Note:
Do not reuse the exhaustmanifold-to-cylinder head gaskets. Uponinstallation of the exhaust manifold, install a NEW gasket. Animproperly installed gasket or leaking exhaust system may effectOn-Board Diagnostics-(OBD) II systemperformance.Remove the oxygen sensor prior to cleaning the manifold. Donot submerge the oxygen sensor in cleaning solvent.Remove the oxygen sensor-(3) from themanifold.Clean the exhaust manifold-(2) in solvent.Warning:Refer toSafety Glasses Warning.
Dry the exhaust manifold with compressed air.Inspect the heat shield-(1) for damage.Use a straight edge and a feeler gauge and measure theexhaust manifold mounting face-(1) for warpage.
An exhaust manifold face with warpage in excess of0.25-mm(0.0100-in)may cause an exhaust leak andmay effect OBD II system performance. Exhaust manifolds not withinspecifications must be replaced.
What Fuel to Use in the U.S. (Diesel)
Use of diesel fuel with ultra low
sulfur content (15 ppm, maximum) is
required. Look for service station
fuel dispensers with this label in
green:
The diesel fuel must meet ASTM
International specification D 975,
Grades No. 2-D or No. 1-D S15,
also known as Ultra Low Sulfur
Diesel. Cont ...