Lincoln Aviator: Engine System - General Information / General Procedures - Valve Stem Diameter
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.
The ball gauge can be inserted into the combustion chamber side of the
valve guide, if necessary...
Other information:
Inspection and Verification - Engine Performance
NOTE:
There are 2 diagnostic paths that can be followed depending
on the type of engine concern. Carry out Inspection and Verification -
Engine Performance or Inspection and Verification - NVH.
Some engines and
transmissions are equipped with PTLP (powertrain limiting and
protection) strategy that will limit power under various conditions to
protect the engine and the transmission...
Activation
WARNING:
Before beginning any service procedure in this section,
refer to Safety Warnings in section 100-00 General Information. Failure
to follow this instruction may result in serious personal injury.
NOTE:
The driver and passenger seat Belt-Minder® deactivating/activating can be carried out using the scan tool...