1. Product Overview
This manual provides instructions for the installation, operation, and maintenance of the TINIANHHCT Power Liftgate Retrofit System for Ford Edge vehicles manufactured between 2015 and 2024. This system automates the opening and closing of the vehicle's tailgate.
Components Included:
- Control Box
- Two (2) Power Liftgate Poles
- Connecting Wires
- Control Buttons
- Mounting Brackets and Hardware

Image 1: Overview of the TINIANHHCT Power Liftgate Retrofit System components and a Ford Edge vehicle.
2. Installation Guidelines
Professional installation of this power liftgate system is strongly recommended to ensure correct functionality and safety. All products undergo original vehicle testing. If questions arise during installation, please contact customer support for guidance.
The installation process typically involves:
- Removing existing tailgate components.
- Mounting the new power liftgate poles and control box.
- Connecting the wiring harness to the vehicle's electrical system.
- Installing interior and exterior control buttons.
- Testing the system for proper operation and safety features.
3. Operating Instructions
3.1 Control Modes
The power liftgate can be operated using multiple methods:

Image 2: Illustration of various control methods for the power liftgate.
- Original Car Key Control: Use the existing car key to open and close the tailgate remotely.
- Driver's Seat Button Control: A dedicated button located in the driver's cabin allows for convenient operation without altering the vehicle's original appearance.
- Trunk Button Control: A button located on the tailgate itself provides direct control for opening and closing.
- Optional Kick Sensing Control: (Note: This feature is optional and may not be included in the 'Normal' variant of the product.) If equipped, a foot-lifting action below the car's rear bumper can activate the tailgate.
3.2 Height Adjustment
The tailgate opening height can be adjusted and memorized to suit user preferences or clearance requirements.

Image 3: Visual representation of adjustable tailgate opening height settings.
To set the desired height, manually position the tailgate at the preferred opening, then press and hold the tailgate button until a confirmation sound is heard. The system will then recall this height for future operations.
3.3 Safety Features and Operation
The system incorporates several safety and operational features:
- Intelligent Anti-Pinch: The tailgate will automatically reverse its closing motion if it detects an obstacle, preventing injury or damage.
- Audible Alarm: An alarm sounds when the tailgate is opening or closing to alert nearby individuals.
- Low Noise Operation: The system features a motor designed for low noise operation, with decibel levels as low as 42dB.

Image 4: Depiction of the system's low noise operation.
3.4 Core Functions Summary

Image 5: Summary of the system's core functions.
Key functions include low noise operation, intelligent anti-pinch, wireless remote control, integrated manual/automatic control, altitude position memory, flexible control options, abnormal warning system, electric suction locking, and a durable motor.
4. Maintenance
To ensure the longevity and optimal performance of your power liftgate system, consider the following maintenance guidelines:
- Regularly inspect the liftgate poles for any signs of wear, damage, or corrosion.
- Keep the tailgate area and sensors clean and free from debris.
- Avoid applying excessive force when manually operating the tailgate, as this can damage the motor or gears.
- If any unusual noises or operational issues occur, consult the troubleshooting section or contact customer support.
5. Troubleshooting
This section addresses common issues you might encounter with the power liftgate system.
| Problem | Possible Cause | Solution |
|---|---|---|
| Liftgate does not open/close | Power supply issue, loose connection, motor malfunction. | Check all wiring connections. Ensure vehicle battery is charged. Consult a professional for motor inspection. |
| Liftgate stops unexpectedly | Obstruction detected (anti-pinch activated), low power. | Clear any obstructions. Check power supply. |
| Abnormal noise during operation | Lack of lubrication, component wear, foreign object. | Inspect poles and hinges for debris. Lubricate moving parts if necessary. If noise persists, seek professional inspection. |
| Remote control not working | Key fob battery low, signal interference. | Replace key fob battery. Ensure no strong signal interference. |
For issues not listed here or if solutions do not resolve the problem, please contact customer support.
6. Product Specifications
- Brand: TINIANHHCT
- Model Number: DDWM-whh-081-Nor
- Applicable Vehicle: Ford Edge 2015-2024
- Material: High quality ABS Plastic + Stainless steel support rod
- Position: Rear Tailgate
- Color: Black
- Noise Level: As low as 42dB
- Safety Features: Anti-pinch, audible alarm
7. Warranty Information
This TINIANHHCT Power Liftgate Retrofit System comes with a 5-year warranty. Please retain your proof of purchase for warranty claims. The warranty covers manufacturing defects and component failures under normal use conditions.
8. Customer Support
For any questions regarding compatibility, installation, operation, or troubleshooting, please contact TINIANHHCT customer support via email. Our team is available to provide professional guidance and assistance.
Please refer to your purchase documentation or the seller's contact information for specific email addresses.