Volkswagen Car Alarm Wiring Diagrams - ModifiedLife Whether your an expert Volkswagen car alarm installer, Volkswagen performance fan or a novice Volkswagen enthusiast with a Volkswagen, a Volkswagen car alarm wiring diagram can save yourself a lot of time. One of the most time consuming tasks with installing an after market car alarm, car security, car remote start, automatic remote starter MKIII Central Lock / Alarm Help. - BEEEP BEEEEP BEEEEP BEEEEP MKIII Central Lock / Alarm Help. - BEEEP BEEEEP BEEEEP BEEEEP. What is it? - Its your factory alarm in your MKIII Golf or Jetta. All US cars came with a central locking system and a factory perimeter alarm. And for the the most part, it works fine. Arming itself when you lock the Vw Golf Mk3 Headlight Switch Wiring Diagram | Diagram Vw golf 4 stereo wiring diagram schematics mk4 abs mk4 vw golf wiring diagram general vw headlight wiring diagram database 1987 volkswagen golf vw mk3 1993-1998 Volkswagen Jetta Vehicle Wiring Chart and Diagram Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 1993-1998 Volkswagen Jetta . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle.