LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2008 >> IS F >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Networking >> Multiplex Communication System >> DTC B1206 P/W Master Switch Communication Stop >> Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC B1206 P/W Master Switch Communication Stop: Description

This DTC is detected if communication between the multiplex network master switch and gateway ECU stops for more than 10 seconds

DTC DETECTION CONDITION CHART

DTC No. DTC Detection Condition Trouble Area
B1206 Multiplex network master switch communication stops
  • Multiplex network master switch
  • Wire harness or connector