Ford F-450 (2017 year). Manual — part 77

Protected components

Fuse amp rating

Fuse or relay number

Not used.

—

21

Auxiliary power point #5 (rear console).

20A

2

22

Run-start.

Not used.

—

23

Cooling fan relay.

—

24

Supplemental air heater bank #3 relay.

Glow plug module power relay.

—

25

Not used.

—

26

Trailer tow battery charge relay.

30A

2

27

Run-start relay.

—

29

4x4 module.

10A

1

30

Adaptive cruise control.

5A

1

31

Run-start.

Anti-lock brake system module.

5A

1

32

Run-start.

Powertrain control module (ISPR).

10A

1

33

Run-start.
Engine control module.
Transmission control module.

Blind spot information system.

10A

1

34

Run-start.
Front camera.
Rear camera.

Not used.

—

35

Blower motor relay.

—

36

Trailer tow battery charge relay.

—

37

A/C compressor clutch relay.

—

38

Horn relay.

—

39

Supplemental air heater bank #2 relay.

—

40

Glow plugs.

25A

2

41

Protected components

Fuse amp rating

Fuse or relay number

Trailer tow lighting module.

40A

2

42

Front blower motor.

40A

2

43

Voltage quality module.

50A

3

44

Body control module.

Active front steering.

60A

3

45

Supplemental air heater bank #2.

50A

3

46

Cooling fan.

50A

3

47

Supplemental air heater bank #3.

Body control module RP1 bus.

50A

3

48

Inverter.

60A

3

49

Body control module RP2 bus.

50A

3

50

Body control module B+ feed.

60A

3

51

Anti-lock brake system pump.

60A

3

52

Supplemental air heater bank #1.

50A

3

53

Trailer brake control module.

30A

2

54

Climate controlled seat module.

30A

2

55

Auxiliary lighting module.

40A

2

56

Power running boards.

30A

2

57

Compressed natural gas fuel control
module relay.

30A

2

58

Anti-lock brake system valve.

30A

2

59

Not used.

—

60

Driver power seat.

30A

2

61

Auxiliary power point #1 (instrument
panel).

20A

2

62

Protected components

Fuse amp rating

Fuse or relay number

Starter motor.

30A

2

63

Auxiliary power point #2.

20A

2

64

Trailer tow lighting module.

30A

2

65

Auxiliary power point #3 (center console).

20A

2

66

Passenger power seat.

30A

2

67

Auxiliary power point #4 (rear media bin).

20A

2

68

4x4 module.

25A

2

69

Not used.

—

70

Not used.

—

71

Trailer tow left hand/right hand stop/turn.

30A

2

72

Not used.

—

73

Not used.

—

74

Fuel pump.

30A

2

75

Not used.

—

76

Wiper motor.

30A

2

77

Not used.

—

78

Power sliding rear window.

30A

2

79

4x4 module.

25A

1

80

4x4 solenoid.

10A

1

81

Power telescoping mirrors.

10A

1

82

Rear heated seats.

20A

1

83

Trailer tow backup lamps.

10A

1

84

Not used.

—

85

Protected components

Fuse amp rating

Fuse or relay number

Not used.

—

86

Not used.

—

87

Multi contour seats.

10A

1

88

Not used.

—

89

Spot light module.

10A

1

90

Upfitter interface module.

10A

1

91

Not used.

—

92

Not used.

—

93

Transmission control module.

15A

1

94

Powertrain control module keep alive
power.

10A

1

95

Rain sensor.

5A

1

96

Not used.

—

97

Alternator sense.

10A

1

98

Trailer tow parking lamps.

30A

1

99

1

Micro fuse.

2

M-type fuse.

3

J-type fuse.

Passenger Compartment Fuse
Panel

The fuse panel is located under the
instrument panel to the left of the steering
column.

Note: It may be easier to access the fuse
panel if you remove the finish trim piece.