CATEngine Parts

438-5385-316-9954 Fuel Water Separator — Cat C15 C11

This fuel water separator is a critical engine component designed to remove water and contaminants from the diesel fuel supply, protecting the injection system. It is built to meet rigorous OEM standards, offering superior filtration efficiency and durability over worn or clogged filters. Operators might observe engine sputtering, loss of power, or difficulty starting if the water separator is failing to perform its function.

Fuel Water Separator – Part No 438-5385-316-9954 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeFuel Water Separator
MaterialMetal, Filter Paper, Rubber Seals
ApplicationFuel Filtration System
Service LifeReplace every 500 hrs or as indicated
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

An early sign of a failing fuel water separator is the illumination of the water-in-fuel warning light or a slight hesitation during acceleration. If ignored, the engine may begin to run rough, experience intermittent power loss, or fail to start due to contaminated fuel reaching the injection pump. Continued operation can lead to costly damage to the fuel injection system.

Installation Tip

Always ensure the area around the fuel filter housing is clean before removing the old unit to prevent dirt ingress into the fuel system. Do not overtighten the new separator, as this can damage the seals and cause leaks.

Service Note

When replacing the fuel water separator, it is advisable to also inspect and potentially replace the primary fuel filter element.