2019 FORD F-550 lock

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Page 328 of 666

FORD F-550 2019  Owners Manual Protected Component
Fuse Rating
Fuse or Relay
Number
Not used.
—
1
Memory seat switch (lumbar power).
7.5A 1
2
Driver door unlock relay.
20A 1
3
Aftermarket electronic brake controller.
5A 1
4
Trail

Page 329 of 666

FORD F-550 2019  Owners Manual Protected Component
Fuse Rating
Fuse or Relay
Number
Active front steering module.
7.5A 2
20
Head-up display.
5A 2
21
Humidity sensor.
Upfitter switch.
5A 2
22
Run/Start.
PTO relays.
Accessory delay.

Page 332 of 666

FORD F-550 2019  Owners Manual GENERAL INFORMATION
Have your vehicle serviced regularly to help
maintain its roadworthiness and resale
value. There is a large network of
authorized dealers that are there to help
you with their prof

Page 338 of 666

FORD F-550 2019  Owners Manual Do not use supplemental engine oil
additives because they are unnecessary
and could lead to engine damage that may
not be covered by the vehicle Warranty.
Only use oils certified for gasoline engines

Page 339 of 666

FORD F-550 2019  Owners Manual Note:
 If the oil level is between the
maximum and minimum marks, the oil level
is acceptable.  Do not add oil.
Note: The oil consumption of new engines
reaches its normal level after approximately
3,

Page 343 of 666

FORD F-550 2019  Owners Manual Adding Coolant
WARNING: Do not remove the
coolant reservoir cap when the engine is
on or the cooling system is hot. Wait 10
minutes for the cooling system to cool
down. Cover the coolant reservoir cap

Page 347 of 666

FORD F-550 2019  Owners Manual It is very important to use prediluted
coolant approved to the correct
specification to avoid plugging the small
passageways in the engine cooling system.
See Capacities and Specifications
(page 431).

Page 348 of 666

FORD F-550 2019  Owners Manual Alcohol and other liquids can cause engine
damage from overheating or freezing.
Do not add extra inhibitors or non-specified
additives to the coolant. These can be
harmful and compromise the corrosion