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Dual channel air/fuel ratio gauge

  • US 20050122226A1
  • Filed: 12/03/2003
  • Published: 06/09/2005
  • Est. Priority Date: 12/03/2003
  • Status: Active Grant
First Claim
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1. An air/fuel ratio gauge for monitoring an engine exhaust mixture of an engine having a plurality of oxygen sensors, the gauge comprising:

  • a gauge housing;

    a gauge controller disposed within the gauge housing and being in electrical communication with the engine, the gauge controller being operative to receive a sensor voltage output signal from each of the plurality of oxygen sensors; and

    at least two gauge displays, each gauge display being in electrical communication with the gauge controller and an associated oxygen sensor, each gauge display being operative to independently display sensor information representative of the associated oxygen sensor operation.

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