Replace the hose if you find any.
Ford f150 dpfe sensor replacement.
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Ford dpfe sensors should read between 45 and 55 volts.
The sensor monitors and measures the pressure with the egr valve.
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Look for cracks or tears.
As you do this take care to also disconnect the wire harness holding it place.
While you can take the truck in to have the dpfe sensor replaced it s a fairly easy component to update yourself.
This prevents the valve from malfunctioning and allowing too much exhaust into the intake manifold at one time.
The differential pressure feedback exhaust sensor or dpfe sensor is part of the vehicle s exhaust gas recirculation egr system.
Bad dpfe sensor symptoms.
Using a digital voltmeter check for voltage on the brown light green wire.
If the sensor is not within the appropriate range the sensor is faulty and should be replaced.
There are many different signs to look for when you are confronted with a bad dpfe sensor.
Step 2 check the operation of the dpfe with the engine off key in the run position.
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How to troubleshoot ford egr.
Step 1 check the condition of the vacuum hoses going to the dpfe sensor and the evr.
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All other makes should read between 0 8 and 1 0 volts.