Lincoln Aviator: Parking Aid - Vehicles With: Rear Parking Aid / General Procedures - Elevation System Check
Check
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Turn the ignition ON, engine OFF.
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Set the parking brake.
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Place the gearshift in REVERSE (R) for rear parking aid sensors.
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Place the gearshift in DRIVE (D) for front parking aid sensors.
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Using a diagnostic scan tool, monitor the parking aid
sensor distance Parameter Identifications (PIDs) to verify no objects
are detected.
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If the audible warning is heard or if the Parameter
Identifications (PIDs) indicate an object is detected, check to make
sure the bumper is correctly installed and is not tilted downward so the
sensor is pointing at the ground. Refer to Diagnosis and Testing.
Check
NOTE:
The object used in this system check can be
fabricated using a 9 cm diameter (3 in I.D.) pipe, 100 cm (39 in) in
length (available as Polyvinyl Chloride (PVC) pipe, or similar from a
hardware or plumbing supply...
Removal
Remove the front bumper cover.
Refer to: Front Bumper Cover (501-19 Bumpers, Removal and Installation).
Remove the front parking aid sensor...
Other information:
WARNING: If your vehicle has
self-leveling air suspension, you must
switch the system off before carrying out
any maintenance or repair. Failure to follow
this warning could result in serious
personal injury or death.
The air suspension system automatically
adjusts to maintain a constant frame height,
allows for ease of vehicle loading, provides
improved vehicle ride, and increased driver
comfort...
Special Tool(s) /
General Equipment
Flat Headed Screw Driver
Removal
NOTE:
Left hand side (LH) shown, right hand side (RH) similar.
Lift the windshield wiper blade and arm assembly off of the windshield.
Rotate the blade towards the windshield until the blade is locked in position...
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