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Home >> Lexus >> 2001 >> LS 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Body and Frame >> Seats >> Memory Positioning Systems >> Testing and Inspection >> Power Seat Control System >> Component Tests and General Diagnostics >> Lumbar Support Switch and Motor Circuit
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Lumbar Support Switch and Motor Circuit

CIRCUIT DESCRIPTION

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

Wiring Diagram:






Steps 1 - 2:




INSPECTION PROCEDURE


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