Changing The Engine Air Filter - 6.7L Diesel - Ford F-650 2018 Owner's Manual

Function
License plate lamp
High-mount brake lamp
Map lamp
Dome/reading lamps
Interior visor lamp
Mirror turn signal
Mirror clearance lamp
Front clearance lamps and
front identification lamps
Note: To replace instrument panel lights,
see an authorized dealer.
CHANGING THE ENGINE AIR
FILTER - 6.7L DIESEL
Air Filter Restriction Gauge
WARNING
To reduce the risk of vehicle damage
and/or personal burn injuries do not
start your engine with the air filter
removed and do not remove it while the
engine is running.
Note: Operating your vehicle in heavy
snowfall or extreme rain conditions may
allow excessive amounts of snow or water
into the air intake system. This could plug
or soak the air filter that could cause the
engine to lose power or shut down.
F650750 (TBC) , enUSA, Edition date: 201708, First Printing
Maintenance
Number of Bulbs
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1
2
3
2
2
5
E163372
The restriction gauge, located on the upper
housing of the air filter assembly, measures
the vacuum inside the air filter. The more
the air filter is restricted (dirty, clogged),
the higher the vacuum reading.
Check the air filter restriction gauge
whenever you open the hood to perform
general engine maintenance or at least
every 7,500 miles (12,000 km). If you
operate your vehicle in extremely dusty
conditions, check and reset the gauge at
least every 500 miles (800 km), or two
weeks, whichever comes first. Change the
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