The IPR (Injection Pressure Regulator) Valve is responsible for controlling the output pressure of the high pressure oil pump. Failure of the IPR valve can cause a multitude of driveability symptoms including no-start conditions. If metal shavings are found on the inlet screen of the IPR high pressure oil pump failure may be imminent. Excessive buildup of shavings on the IPR inlet screen will cause the screen to collapse which will allow particles into the IPR valve causing it to jam. We guarantee our parts to be as described by part number, picture, and verbiage. While we do our best, vehicle applications, however, simply cannot be guaranteed. In most cases, we do not generate application lists. It is the nature of the auto parts business that, in rare cases, a part will not be correct f.
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