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Home >> Lexus >> 2008 >> IS 250 AWD >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 40 (Networking) >> Multiplex Communication System >> DTC B1289 Passenger Seat ECU Communication Stop >> System Description
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System Description

WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.

This DTC is detected if communication between the front power seat switch RH and gateway ECU stops for more than 10 seconds

DTC DETECTION CONDITION CHART

DTC No DTC Detection Condition Trouble Area
B1289 Front power seat switch RH communication stops
  • Front power seat switch RH
  • Wire harness or connector
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