How to repair Volkswagen Touareg Mk1 and Porsche Cayenne Mk1 dashboards with Minitools SEPDISP27 LCD display

Is Porsche Cayenne instrument cluster display fading? Is VW Touareg LCD screen dimming? Is Porsche Cayenne speedometer display blank?

This is a common issue on Porsche Cayenne 955 / 957 (2002-2010) and Volkswagen Touareg 7L (2002-2010) instrument clusters, and it could be caused either by low or high temperatures that could affect the dashboard, such as when the vehicle is left outside on a very cold or on a very sunny day.

This tutorial shows how to fix VW Touareg 1^st-gen and Porsche Cayenne 1^st-gen instrument panels with red or amber not working LCD display, replacing the latter with Minitools display SEPDISP27.