Ford F-650/750 (2018 year). Manual - part 41

Protected Components

Fuse Rating

Fuse or Relay

Number

Passenger compartment fuse panel run/
start feed.

20A

2

56

Fuel pump.

Relay

57

Wiper relay.

5A

2

58

Chassis solenoid relay.

5A

2

59

Air ride seat compressor relay.

Not used.

—

60

Not used.

—

61

Not used.

—

62

Chassis solenoids.

10A

2

63

Not used.

—

64

Cargo box lamp.

10A

2

65

Fuel pump.

30A

2

66

Not used.

—

67

Fuel pump relay coil.

10A

2

68

Not used.

—

69

Trailer tow or body builder backup lamps.

10A

2

70

Not used.

—

71

Powertrain control module relay coil.

10A

2

72

Keep-alive power.

Hydromax monitor.

5A

2

73

Chassis solenoids.

Relay

74

Not used.

—

75

Not used.

—

76

Brake switch isolation (hydraulic brakes).

Relay

77

Not used.

—

78

Protected Components

Fuse Rating

Fuse or Relay

Number

Not used.

—

79

Not used.

—

80

Not used.

—

81

Auxiliary power point #2.

20A

1

82

Auxiliary power point #1.

20A

1

83

Driver air ride seat compressor.

20A

1

84

Hydromax pump.

60A

1

85

Anti-lock brake system modulator valves.

30A

1

86

Not used.

—

87

Not used.

—

88

Starter motor

40A

1

89

Trailer battery feed (air brakes).

30A

1

90

Trailer tow battery charge (hydraulic
brakes).

Cargo box lamp.

Relay

91

Not used.

—

92

Not used.

—

93

Upfitter relay #1.

25A

1

94

Upfitter relay #2.

25A

1

95

Anti-lock brake system pump (hydraulic
brakes).

60A

1

96

Not used.

—

97

Not used.

—

98

Instrument panel 110 volt power inverter.

40A

1

99

Trailer tow turn lamp relays.

30A

1

100

Protected Components

Fuse Rating

Fuse or Relay

Number

Starter.

Relay

101

Trailer tow battery charge relay (U-Haul).

Relay

102

Trailer tow battery feed (air brakes).

Trailer tow right hand side turn and stop
lamps.

Relay

103

Trailer tow left hand side turn and stop
lamps.

Relay

104

Not used.

—

105

Trailer tow backup lamps relay.

Relay

106

Passenger air ride seat compressor relay.

Relay

107

1 

J-case fuse.

2 

Mini fuse.

Passenger Compartment Fuse
Panel

The fuse panel is in the passenger footwell.
Remove the panel cover to access the
fuses.

Pull the fuse panel cover toward you to
remove it. When the clips of the panel
disengage, let the panel fall easily.

Use the provided fuse puller tool to remove
a fuse. It is on the fuse panel cover.

E163102

Protected Components

Fuse Rating

Fuse or Relay Number

Left front window motor.

30A

1

Upfitter relay #4.

15A

2

Right front window motor.

30A

3

Interior lamps.

10A

4

Not used (spare).

20A

5

Not used (spare).

5A

6

Power mirror switch.

7.5A

7

Not used (spare).

10A

8

Upfitter relay #3.

10A

9

Not used (spare).

10A

10

Ford telematics battery feed.

10A

11