DTC B2357-87: Wiper Module Missing Message [12/2021 - ]: Description

The main body ECU (multiplex network body ECU) and windshield wiper relay assembly communicate via CXPI communication. The main body ECU (multiplex network body ECU) stores this DTC if communication becomes abnormal.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory	DTC Output from	Priority
B2357-87	Wiper Module Missing Message	Detection condition: Battery voltage is 9.5 V or higher Malfunction Status: Communication malfunction between the main body ECU (multiplex network body ECU) and windshield wiper relay assembly Malfunction Time: 10 seconds or more	Windshield wiper relay assembly Main body ECU (multiplex network body ECU) Harness or connector Windshield washer relay (WIPER)	◦	Main Body	A

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

DTC Output from

Priority

B2357-87

Wiper Module Missing Message

Detection condition:

Battery voltage is 9.5 V or higher

Malfunction Status:

Communication malfunction between the main body ECU (multiplex network body ECU) and windshield wiper relay assembly

Malfunction Time:

10 seconds or more

Windshield wiper relay assembly
Main body ECU (multiplex network body ECU)
Harness or connector
Windshield washer relay (WIPER)

◦

Main Body