1. Product Overview
This manual provides essential information for the installation, operation, and maintenance of the POPSTORE JF016E JF017E CVT Transmission Valve Body. This component is crucial for the proper functioning of your vehicle's Continuously Variable Transmission (CVT) system.
The transmission valve body is responsible for directing hydraulic fluid to various components within the transmission, enabling smooth gear ratio changes and efficient power transfer. Proper installation and care are vital for optimal performance and longevity.
2. Compatibility and Fitment
This transmission valve body is compatible with specific Nissan and Mitsubishi vehicles equipped with JF016E or JF017E CVT transmissions. Please verify your vehicle's transmission type and part number before installation.
- Part Numbers: JF016E, 31705-28X0B, JF017E
- Compatible with: Nissan / Mitsubishi CVT transmissions
- Example Fitment: 2016 Mitsubishi Outlander 2.0L

Figure 2.1: Vehicle compatibility illustration for the transmission valve body.

Figure 2.2: Identification of replacement part numbers JF016E, 31705-28X0B, and JF017E.
3. Product Features
The POPSTORE JF016E JF017E CVT Transmission Valve Body is designed with the following features:
- Manufactured from high-quality aluminum for durability and reliability.
- Tested to meet OEM standards, ensuring strict quality control.
- Engineered for an exact fit, facilitating straightforward installation.
- Designed to restore proper transmission function and smooth operation.

Figure 3.1: Key features highlighting the quality and design of the valve body.
4. Specifications
| Specification | Detail |
|---|---|
| Material | Aluminum |
| Brand | POPSTORE |
| External Finish | Aluminum |
| Input Connection Type | Compression |
| Number of Ports | 4 |
| Valve Type | Globe Valve |
| Model Number | JF016E |
| Part Number | JF016E |
| Unit Count | 1.0 Unit |
| GTIN / UPC | 756839929158 |

Figure 4.1: Multi-dimensional views of the transmission valve body.

Figure 4.2: Detailed view of the valve body components and connectors.
5. Installation Guidelines
Installation of a transmission valve body requires specialized automotive knowledge and tools. It is highly recommended that this procedure be performed by a certified professional mechanic.
5.1 Safety Precautions
- Always disconnect the vehicle's battery before starting any work.
- Ensure the vehicle is securely lifted and supported on jack stands.
- Wear appropriate personal protective equipment (PPE), including gloves and eye protection.
- Allow the transmission fluid to cool down before draining.
5.2 General Installation Steps (Consult Service Manual for Specifics)
- Drain the transmission fluid.
- Remove the transmission oil pan and filter.
- Carefully disconnect electrical connectors and mounting bolts from the old valve body.
- Remove the old valve body.
- Install the new POPSTORE valve body, ensuring all connections are secure and bolts are torqued to manufacturer specifications.
- Install a new transmission filter and gasket, then reattach the oil pan.
- Refill the transmission with the correct type and amount of fluid.
- Perform necessary diagnostic procedures and fluid level checks.
Warning: Incorrect installation can lead to severe transmission damage and void the product warranty. Always refer to your vehicle's specific service manual for detailed, model-specific instructions.
6. Operating Considerations
Once installed, the transmission valve body operates automatically as part of the CVT system. Ensure that the transmission fluid level is maintained correctly according to your vehicle manufacturer's recommendations. Any unusual shifting patterns, noises, or warning lights should be addressed promptly by a qualified mechanic.
7. Maintenance
Regular maintenance of your vehicle's transmission is crucial for the longevity of the valve body and the entire transmission system. This typically includes:
- Transmission Fluid Changes: Adhere to the vehicle manufacturer's recommended intervals for transmission fluid and filter changes. Use only the specified type of CVT fluid.
- Fluid Level Checks: Periodically check the transmission fluid level as per your vehicle's owner's manual.
- Inspection: During routine vehicle inspections, check for any signs of fluid leaks around the transmission pan or valve body area.
8. Troubleshooting
If you experience issues after installing the transmission valve body, consider the following common troubleshooting steps. For complex issues, professional diagnosis is recommended.
8.1 Common Symptoms and Potential Causes
| Symptom | Potential Cause | Action |
|---|---|---|
| Harsh or delayed shifting | Low or incorrect transmission fluid level, faulty solenoid, electrical connection issue. | Check fluid level and type. Inspect electrical connections. Consult a mechanic. |
| Transmission slipping | Low fluid pressure, internal wear, faulty valve body component. | Verify fluid level. Professional diagnosis required. |
| Check Engine Light (CEL) / Transmission Warning Light | Diagnostic Trouble Code (DTC) related to transmission. | Scan for DTCs using an OBD-II scanner. Address specific codes. |
| Unusual noises from transmission | Internal mechanical issue, fluid cavitation. | Immediate professional inspection recommended. |
If you are unsure about any issue, it is best to contact a qualified automotive technician for assistance.
9. Package Contents
Upon opening the package, you should find the following item:
- 1 x POPSTORE JF016E JF017E CVT Transmission Valve Body (Reconditioned)
Important: Before installation, carefully compare the received product with your original part and the product images to ensure it is the correct model and part number.

Figure 9.1: Contents of the product package.
10. Warranty and Support
POPSTORE is committed to providing high-quality automotive parts. For any questions regarding compatibility, installation, or product performance, please contact our customer support.
- Warranty: Please refer to the seller's return policy and warranty information provided at the time of purchase.
- Customer Support: If you are unsure or have any issues, please contact us for assistance. We are dedicated to resolving your concerns.