Section 161 (Power Mirror Control System - Diagnosis)

WARNING: This page is about a different car, the 2004 Lexus ES 330. However, it is still accessible from the selected car via links, so may be relevant.

How To Proceed With Troubleshooting
Customer Problem Analysis Check
Location
Terminals Of Ecu
Problem Symptoms Table
Mirror Switch Circuit
Mirror Motor Circuit
Mirror Position Sensor Circuit (W/ Memory)