WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
Measure each camshaft journal diameter in 2 directions.
If out of specification, install new components as necessary. Refer to the appropriate ENGINE
article for the procedure.
Fig 1: Locating Areas For Measuring Camshaft Journal Diameter