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Home >> Lexus >> 2009 >> LS 600hL >> Repair and Diagnosis >> External Pages >> Different car >> Section 182 (Seats - Front Power Seat Control System Description And Diagnostics) >> Front Power Seat Control System >> DTC B2654 Headrest Sensor Malfunction >> Description

DTC B2654 Headrest Sensor Malfunction: Description

WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.

When the front power seat switch (seat ECU) does not receive a sensor signal despite upward or downward movement of the headrest by power seat motor operation, this DTC is output.

DTC DETECTION CONDITION CHART

DTC Code DTC Detection Condition Trouble Area
B2654 Sensor's upward and downward lock detection position is the same
  • Front power seat switch
  • Front seat headrest adjuster
  • Power seat motor assembly
  • Harness or connector