Excessive Oil Loss or Consumption

1. If oil is leaking:
a. Check engine oil level.
b. Check to ensure drain plug is secure.
c. Check oil pipes for leakage.
d. Check cooler seat gasket, oil filter and oil seal retainer for leakage.
e. Check cylinder head cover, oil pan and oil pump gaskets for leakage.
f. Check cylinder head gasket for leakage.
g. Check oil seals for leakage.
h. Check function of P.C.V.
i. Check to ensure flywheel bolts are secure.
2. If oil is burning:
a. Check to ensure quality of oil.
b. Check valve stem oil seals.
c. Check valve guides and valve stems for wear and damage.
d. Check for damaged cylinder head gasket.
e. Check to ensure proper setting of piston rings.
f. Check piston rings for wear and damage.
g. Check cylinder walls for wear and damage.