One problem related to wiper has been reported for the 2005 Lexus LS430. The most recently reported issues are listed below.
My dashboard is a hazardous to me driving bad glare. The dashboard is blistering and melting away and separating from the instrument panel. When I touch the dashboard its starting to crack. Highly disappointed with this Lexus product. I am a loyal customer as well and several members of my family! this is very dangerous and unhealthy for me and other customers expiring the same problems. Vehicle was stationary just faulty poor product used for the dashboards.