CATEngine Parts

6n-3748 12V Solenoid Valve — Cat 3306

This 12V solenoid valve is a critical component within the engine's fuel or control system, regulating fluid flow based on electrical signals. It ensures precise fuel delivery or system actuation, unlike a worn valve which may stick or leak. Operators may notice rough idling, loss of power, or a check engine light if this solenoid fails.

12V Solenoid Valve – Part No 6n-3748 – 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 TypeSolenoid Valve
MaterialBrass and EPDM rubber
ApplicationEngine control system
Service LifeReplace as needed based on diagnostic testing
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

An initial symptom of a failing 6n-3748 solenoid valve might be intermittent engine stalling or rough idling. If ignored, the engine may become increasingly difficult to start or run with significantly reduced power. Continued operation with a faulty valve risks inconsistent fuel delivery, potentially leading to engine damage.

Installation Tip

Before installing, ensure the mating surface is clean and free of any old gasket material or debris. Avoid overtightening the valve body, as this can distort the housing and cause leaks.

Service Note

Inspect the associated wiring harness and electrical connectors for any signs of damage or corrosion when replacing this solenoid valve.