looking at the ZR-7 ignition switch wiring diagram, the grey ignition wire from the cdi to the switch in the on position is connected to what? The diagram just has a - mark. Example: Brown (ignition) is connected to white (battery) in on position. White/black (battery) is connected to white/green (tail 3) in on position. Gray (ignition) is connected to - (ignition) What is - ? Ground? Any help appreciated.