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Resources - FAQs - Detail

FAQ ANSWER DETAIL


What Are These Colored Wires On My Full Sweep Electric Boost/Vac Gauge For?

  • Red = key on power supply.
    *Must stay powered on during cranking of starter. Failure to do so may cause mis-calibration of gauge
  • Black = common chassis ground
  • White (Cobalt, C2, Lunar, & NV series only) = dash lighting power
  • Gray, Purple, & Black = communication between sender and gauge