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Home >> Lexus >> 2006 >> SC 430 >> Repair and Diagnosis >> Accessories & Equipment >> Memory Modules >> Power Mirror Control System - Diagnostics >> Mirror Facing Direction Is Not Memorized >> Circuit Description
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Circuit Description

When the seat memory M1 or M2 switch is pressed, the multiplex network door ECU front LH (driver door ECU) sends a memory switch status signal to the position control ECU (driver side). Then the position control ECU sends the following to the door ECU front LH and RH: 1) a memory M1 or M2 replay signal, and 2) a driver and passenger seat mirror position replay signal recorded in memory. When the door ECU front LH and RH receive the memory M1 or M2 replay signal, and then receive the driver and passenger seat mirror position replay signal within 1.2 seconds, the door ECU front LH and RH activate the mirror control motors to move the mirrors to the previously recorded positions.