DTC B1206: P/W Master Switch Communication Stop [08/2015 - ]: Description

This DTC is stored when LIN communication between the power window regulator master switch assembly and main body ECU (multiplex network body ECU) stops for 10 seconds or more.

DTC No.	DTC Detection Condition	Trouble Area
B1206	No communication between power window regulator master switch assembly and main body ECU (multiplex network body ECU) for 10 seconds or more.	Power window regulator master switch assembly Main body ECU (multiplex network body ECU) Instrument panel junction block assembly Wire harness or connector ECU-B NO. 2 fuse