VolvoFuel System

20502189 — Fuel Injector 20502189 For Volvo Penta Tad520 Tad720 D5A D7A Excavator Ew140B Wheel Loader L40B L45B

This fuel injector is a vital component of the engine's fuel system, responsible for precisely atomizing and delivering diesel fuel into the combustion chamber at the correct time and pressure. Manufactured to strict Volvo standards, it ensures optimal fuel atomization and spray pattern, unlike a worn injector that may dribble or spray unevenly. Operators may experience rough idling, reduced engine power, increased exhaust smoke, or difficulty starting the engine when this injector malfunctions.

Fuel Injector 20502189 For Volvo Penta Tad520 Tad720 D5A D7A Excavator Ew140B Wheel Loader L40B L45B – Part No 20502189 – Volvo Spare Part
Part Specifications
BrandVolvo
CategorySpare 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 TypeDiesel Fuel Injector
MaterialHardened steel and precision-machined components
ApplicationEngine fuel injection system
Service LifeReplace as needed based on performance diagnostics
CompatibilityVolvo Penta TAD520, TAD720, D5A, D7A; Excavator EW140B; Wheel Loader L40B, L45B
ConditionNew — OEM specification aftermarket

Failure Symptoms

Early signs of a faulty fuel injector include noticeable engine misfires, particularly at idle, and increased black smoke from the exhaust. If ignored, the engine may run progressively rougher, leading to significant power loss and potential damage to the particulate filter. The risk is incomplete combustion, increased emissions, and potential damage to other engine components from unburnt fuel.

Installation Tip

Ensure the injector bore in the cylinder head is meticulously clean and free of any debris before installing the new injector. Never force an injector into its bore; it should slide in smoothly.

Service Note

It is highly recommended to replace all fuel injectors simultaneously and to inspect the fuel rail and fuel filter for any contamination.