2020 FORD F-450 stop start

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Page 178 of 631

FORD F-450 2020  Owners Manual We recommend the following cold
weather idling guidelines:
•
You can use Motorcraft® cetane
improvers or non-alcohol-based
cetane improvers from a reputable
manufacturer as needed.
• Maintain the

Page 179 of 631

FORD F-450 2020  Owners Manual Operation in Standing Water
Ingestion of water into the diesel engine
can result in immediate and severe
damage to the engine. If driving through
water, slow down to avoid splashing water
into the int

Page 180 of 631

FORD F-450 2020  Owners Manual Note:
The heater is most effective when
outdoor temperatures are below 0°F
(-18°C).
For cold climates that are below 
0°F
(-18°C) needing a temporary battery
installation. Order the cold climate p

Page 187 of 631

FORD F-450 2020  Owners Manual WARNING: Stop refueling after the
fuel pump nozzle automatically shuts
off for the second time. Failure to follow
this will fill the expansion space in the
fuel tank and could lead to fuel
overflowing

Page 188 of 631

FORD F-450 2020  Owners Manual WARNING: Do not remove the fuel
pump nozzle from its fully inserted
position when refueling. WARNING: When refueling always
shut the engine off and never allow
sparks or open flames near the fuel tank

Page 194 of 631

FORD F-450 2020  Owners Manual Readiness for Inspection and
Maintenance (I/M) Testing
Some state and provincial and local
governments may have
Inspection/Maintenance (I/M) programs
to inspect the emission control equipment
on your

Page 197 of 631

FORD F-450 2020  Owners Manual becomes limited to engine idle only once
stopped. In these conditions, be cautious
where you stop your vehicle because you
may not be able to drive long distances
or maintain highway speeds until you

Page 204 of 631

FORD F-450 2020  Owners Manual AUTOMATIC TRANSMISSION
WARNING: Apply the parking
brake, shift into park (P), switch the
ignition off and remove the key before
you leave your vehicle. Failure to follow
this instruction could result