VolvoEngine Parts

16271772 Expansion Valve — Volvo FH12 FH16

This expansion valve is a critical component in the engine's cooling system, regulating refrigerant flow to maintain optimal operating temperatures. It ensures precise pressure and temperature control, preventing the system from over-pressurizing or under-cooling, unlike a worn valve which may stick open or closed. Operators may notice inconsistent engine temperature readings, overheating, or a lack of cabin heat when this valve begins to fail.

Expansion Valve – Part No 16271772 – Volvo Spare Part
Part Specifications
BrandVolvo
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

Cross-reference part number with serial number before ordering to confirm fitment. Keep original parts until new ones are confirmed correct. Record part numbers replaced for future reference.

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

Part TypeExpansion Valve
MaterialBrass and steel construction
ApplicationEngine cooling system
Service LifeReplace every 3,000 hrs or 3 years
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Initial signs of a failing expansion valve include fluctuating engine temperatures or inconsistent cabin climate control. If left unaddressed, the valve can become stuck, leading to either persistent overheating or insufficient cooling. Continued operation with a faulty valve risks significant damage to engine components due to improper temperature regulation.

Installation Tip

Ensure the refrigerant system is completely clean and free of any contaminants before installation, as even small particles can cause premature failure. Avoid overtightening the fittings, as this can strip the threads or damage the valve body.

Service Note

Inspect the refrigerant charge and look for any signs of leaks in the cooling system when replacing the expansion valve.