Porsche Cayenne Navigation PCM 3.1 REPAIR SERVICE , No power, Stuck on logo

PCM unit restarting every 2-3 minutes. PCM Rebooting/Map Not Loading. Porsche pcm 3.1 reset. Porsche pcm hard reset. PCM not working. Porsche pcm repair. Porsche pcm 3.1 repair. Porsche pcm wont turn on.

eBay