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Home >> Lexus >> 2003 >> LS 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Memory Positioning Systems >> Testing and Inspection >> Power Seat Control System >> Component Tests and General Diagnostics >> Power Source Circuit

Power Source Circuit

CIRCUIT DESCRIPTION

This circuit provides power to operate the driver seat ECU.

The power seat switch is built into the driver seat ECU.

However, the lumber support switch and the seat cushion switch are separated.

Wiring Diagram:






Step 1 - 2:




Step 3:




INSPECTION PROCEDURE