Fuses - Protect the electrical system from damage that is caused by overloaded circuits. Replace the fuse if the element separates. If the element of a new fuse separates, check the circuit. Repair the circuit, if necessary.
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Replace the fuses with the same type and size only. Otherwise, electrical damage can result. If it is necessary to replace fuses frequently, an electrical problem may exist. Contact your Caterpillar dealer |
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| Illustration 1 | g06329676 |
The fuse panel is located behind the seat on the right side.
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| Illustration 2 | g06406020 |
Remove the cover to access the fuse panel.
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| Illustration 3 | g06299601 |
The following is a list of the fuses in the panel:
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Fuel Pump Relay Power (1) - 15 Amp |
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Backup Alarm/Stop Lamp (2) - 15 Amp |
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Work Tool Water Tank (3) - 15 Amp |
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Power Port (4) - 10 Amp |
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Work Tool/High Flow Enable/Aux. Hydraulic Cooler (5) - 10 Amp |
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Horn (6) - 10 Amp |
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Backup Camera (7) - 10 Amp |
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ILEV/Ride Control (8) - 15 Amp |
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Front Working Lights (9) - 15 Amp |
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Key Switch (10) - 15A |
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Radio (11) - 10A |
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Machine ECM (12) - 30A |
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Product Link Radio (13) - 15A |
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Rear Work Lights/Beacon (14) - 15A |
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Air Ride/Heated Seat (15) - 20 Amp |
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Engine ECM Key Switch / LRC Throttle Actuator (16) - 15A |
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Air Conditioning Condenser Fan (17) - 20 Amp |
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Wiper / Washer (18) - 15 Amp |
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Air Conditioning Blower / Compressor (19) - 20 Amp |
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Roading Lights (20) - 15 Amp |
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NOx Sensor (21) - 10 Amp |
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(A) - Engine ECM Control Module Power |
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(B) - Stop Lamp |
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C - High Flow Enable / Auxiliary Hydraulic Cooler |
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D - Auxiliary electrical control “AUX7 (Trigger)” |
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E - ILEV/Ride Control |
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F - Auxiliary Electrical Control “AUX4 (C+)” |
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G - Backup Alarm |
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H - Auxiliary Electrical Control “AUX3 (C−)” |
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I - Fuel pump |
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J - Auxiliary Electrical Control “AUX5 (C2)” |
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K - Horn |
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L - Auxiliary Electrical Control “AUX6 (C1)” |
If an optional Auxiliary Hydraulic Cooler is installed, a 60A fuse will be located in an in-line fuse holder near the power relay modules.
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| Illustration 4 | g06329737 |
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(A) First pair
(B) Second pair | |
To change these fuses, push up on the locking tab on the fuse cover. Pull the cover away from the back of the cab.
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| Illustration 5 | g06300038 |
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Main Power Relay Module-1 (Unswitched) Fuse (22) - 30 Amp |
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Main Power Relay Module-1 (Switched) Fuse (23) - 50 Amp |
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Main Power Relay Module-2 (Unswitched) Fuse (24) - 30 Amp |
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Main Power Relay Module-2 (Switched) Fuse (25) - 50 Amp |
Fuses Inside Engine Compartment
The main fuse is a 100 Amp buss bar style fuse. The fuse is mounted to the engine bay wall and is located near the battery. Disconnect the negative battery cable at the battery connection before you replace this fuse.