DTC B1212: Front Passenger Door ECU Communication Stop: Description

This DTC is stored if communication between the power window regulator switch assembly and gateway ECU stops for more than 10 seconds.

DTC No.	DTC Detection Condition	Trouble Area
B1212	No communication between power window regulator switch assembly and gateway ECU for more than 10 seconds.	Power window regulator switch assembly Gateway ECU Wire harness