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2007 Chevrolet Lumina Repair Question


Topics covered: Engine, Wiring, Oil pressure.
Mileage: 160,000 miles.

Asked on October 11, 2011

Po521 engine oil pressure sensor/swicth range performance

Suddenly showing check engine and I put scanner and showing PO521 engine oil pressure sensor/swicth range performance, what is the solution for this?
Avatar Asked by Jojan Kollattil

Answer

Replied on October 11, 2011

Either you have a wiring problem (check for shorts or damage to wiring) or the sending unit itself is bad.

Tiny Answered by Jacobandnickolas (expert)
57,472 answers provided