Lincoln Navigator: Engine System - General Information / Valve Stem Diameter. General Procedures
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
-
Measure the diameter of each intake and exhaust valve
stem at the points shown. Verify the diameter is within specification.
Check
NOTE:
Refer to the appropriate Section 303-01 for the specification.
NOTE:
Valve guides tend to wear in an hourglass pattern...
Valve Train Analysis - Engine Off, Valve Cover Removed
NOTE:
The following component inspections are used to diagnose valve train concerns.
Check for damaged or severely worn parts and correct assembly...
Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
Lubricate the O ring with clean engine oil.
Disconnect the electrical connector, remove the retainer
and the turbocharger boost pressure (TCBP) and charger air cooler
temperature (CACT) sensor ...
Special Tool(s) /
General Equipment
307-746Remover, Transmission Wiring Harness Connector
Removal
Remove the main control valve body.
Refer to: Main Control Valve Body (307-01 Automatic Transmission -
10-Speed Automatic Transmission – 10R80, Removal and Installation)...