This post walks v the process of instead of the oxygen sensor on her Ford F-150 or at sight Duty.

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This article uses to the Ford F-150 (2004-2014) and also the F-250, F-350 (2005-2014).

If your check engine light goes on but you don"t notification any symptoms, you have to use a password reader to recognize the resource of the problem. If the trouble password in her PCM"s storage reads P0131, P0133, P0151, or P0153, you can be having actually trouble with your vehicle"s oxygen sensor. The oxygen sensor is a clever small component that keeps track of your engine"s exhaust and promotes specific distribution that oxygen, nitrogen, and fuel. For this reason, poor gas mileage have the right to be both a symptom and also a problematic result of a faulty oxygen sensor. This component can it is in expensive come professionally replace, for this reason you can want to effort a DIY project if you room able to.


Materials NeededO2 sensorpenetrating oilO2 sensor socketthread chaserfloor jacktwo jack stands

Step 1 - apply penetrating oil to the O2 sensor and also let that soak

Locate the faulty O2 sensor which have to be positioned in the exhaust manifold just prior to or just after the catalytic converter. As soon as you have actually located the faulty sensor, drench that in penetrating oil, permitting it to soak for at least 24 hrs prior to performing the task. This will aid you eliminate it later on by make it substantially looser.

Figure 1. Oxygen sensor location.

Step 2 - Park and raise her vehicle

Be certain to park your car on level ground, and also put it in neutral prior to proceeding to raise her truck, using a floor jack and jack stands for support. Keep the parking brake on and rear wheel locked for safety and security while girlfriend lift the prior of the truck.

Figure 2. Truck, secured v jack stands.

Step 3 - object the O2 socket onto the O2 sensor

Unscrew the faulty O2 sensor by utlizing the socket and thread chaser.

figure 3. An O2 sensor.

Step 4 - Disconnect the connectors on peak of the transmission

The connectors space blue and also look just like those in number 4. Merely pinch the connectors on one of two people side and also pull castle apart.

Figure 4. Disconnect the O2 sensor.

Step 5 - remove the protective cap from the brand-new sensor

Remove the protective cap that the new sensor comes with.

Figure 5. Eliminate the protective cover.

Step 6 - thread the new sensor right into the old sensor"s place

Reverse step 3. Thread the brand-new sensor in the same location the old sensor was with a socket and a thread chaser.

Figure 6. Thread the brand-new sensor into place.

Step 7 - attach the brand-new connector just over the transmission

The new connector should click right right into place whereby the old connector offered to be. As soon as the sensor has been removed, instead of it is merely a issue of putting new equipment where the faulty devices was initially positioned.

Figure 7. Attach the O2 sensor.

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Pro Tip

Having a malfunctioning oxygen sensor could reason you come fail state emissions. If this component continues to require replacing, it can be the sign of a an ext serious difficulty with your exhaust system.

Featured Video: exactly how to replace an Oxygen (O2) Sensor

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