10. Reconnect the mass air flow
sensor electrical connector to the
outlet tube. Make sure the locking
tab on the connector is in the
“locked” position (connector shown
from below for clarity).
Note:
Failure to use the correct air filter element may result in severe
engine damage. The customer warranty may be void for any damage to
the engine if the correct air filter element is not used.
MOTORCRAFT PART NUMBERS
Component
5.4L 3V V8 engine
Air filter element
FA-1883
Battery
BXT-65-650 or BXT-65-750
(if equipped)
Fuel filter
FG-1036
2
Oil filter
FL-820-S
Spark plugs
1
1
For spark plug replacement, see your authorized dealer. Refer to
scheduled maintenance information
for the appropriate intervals for
changing the spark plugs.
2
Long wheel base only
Replace the spark plugs with ones that meet Ford material and
design specifications for your vehicle, such as Motorcraft or
equivalent replacement parts. The customer warranty may be
void for any damage to the engine if such spark plugs are not
used.
2009 Navigator
(nav)
Owners Guide, 2nd Printing
USA
(fus)
Maintenance and Specifications
362
