MOTORCRAFT PART NUMBERS
Component 2.5L I4 engine
Oil filter FL-910 or FL-2017-B1
PCV valve2
Spark plugs3
Engine air filter element FA-17724
Rear A/C (high voltage battery
cooling) air filter elementFP-51
Cabin air filter FP-66
Low voltage (underhood) battery BXT-96R
1When changing oil filter you must also replace the filter cap O-ring. The
oil filter drain plug O-ring must also be replaced whenever the oil filter
drain plug is removed. Reuse of the O-rings may cause engine oil leakage
and may result in severe engine damage. The customer warranty may be
void for any damage to the engine if the O-rings are not replaced.
2The PCV valve is a critical emission component. It is one of the items
listed inscheduled maintenance informationchapter and is essential
to the life and performance of your vehicle and to its emissions system.
For PCV valve replacement, see your authorized dealer. Refer to
scheduled maintenance informationchapter for the appropriate
intervals for changing the PCV valve.
Replace the PCV valve with one that meets Ford material and
design specifications for your vehicle, such as a Motorcraft or
equivalent replacement part. The customer warranty may be void
for any damage to the emissions system if such a PCV valve is not
used.
3For spark plug replacement, see your authorized dealer. Refer to
scheduled maintenance informationchapter for the appropriate
intervals for changing the spark plugs.
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.
4Failure 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.
2009 Mariner Hybrid(mhv)
Owners Guide, 1st Printing
USA(fus)
Maintenance and Specifications
303
Extensive Idling and/or Low Speed Driving for Long Distances as in Heavy
Commercial Use Such as Delivery, Taxi, Patrol Vehicle or Livery. This
operating condition is for Extensive Maximum A/C or Heater Operation
with engine on in the above listed usage.
Every 5,000 miles, 6 months or
200 hours of engine operation
(whichever comes first)Change engine oil and replace filter
Every 5,000 milesInspect tires and rotate
Inspect wheel ends for end play and noise
Every 60,000 milesReplace spark plugs
As requiredReplace cabin air filter, if equipped
Operating in dusty conditions such as unpaved or dusty roads
Every 5,000 miles, 6 months or
200 hours of engine operation
(whichever comes first)Change engine oil and replace filter
Inspect tires and rotate
Inspect wheel ends for end play and noise
As requiredReplace cabin air filter, if equipped
Replace engine air filter
Replace high voltage battery A/C air filter
Off-road operation
Every 5,000 miles, 6 months or
200 hours of engine operation
(whichever comes first)Change engine oil and replace filter
Inspect tires and rotate
Inspect wheel ends for end play and noise
As requiredReplace cabin air filter, if equipped
Replace engine air filter
Replace high voltage battery A/C filter
2009 Mariner Hybrid(mhv)
Owners Guide, 1st Printing
USA(fus)
Scheduled Maintenance Guide
323
