Denso HP3 Fuel Injection Pump 294000-0039– Efficient Common Rail Diesel Solution For Toyota, Isuzu, And Hino Engines

Abosede Diesel offers high-quality Denso HP3-type fuel injection pumps including models 294000-0039, 294000-0294, 294000-0400, 294000-0516, and 294000-0590. Designed for light- and medium-duty diesel engines, these pumps are known for delivering consistent fuel pressure, excellent atomization, and long-term reliability in various commercial and industrial vehicles.

Manufactured using advanced CNC machining and quality-tested to meet strict OEM standards, these HP3 fuel pumps are ideal replacements for worn or faulty factory units. Whether for routine maintenance, engine overhaul, or fleet repair, Abosede Diesel supplies these pumps in new or remanufactured condition with full performance assurance.

 

 

The Denso HP3 pump series-featuring models 294000-0039, 294000-0400, and 294000-0516-is a key part of modern common rail diesel fuel systems. These pumps are electronically controlled and work in sync with the engine ECU to regulate high-pressure fuel supply to the injectors with exceptional precision.

Suited for high-speed operation and low-emission diesel engines, these pumps are widely used across Toyota, Isuzu, and Hino diesel vehicles. They are built to maintain pressure up to 1600 bar, ensuring optimal fuel-air mixing and cleaner combustion for improved efficiency and lower emissions.

 

 

The Denso HP3 fuel pumps-including 294000-0039 and 294000-0590-are commonly installed in light-duty trucks, commercial vans, and agricultural machinery powered by modern diesel engines. Compatible applications include:

Toyota Land Cruiser & Hiace diesel models with 1KD-FTV or 2KD-FTV engines

Isuzu ELF/N-Series trucks with 4JJ1 or 4HK1 diesel engines

Hino Dutro & 300 Series vehicles

Mitsubishi Fuso light-duty commercial vehicles

Kubota and Yanmar agricultural equipment using common rail diesel systems

These pumps are essential for fleets operating in delivery, logistics, construction support, and rural/agricultural sectors.

 

 

Parameter	Detail
Model Numbers	294000-0039, 294000-0294, 294000-0400, 294000-0516, 294000-0590
Pump Type	HP3 Common Rail Fuel Pump (ECU-controlled)
Fuel Type	Diesel
Max Pressure	Up to 1600 bar (depending on ECU signal)
Application	Toyota / Isuzu / Hino / Mitsubishi Fuso
Condition	New / Rebuilt OEM Standard
Manufacturer	Denso Corporation (Japan) / Abosede Diesel (reman)

 

 

To achieve optimal fuel injection performance, the Denso HP3 pumps-including models like 294000-0294 and 294000-0516-are designed to pair with high-pressure Denso common rail injectors, such as:

Denso 095000-5471 / 095000-7780

Toyota 23670-0L090 / 23670-30050

Isuzu 8-97603456-3 / 095000-5226

These injectors ensure proper spray atomization, combustion efficiency, and emission reduction when used with matching HP3 pumps.

 

 

For continued performance, it's essential to replace worn components during servicing or remanufacturing. Abosede Diesel supplies a full range of spare parts for 294000-0400, 294000-0039, and other HP3 models, including:

Cam Plate & Drive Shaft Assembly

Fuel Control Valve (SCV/PCV)

Plunger & Barrel Set

Rotor Head Assembly

O-Ring Kits & Seals

Complete Overhaul/Rebuild Kits

These components help restore full pressure control, fuel flow consistency, and long-term performance.

 

 

At Abosede Diesel, we specialize in premium-quality fuel injection systems and replacement components for Denso, Bosch, Delphi, and other leading brands. Here's why professionals in over 30 countries trust us:

✅ Consistent OEM-Level Quality – Every pump is precision-tested before shipment
✅ 6-Month Warranty – On all fuel pumps and injectors
✅ Fast Global Delivery – 3–5 day shipping with export-ready packaging
✅ Technical Support – Expert guidance on installation and maintenance
✅ Remanufactured Units – Available at reduced cost, built to OEM specs

Whether you're sourcing a brand-new 294000-0590, servicing a fleet with 294000-0516, or replacing a failed 294000-0294 unit, Abosede Diesel delivers quality, reliability, and support you can count on.

 

 

 

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