Drawing a Line in the Mixture – Honda Linear O2 Sensors

Honda’s Linear Air/Fuel Sensor lets the engine sometimes run on extremely lean air-fuel mixtures for fuel economy. But how does it work, and how did they avoid the emissions problem of NOX? In an odd way, they’re the oldest of the ‘new’ oxy-gen sensors. Honda used a special “linear air/fuel sensor” from 1992 to 1995 […]

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