Rick's Free Auto Repair Advice

Posts Tagged: Troubleshoot P1211 or P1212

P1211 P1212 Ford Powerstroke Diesel

Fix code P1211 P1212 Ford Powerstroke Diesel Ford Diesels use oil pressure to drive the high pressure fuel injection system. The engine oil pump not only pumps oil to lubricate engine components, but also pumps oil into a reservoir to be used by the high pressure oil pump. The high pressure oil pump pulls oil from the reservoir and raises the pressure to the point where it can pop open the injectors. The high pressure pump also increases the pressure of the diesel fuel so it can inject into the … Read More


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