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PUMP GP-AUXILIARY SEA WATER 4255412 - Caterpillar


4255412 PUMP GP-AUXILIARY SEA WATER Caterpillar parts C4.4
Rating:
79
Alternative (cross code) number:
CA4255412
425-5412
4255412
Caterpillar 4255412 PUMP GP-AUXILIARY SEA WATER
Weight: 8 pounds 3 kg.

Buy PUMP GP-AUXILIARY SEA WATER 4255412 Caterpillar genuine, new aftermarket tractor parts with delivery
GENERATOR SET,

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$1,814.66

15 Oct 2025

CN: JianRuanMaoY010
Engine Cooling Pump Compatible With Caterpillar Pump 4255412 425-5412 Compatible With Jabsco 29630-1201
WEIJIIAUS ⭐ It can effectively cool the engine and ensure its normal operation. || ⭐ It has good durability and reliability and can work stably for a long time. || ⭐ Can provide enough water pressure to ensure the normal operation of the cooling system. || ⭐ Made of high quality materials, it has excellent wear resistance and corrosion resistance. || ⭐ Low noise during operation, which will not interfere with the working environment and operators.
$899.00

15 Oct 2025

CN: CarTech Direct
425-5412 4255412 Water Pump Compatible for Engine
GENERIC To ensure a successful repair and get your vehicle back on the road safely, you must provide your 17-digit VIN before purchase. Our team will verify exact compatibility to guarantee the part fits your specific vehicle. Without this crucial step, incorrect parts may lead to failed repairs, extended downtime, and unnecessary expenses. Message us with your VIN to confirm fitment and protect your investment. || Part Name:Water Pump || Part Number:425-5412 4255412 || Application:Compatible for Engine
$1,814.66

03 Sep 2025

CN: AnRongW
Engine Cooling Pump Compatible With Caterpillar Pump 4255412 425-5412 Compatible With Jabsco 29630-1201
WHXIDKAUS ⭐ It can effectively cool the engine and ensure its normal operation. || ⭐ It has good durability and reliability and can work stably for a long time. || ⭐ Can provide enough water pressure to ensure the normal operation of the cooling system. || ⭐ Made of high quality materials, it has excellent wear resistance and corrosion resistance. || ⭐ Low noise during operation, which will not interfere with the working environment and operators.
Number on catalog scheme: 9
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Compatible equipment models: 4255412:

GENERATOR SET  C4.4   Caterpillar

Information:

Probable Causes
Air shutoff
Active codes and logged codes
Unstable fuel supply
Electrical connections
Switches
Circuit protection
Engine speed/timing
Table 1
Associated Diagnostic Trouble Codes
J1939 Code CDL Code
3714-31 E992 (3)
3715-31 E991 (3)
3719-0 E995 (3)
3719-16 E995 (2)
5246-0 E1389 (3)
N/A E265
5272–31 E268 (3)
5272–31 E369 (3) Recommended Actions
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 2
Troubleshooting Test Steps Values Results
1. Air Shutoff
A. Check the operation of the air shutoff system.
Air Shutoff
Result: The air shutoff system is operating properly.
Proceed to Test Step 2.
Result: The air shutoff system is not operating properly.
Repair: Repair the air shutoff system. Refer to Troubleshooting, "Air Shutoff - Test" for troubleshooting information.
2. Active Codes and Logged Codes
A. Certain diagnostic codes and/or event codes may cause an engine shutdown. Connect Cat® Electronic Technician (ET) and check for active codes and for logged codes. Troubleshoot any codes that are present prior to continuing with this procedure.
B. Using Cat ET, check for associated diagnostic trouble codes. Refer to Table 1
Codes
Result: There are associated diagnostic trouble codes active or logged.
Repair: Troubleshoot any active or logged associated diagnostic trouble codes before continuing with this procedure.
Result: There are no associated diagnostic trouble codes active or logged.
Proceed to Test Step 3.
3. Electrical Connections
A. Check for the correct installation of the ECM J1/P1 and the J2/P2 connectors. Check for correct installation of the fuel injector connectors.
Connectors
Result: There are suspect connectors.
Repair: Repair connectors that are suspect or replace connectors that are suspect.
Perform the "Wiggle Test" on Cat® ET.
Result: There are no suspect connectors.
Proceed to Test Step 4.
4. Unstable Fuel Supply
If there is an immediate engine shutdown, troubleshoot the electrical connectors before proceeding with this procedure.
A. Inspect the fuel system. Refer to Systems Operation/Testing and Adjusting, "Fuel System - Inspect" for additional information.
Cold weather adversely affects the characteristics of the fuel. Refer to the engine Operation and Maintenance Manual for information on improving the characteristics of the fuel during cold-weather operation.
B. Check fuel quality. Check the fuel tank for debris or foreign objects which may block the fuel supply.
C. Check the filtered fuel pressure while the engine is being cranked.
Fuel
Result: The fuel quality is OK.
Proceed to Test Step 5.
Result: The fuel quality is not OK.
Repair: Replace the fuel. Verify that the repair eliminated the problem.
5. Electrical Connections
A. Check the power and ground connections to the ECM. Refer to Troubleshooting, "Electrical Power Supply - Test".
Electrical Connectors
Result: The electrical connections are OK.
Proceed to Test Step 6.
Result: The electrical connections are not OK.
Repair: Repair or replace the damaged connectors. Verify that the repair eliminated the problem.
6. Switches
A. Check the keyswitch input to the ECM.
B. Check any engine shutdown switches and associated wiring.
Switches
Result: The shutdown switches and wiring are OK.
Proceed to Test Step 7.
Result: The shutdown switches and wiring are not OK.
Repair: Make the necessary repairs, Verify that the repair eliminated the problem.
7. Circuit Protection
A. Inspect the wires and connectors to all circuit protection for the engine.
B. Check the device for circuit protection.
Circuit Protection
Result The circuit protection device is tripped.
Repair: Reset the circuit breakers if the circuit breakers are tripped. If necessary, replace fuses

Caterpillar parts catalog:

Caterpillar parts catalog
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Parts pump Caterpillar catalog:

2307355 PUMP GP-WATER
3054C, 3054E, 312D2, 312D2 GC, 312D2 L, 313D2, 313D2 LGP, 315C, 318D2 L, 414E, 416D, 416E, 416F, 420D, 420E, 422E, 422F, 424D, 428D, 428E, 428F, 430D, 430E, 432D, 432E, 434E, 434F, 442D, 442E, 444E, 9...
2258329 PUMP AS-ENGINE OIL
3054C, 3054E, 312D2, 312D2 GC, 312D2 L, 313D2, 313D2 LGP, 315C, 318D2 L, 414E, 416D, 416E, 416F, 420D, 420E, 420F, 422E, 422F, 424D, 428D, 428E, 428F, 430D, 430E, 430F, 432D, 432E, 432F, 434E, 434F, 4...
2258016 PUMP GP-WATER
3054C, 3054E, 312D2, 312D2 GC, 313D2, 315C, 318D2 L, 414E, 416D, 416E, 420D, 420E, 422E, 424D, 428D, 428E, 430D, 430E, 432D, 432E, 434E, 442D, 442E, 444E, 914G, AP-300, AP-650B, AP-800D, C4.4, CB-434D...
3541672 PUMP GP-WATER
3054C, 3054E, 312D2, 312D2 L, 313D2 LGP, 315C, 318D2 L, 414E, 416D, 416E, 416F, 420D, 420E, 422E, 422F, 424D, 428D, 428E, 428F, 430D, 430E, 432D, 432E, 434E, 434F, 442D, 442E, 444E, 914G, AP-650B, AP-...
1339390 PUMP GP-ENGINE OIL
3054, PS-200B, TH103, TH62, TH63, TH82, TH83
4W4598 PUMP GP-ENGINE OIL
3606, 3608, C280-6, G3606, G3606B
2607094 PUMP GP-FUEL TRANSFER
312D, 312D L, 315D L, 319D, 319D L, 319D LN
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