Lincoln Aviator: Engine System - General Information / General Procedures - Camshaft Surface Inspection
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Inspect the camshaft lobes for pitting or damage in the
active area. Minor pitting is acceptable outside the active area. The
active area includes the opening ramp and closing ramp. The opening ramp
is the point where the lifter just begins to lift until the point it
reaches the nose of the lobe. The closing ramp is the point from the
nose back down to the lash point. The base circle of the camshaft is not
the active area.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
The crankshaft connecting rod journals must be
within specifications to check the connecting rod bearing journal
clearance...
Other information:
This
document provides critical diagnostic knowledge required for successful
repair outcomes. It identifies technical competencies expected by users
of this manual.
Ford Diagnostic Assumptions
Ford
diagnostics assume the vehicle concern described by the test title is
currently present...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Lower the headliner.
Refer to: Headliner - Lowering (501-05 Interior Trim and Ornamentation, Removal and Installation).
Remove the rear temperature sensor...