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Home >> Lexus >> 2006 >> LS 430 >> Repair and Diagnosis >> Body & Frame >> Seats >> Front Power Seat Control System - Diagnostics >> Lumbar Support Switch Circuit >> Circuit Description
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Circuit Description

Pressing the lumbar switch activates the lumbar support motor.

Because the lumbar support switch is not connected to the driver seat ECU, pressing this switch does not operate ECU operations such as the memory function.