Challenger 35, Challenger 45 and Challenger 55 Agricultural Tractors Caterpillar

Fuses - Replace

Usage:

45 1DR

Show/hide table

NOTICE

Always replace fuses with the same type and capacity fuse that was removed. Otherwise, electrical damage could result.

Fuses protect the electrical system from damage that is caused by overloaded electrical circuits. Replace a fuse if the element separates. If the fuse of a particular electrical system requires frequent replacement, check the electrical circuit. Repair the electrical circuit, if necessary. The fuses are located in the main fuse panel and in the main distribution panel.

Main Fuse Panel

Show/hide table




Illustration 1	g00323525
The fuses are located below the seat.

In order to access fuse panel (1) , release tabs (2) . Then, remove cover (3) .

Show/hide table

Table 1
Main Fuse Panel
Number	Rating	Color	Description
1	Spare fuse
2	50 Amp	Red	Main Fuse I
3	40 Amp	Orange	Transmission
4	50 Amp	Red	Roading lights
5	50 Amp	Red	Work lights
6	40 Amp	Orange	Main Fuse II
7	40 Amp	Orange	Accessory
8	40 Amp	Orange	Implement socket

Main Distribution Panel

Show/hide table




Illustration 2	g00330885
The main distribution panel is located behind the cover above the right console.

In order to access panel (6) , release latches (4) . Then, remove cover (5) .

Relays are located in the right column. Fuses are located in the left column.

Relays

Show/hide table




Illustration 3	g00331224

Show/hide table

Table 2
Relays
Number	Description
1	Lower front work lights and side work lights
2	Lower, cab mounted rear work lights
3	Upper, cab mounted rear work lights
4	Upper, cab mounted front work lights
5	Power take-off
6	Transmission directional interrupt
7	Brakes
8	Cold start
9	Accessory power
10	Auxiliary power #2
11	Power for the transmission
12	Auxiliary power #1
13	Flasher module
14	NASO/ISO Turn Signal, Flasher converter module
15	NASO/ISO Turn Signal, Flasher converter module
16	Fuel pull-in solenoid
17	Implement power

Fuses

Show/hide table




Illustration 4	g00331293

Show/hide table

Table 3
Fuses
Number	Rating	Color	Description
1	10 Amp	Red	Accessory socket
2	25 Amp	Transparent	Heating and air conditioning control
3	15 Amp	Blue	Wiper/Washer
4	20 Amp	Yellow	Front work lights and middle work lights
5	20 Amp	Yellow	Lower, cab mounted rear work lights
6	15 Amp	Blue	Upper, cab mounted rear work lights
7	15 Amp	Blue	Upper, cab mounted front work lights
8	7.5 Amp	Brown	Right side parking light
9	7.5 Amp	Brown	Left side parking light
10	25 Amp	Transparent	Main work light
11	15 Amp	Blue	Cigar lighter Horn Rotating Beacon
12	15 Amp	Blue	Brake lights
13	15 Amp	Blue	Hazard lights
14	5 Amp	Tan color	Interior lights
15	7.5 Amp	Brown	Movable console
16	20 Amp	Yellow	Seat
17	7.5 Amp	Brown	Power for the radio
18	20 Amp	Yellow	Transmission shift control solenoids (Fuse #1 )
19	20 Amp	Yellow	Transmission FORWARD/REVERSE shift control solenoids (Fuse #2 )
20	15 Amp	Blue	Transmission FORWARD/REVERSE shift control solenoid PTO
21	5 Amp	Tan color	Right side console
22	5 Amp	Tan color	Front Console
23	10 Amp	Red	Control module switch power (VPWR )
24	15 Amp	Blue	Turn signal
25	5 Amp	Tan color	Unswitched battery line + (Memory) (KAPWR)
26	10 Amp	Red	Ignition switch Diagnostic connector
27	15 Amp	Blue	Air inlet heater
28	15 Amp	Blue	High beam roading light
29	15 Amp	Blue	Low beam roading light
30	15 Amp	Blue	Implement monitor