Crownline Boat Wiring Diagram. It is used to wire the boat fuel gauge senders to the gauge. Crownline ccr 210 wiring diagram. Wiring the Stereo This Weekend Boats, Accessories & Tow Vehicles from www.wakeworld.com Crownline ccr 210 wiring diagram. Shown here on a 215 ss, but is applicable to all. Make sure the tach is […]