Suction Control Valve 294009- 1221 For Hyundai Hino Isuzu
Pioneer Diesel Parts
Whats/App: +86 152 6025 8100
Web: pioneerdieselparts.com
The Suction Control Valve 294009- 1221 is a key component in modern diesel common rail systems, designed to regulate the fuel supply entering the high-pressure pump. By precisely controlling the fuel volume based on engine demand, this valve helps maintain stable rail pressure, ensuring accurate fuel injection timing and optimal combustion efficiency. Its role is essential in improving diesel engine performance, reducing fuel consumption, and minimizing emissions.
In terms of applications, the 294009- 1221 SCV is widely used in Denso common rail fuel systems and is commonly installed on high-pressure pumps found in Toyota, Nissan, Mitsubishi, and Isuzu diesel engines. It is compatible with Denso pump models such as HP3 and HP4 series, which are widely used in light-duty trucks, pickup vehicles, SUVs, and commercial diesel applications. Typical engine platforms include Toyota D-4D engines, Nissan YD25 diesel engines, and Mitsubishi 4D56 common rail systems.
Additionally, the Suction Control Valve 294009- 1221 is often cross-referenced with similar Denso part numbers within the 294009 series, making it a versatile replacement option for various diesel fuel systems. It is commonly used in vehicles such as Toyota Hilux, Land Cruiser, Hiace, as well as Nissan Navara and Mitsubishi L200, where precise fuel pressure control is critical for engine efficiency and reliability.
Due to its operation under high pressure and continuous use, the SCV may experience wear over time, leading to symptoms such as unstable idle, hard starting, or fluctuating fuel pressure. Replacing the 294009- 1221 suction control valve with a high-quality unit ensures proper fuel regulation, restores engine performance, and extends the lifespan of the entire diesel injection system.
294200- 3640
294200- 2760
294200- 0880
294200- 0370
294200- 0360
294200- 0300
294200- 0093
294009- 1221
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