Learning Center

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  EGR Pressure Sensors - What Are They? How Do They Work?

  Exhaust gas recirculation (EGR) pressure sensors determine the exact pressure within the EGR system...

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  Fuel Tank Pressure Sensors - What Are They? How Do They Work?

  Fuel tank pressure sensors determine the fuel vapor pressure or vacuum within the EVAP system...

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  MAP Sensors - What Are They? How Do They Work?

  Manifold absolute pressure (MAP) sensors determine the intake manifold pressure or vacuum...

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  MAP vs. MAF - What’s the difference?

  Anyone who’s been around cars a while will inevitably hear the acronyms “MAP” or “MAF”, which refer to specific types of sensors in the intake. Pretty much every car we buy today has factory computers that take the readings...

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