Fuse or relay
number
Fuse amp
rating
Protected components
35
—
Not used
36
—
Rear seat relay
37
—
Right trailer tow stop/turn lamps
relay
38
—
Not used
39
40A**
Cooling fan (vehicles with trailer
tow)
60A**
Cooling fan (vehicles without
trailer tow)
40
40A**
Cooling fan (trailer tow only)
41
—
Not used
42
30A**
Passenger seat
43
25A**
Anti-lock brake system valves
44
—
Rear washer relay
45
5A*
Rain sensor
46
—
Not used
47
—
Not used
48
—
Not used
49
—
Not used
50
15A*
Heated mirror
51
—
Not used
52
—
Not used
53
—
Left trailer tow stop/turn lamps
relay
54
—
Not used
55
—
Wiper relay
56
—
Not used
57
20A*
Left high-intensity discharge
headlamps
58
10A*
Alternator sensor
59
10A*
Brake on/off switch
60
—
Not used
Fuses
243
2014 MKX
(mkx)
Owners Guide gf, 1st Printing, November 2013
USA
(fus)