What is 22100-0L010 Common Rail Fuel Pump?
The 22100-0L010 Common Rail Fuel Pump is a high-pressure fuel injection pump manufactured to Denso specifications and designed specifically for the Toyota Hilux diesel engine. This pump is a critical component of the common rail fuel system, responsible for drawing fuel from the tank, pressurizing it to extreme levels, and delivering it to the common rail for distribution to the injectors. The 22100-0L010 is a Toyota original equipment part number that corresponds to a Denso HP3-series radial piston pump, widely used in the Hilux 3.0 D-4D (1KD-FTV) engine. It ensures precise fuel metering, stable rail pressure, and reliable performance for one of the world’s most popular pickup trucks.
How Does 22100-0L010 Common Rail Fuel Pump Work?
The 22100-0L010 Common Rail Fuel Pump operates on the principle of a radial piston high-pressure pump with an integrated low-pressure transfer section. Driven by the engine’s timing chain or gear train, the pump’s internal cam ring actuates three radial pistons arranged at 120-degree intervals. Fuel is first drawn from the tank through the low-pressure inlet by an integrated gear-type transfer pump. It then passes through a suction control valve (SCV), which is electronically controlled by the engine control unit (ECU). The ECU modulates the SCV to precisely regulate the volume of fuel entering the high-pressure pumping chamber. As the radial pistons reciprocate, they compress the fuel to pressures typically up to 1,600–1,800 bar. This high-pressure fuel is discharged into the common rail, where it accumulates and is held ready for the injectors. The pump also incorporates a pressure relief valve to protect the system from over-pressure conditions.
Advantages of 22100-0L010 Common Rail Fuel Pump
Choosing the 22100-0L010 Common Rail Fuel Pump for your Toyota Hilux offers several key benefits:
Precise Fuel Control: The electronically controlled suction control valve enables the ECU to deliver the exact fuel volume required for any driving condition, resulting in smoother acceleration, improved fuel economy, and reduced emissions.
High-Pressure Performance: Capable of generating pressures up to 1,800 bar, this pump ensures superior fuel atomization, which leads to cleaner combustion, reduced soot formation, and lower particulate emissions.
OEM Compatibility: As a Toyota original equipment part (22100-0L010), this pump is engineered to match the exact specifications of the Hilux 1KD-FTV engine, ensuring seamless integration and reliable operation.
Durability: Constructed with hardened internal components and fuel-lubricated bearings, the pump is designed to withstand the demanding conditions of off-road driving, heavy towing, and long-distance travel.
Denso Engineering: Built to Denso’s exacting standards, the pump incorporates advanced materials and precision machining for long-term reliability.
Application of 22100-0L010 Common Rail Fuel Pump
The 22100-0L010 Common Rail Fuel Pump is specifically designed for Toyota Hilux models equipped with the 3.0 D-4D diesel engine. Common applications include:
Toyota Hilux (AN10/AN20/AN30) 3.0 D-4D: Widely used in the 1KD-FTV engine from approximately 2001 to 2015 across global markets, including Europe, Asia, Australia, and Africa.
Toyota Fortuner 3.0 D-4D: Shared with the Fortuner SUV based on the Hilux platform, using the same 1KD-FTV engine.
Toyota HiAce / RegiusAce 3.0 D-4D: Used in commercial vans with the 1KD-FTV engine.
Toyota Land Cruiser Prado 3.0 D-4D: Compatible with the 1KD-FTV in the Prado 120 and 150 series where the same Denso pump is used.
Industrial and Marine Applications: Occasionally used in industrial engines and light marine applications derived from the 1KD-FTV platform.
Specifications (Types) of 22100-0L010 Common Rail Fuel Pump
The 22100-0L010 Common Rail Fuel Pump is a Denso HP3-series pump. Key specifications include:
Pump Type: High-pressure common rail radial piston pump (Denso HP3 architecture) with integrated gear-type transfer pump.
Number of Pistons: 3 radial pistons arranged at 120 degrees.
Maximum Operating Pressure: Typically 1,600–1,800 bar (23,200–26,100 psi), depending on engine calibration.
Drive Configuration: Flange-mounted, driven by the engine’s timing chain or gear train.
Fuel Metering: Electronically controlled suction control valve (SCV) – Toyota part number 22100-0L010 includes the SCV as an integral part of the pump assembly.
Low-Pressure Section: Integrated gear-type transfer pump (feed pump).
Inlet Port: Low-pressure inlet with hose barb (typically 12mm) for connection to the fuel filter.
Outlet Port: High-pressure outlet (M12 or M14 thread) for connection to the common rail.
Compatibility: OEM replacement for Toyota Hilux 1KD-FTV engine and other Toyota models with the same engine family.
Lubrication: Fuel-lubricated; requires clean, high-quality diesel fuel (EN590 or equivalent) for optimal service life.
Common Failures: Suction control valve wear, contamination from poor fuel quality, and internal wear from water ingress are typical; symptoms include difficult starting, loss of power, and erratic rail pressure.
Supplier of 22100-0L010 Common Rail Fuel Pump
Sourcing the 22100-0L010 Common Rail Fuel Pump from a trusted supplier is essential to ensure proper fitment, reliable performance, and long service life. Rsolid engine parts has established itself as a premier provider of high-quality fuel injection components, specializing in Denso, Bosch, and Delphi systems for Japanese and European diesel vehicles.
Rsolid engine parts distinguishes itself through an unwavering commitment to quality control. Every 22100-0L010 fuel pump is rigorously inspected and tested to ensure it meets or exceeds original equipment specifications. This includes pressure calibration, flow testing, and verification of the suction control valve response to ensure seamless integration with the Toyota Hilux’s ECU and injectors. For exchange units, the company follows a complete remanufacturing process that includes disassembly, ultrasonic cleaning, inspection, and replacement of all wear components with new OEM-grade parts.
In addition to product excellence, Rsolid engine parts offers comprehensive technical support to assist customers in verifying compatibility by vehicle VIN, engine code (such as 1KD-FTV), and OEM part number. Their team understands that precise matching is critical for achieving proper fuel system pressure and injector performance. With a robust inventory and efficient global logistics, Rsolid engine parts minimizes downtime for repair shops, fleet operators, and individual vehicle owners. By choosing Rsolid engine parts as your supplier for the 22100-0L010 Common Rail Fuel Pump, you benefit from competitive pricing, warranty-backed assurance, and the expertise of a dedicated diesel fuel system specialist.
