294200-0040 Suction Control Valve (SCV Valve) For Denso HP3 Common Rail Pumps

Keep your engine running at peak performance with the Denso 294200-0040 SCV Valve, a critical component designed for HP3 common rail pumps used in popular Toyota, Nissan, Mitsubishi, and Isuzu diesel engines.

 

 

The Denso 294200-0040 Suction Control Valve (SCV) precisely regulates the fuel pressure by controlling the amount of fuel that enters the high-pressure pump. It plays a crucial role in ensuring consistent rail pressure, which is essential for proper fuel atomization and combustion efficiency.

Engine hesitation, cold start issues, or poor fuel economy can often be traced to a faulty SCV valve. This genuine-type replacement ensures a reliable fix without compromising system performance.

 

 

• Denso HP3 Common Rail Pump

 

 

Engine Model	Vehicle Application Examples
Toyota 1KD-FTV	Hilux, Hiace, Fortuner
Toyota 2KD-FTV	Innova, Vigo, Land Cruiser Prado
Nissan YD25	Navara, Pathfinder, NP300
Mitsubishi 4M41	Pajero, L200, Triton
Isuzu 4JJ1/4JK1	D-Max, N-Series trucks
Hino N04C, J05E	Hino 300/500 Series
Mazda WL-T	BT-50, Ford Ranger (Shared Platform)

 

 

This SCV valve is often installed alongside the following Denso injector models:

Injector Part Number	Typical Engine Match
095000-5471	Toyota 1KD-FTV
095000-5600	Toyota 2KD-FTV
095000-5880	Mitsubishi 4M41
095000-6366	Nissan YD25
095000-6240	Isuzu 4JJ1
095000-8290	Hino J05E, N04C

 

 

When replacing the SCV valve, it's often advisable to refresh the associated seals and valves in the pump system. Compatible repair kits include:

• 294009-0940 Repair Kit – For HP3/HP4 delivery valve area
• 294009-0120 Overhaul Kit – Complete rebuild set for HP3 pump
• Additional OEM-style kits may include O-rings, seals, check valves, and gaskets

 

 

 

• Hard cold starts or engine stalling
• Unstable idle or reduced acceleration
• Rail pressure error codes (e.g. P0089, P0093)
• High fuel consumption or smoky exhaust

If these issues are present, replacing the SCV valve is a quick and effective solution to restore optimal pressure control.

 

 

At Abosede Diesel, we specialize in precision fuel injection components for high-performance diesel systems. Our Denso-type SCV valves are rigorously tested for fit, flow, and durability, ensuring seamless operation with your original HP3 pump.

✅ OEM-Level Quality
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Whether you're a parts distributor, fleet repair manager, or diesel technician, Abosede Diesel is your reliable partner for aftermarket fuel system parts that perform under pressure.

 

Need help identifying the correct SCV valve or injector? Contact our technical team for guidance and cross-reference support.

 

 

 

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