2001 Vw Golf Tdi Monsoon Wiring Diagram Jun 17, · Monsoon Sub Install Directions (Golf / GTI) 1.) Signal. Open your hatch, and open the little trap door on the left side of your trunk where the Monsoon amp and the CD Changer live. If you don't have a changer, this is a bit easier. Look at the Monsoon amp, you will notice that is has two wiring harnesses plugged into it. Unplug them VW Golf mk4 Fuse box and wire connection problems SOLVED What to check if youre getting these errors: 16946 - System Voltage Too Low P0562 - 35-10 - - - Intermittent 00668 - Supply Voltage Terminal 30 16-10 - Signa.. How-To: Replacing Tailgate Wiring Loom - MK5 Golf GTI Jul 12, 2016To avoid confusion I cut the old loom at the hatch side and threaded the new one through to the body. I then only removed the old wiring as I had connected up the replacement as its a long loom with various plugs/connectors. Push the high level brake light cable back in through the hatch and connect up and carefully push light back in.