2000 Ford F-150 NOx Emissions

2000 Ford F-150

Ford F-150 On the 2000 Ford F-150 with the 5.4L engine, the NOx being high is usually most associated with a problem in the EGR System. The NOx means there is too much exhaust gas not being recycled properly and this very well could produce a knock or ping. So, best place to start here is by checking all the vacuum lines to/from the EGR Valve, EGR Pressure Feedback Sensor and EGR Control Solenoid making sure there are no cracks, holes or loose connections (inspect these carefully! This is common, especially at…

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