DTC B2357-87: Wiper Module Missing Message [11/2023 - ]: 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
B2357-87	Wiper Module Missing Message	Detection condition: Auxiliary battery voltage is 9.5 V or more 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 WIPER relay Power distribution box assembly	◦	Main Body

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

DTC Output from

B2357-87

Wiper Module Missing Message

Detection condition:

Auxiliary battery voltage is 9.5 V or more

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
WIPER relay
Power distribution box assembly

◦

Main Body