LR073684 Piston Oil Cooling Solenoid Valve for Land Rover Ingenium
The LR073684 Piston Oil Cooling Solenoid Valve is a critical oil control component used in modern Jaguar Land Rover Ingenium engines. Installed in the engine cylinder block oil gallery, this electronically controlled valve regulates the flow of lubricating oil to the piston cooling jets, helping maintain stable piston temperatures during high-load and turbocharged operation.
In advanced Ingenium engines, piston cooling is essential for controlling combustion heat and protecting internal engine components. The LR073684 Piston Oil Cooling Solenoid Valve works with the engine control module to open or restrict oil flow depending on engine speed, load and operating temperature. By directing pressurised oil to the piston cooling passages, the valve helps dissipate heat from the piston crown and improves overall thermal management.
The LR073684 Piston Oil Cooling Solenoid Valve is widely used in 1.5L, 2.0L and 3.0L Ingenium engines found in vehicles such as Defender, Discovery Sport, Range Rover Evoque and Velar. Reliable oil flow regulation ensures improved engine durability, reduced piston wear and consistent performance under demanding driving conditions.
For professional repair workshops, engine rebuilders and automotive parts distributors, a high-quality LR073684 Piston Oil Cooling Solenoid Valve is essential for maintaining engine lubrication efficiency and long-term reliability.
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | LR073684 Piston Oil Cooling Solenoid Valve |
| OE Part Numbers | LR073684, AJ813393 |
| Engine Platform | Ingenium AJ20P4 / AJ20D4 2.0T |
| Warranty | 12 months or 12,000 miles from the date of Ex-factory |
| Packing | Neutral Packing or Customer Required |
| MOQ | 5 pcs |
| Place for Origin | Ningbo City of China |
| Brand | Wellgine |
OEM-Quality LR073684 Piston Oil Cooling Solenoid Valve
The LR073684 Piston Oil Cooling Solenoid Valve is designed for reliable oil flow regulation in modern Jaguar Land Rover engines. Key features include:
- Precision electromagnetic oil control
- High temperature resistant internal components
- Stable response to ECU signals
- Long service life under high engine load
These characteristics ensure that the LR073684 Piston Oil Cooling Solenoid Valve performs consistently in demanding engine conditions.
How the LR073684 Piston Oil Cooling Solenoid Valve Works
The LR073684 Piston Oil Cooling Solenoid Valve operates as part of the engine lubrication control system.
When engine load increases, the engine control unit activates the valve. The solenoid opens the oil passage inside the cylinder block and allows pressurized oil to flow toward the piston cooling jets.
This oil absorbs heat from the piston crown and transfers it back to the engine oil circulation system. By regulating this oil flow, the LR073684 Piston Oil Cooling Solenoid Valve prevents excessive piston temperature and helps maintain combustion efficiency.
Without proper piston cooling, engines may experience increased wear, piston distortion or reduced performance.
Land Rover Range Rover piston oil cooling valve failure symptoms
A defective LR073684 Piston Oil Cooling Solenoid Valve may lead to several issues:
- Engine overheating under heavy load
- Oil pressure irregularities
- Engine warning lights related to oil control
- Reduced lubrication efficiency
- Increased piston wear
Timely replacement of the LR073684 Piston Oil Cooling Solenoid Valve helps prevent severe engine damage and maintains stable engine performance.
Ingenium piston oil cooling valve lifespan when to replace
Under normal conditions, the LR073684 Piston Oil Cooling Solenoid Valve can operate for many years without failure. However, replacement may be necessary if:
- the valve becomes stuck due to contamination
- internal seals fail
- oil leakage occurs
- electrical failure prevents proper operation
Routine engine maintenance and oil system inspection can help extend the service life of this component.
Why Choose Our LR073684 Solenoid Valve
We supply OEM-standard LR073684 Piston Oil Cooling Solenoid Valve products for global automotive aftermarket customers. Our advantages include:
- Strict factory quality control
- OEM-level manufacturing process
- Stable bulk supply for distributors
- Competitive wholesale pricing
- Professional export support
Our engine control valves are widely supplied to auto parts distributors, repair workshops and engine rebuilding companies worldwide.
FAQ
1. What does the LR073684 piston oil cooling valve do?
The valve regulates engine oil flow to piston cooling channels inside the engine block, helping control piston temperature and protect the engine from overheating.
2. Which engines use the LR073684 piston oil cooling valve?
It is commonly used in Jaguar Land Rover Ingenium engines including AJ20P3, AJ20P4, AJ20D4 and AJ20P6.
3. Can a faulty piston cooling valve damage the engine?
Yes. Insufficient piston cooling can lead to excessive heat buildup, which may accelerate piston wear and reduce engine reliability.
4. Is LR073684 an OEM Jaguar Land Rover part?
Yes. LR073684 is an official Jaguar Land Rover part number used in multiple Ingenium engine applications.