XL-7 2WD V6-3.6L (2007)
11. If the engine oil pressure is below specifications, inspect the engine for 1 or more of the following conditions:
a. Oil pump worn or dirty.
b. Oil pump-to-engine block bolts loose.
c. Oil pump screen loose, plugged, or damaged.
d. Oil pump screen 0-ring seal missing or damaged.
e. Oil pump pressure relief valve malfunction.
f.
Engine bearing clearance excessive.
g. Cracked, porous, or restricted oil galleries.