Porsche 928 Power Window Switch Wiring. Page 2 current flow diagram wiring type 928 usa model 82 wire connectors - one-pole a - near turn signal left b. This is a small sub-set of the full document - Porsche 928 Electrics.
Im installing new URO window switches. I found that when toggling the switch the side switching to the ground 1-4 or 2-x would not properly seat itself back. Its located on the drivers side and its connecting wires are prone to damage from spilled beverages or rain when the drivers side window is open.
My power window switch needs.
Porsche 928 Window Switches may stop functioning as time goes by because of excessive use water damage or corroded wiring. It could be faulty. All wires and lengths are exactly or almost like stock original down to the last detail. Step 2 Check the window switch.