Seller notes

Set Of 4 O2 Oxygen Sensors 234-4071 Front/Rear Downstream/Upstream For Ford F150Specification :Brand new set of 4 oxygen sensorsIncludes 4 pcs upstream & downstream oxygen sensorsReplace Part Number: 234-4071,234-4046,SG1814,ES20104 Plug pins: 4-wireConnector gender : MaleMounting style: Threaded-inThread size: M18-1.5 Check its responsiveness to changes in the air/fuel mixture, by Voltage Measurement or Waveform Simulation.Use a 10-mega ohm digital voltmeter. Hook up the voltmeter's red probe t...

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