What are the wiring colors for a VW Jetta Monsoon amp? What are the wiring colors for a VW Jetta Monsoon amp? According to the Bentley VW service manual, Jetta/Golf Monsoon Amps from May 1999 thru 2002 year model have these wiring colors: Front Amp Wiring Diagram For Monsoon Amp Vw - readingrat Apr 05, 20172004 jetta monsoon amp wiring diagram. 2004. discover your wiring at wiring diagram. Wiring Diagram For Monsoon Amp Vw One of many most challenging automotive repair duties that the mechanic or repair-shop may tackle will be the wiring, or rewiring of a car’s electrical system. The problem primarily is the fact that every car differs.