Lincoln Nautilus: Information and Entertainment System - General Information - Vehicles With: SYNC 4 / Speaker Audio Test. General Procedures
Activation
NOTE:
The procedure used to download the audio files varies, depending on the web browser used.
-
Using a suitable web browser, download all of the diagnostic sound tracks to a suitable USB drive.
Check
NOTE:
If there is a concern with one of the following components
and Bezel Diagnostics cannot be accessed, obtain the module part number
by referencing the label attached to the module...
Removal
Lower the headliner.
Refer to: Headliner - Lowering (501-05)
.
NOTE:
For active noise cancellation microphone bezel installation issues see headliner removal and installation...
Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
All vehicles
Remove the rear bumper cover.
Refer to: Rear Bumper Cover (501-19)
.
Vehicles without trailer tow
Remove the rear bumper...
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.
Valve Train Analysis - Camshaft Lobe Lift
Remove the spark plugs...