Universal 12V/24V Electronic Parking Brake (EPB) Caliper Motor Release Tool

Take full control of your vehicle's DC motors without needing a laptop or diagnostic computer. This Universal 12V/24V EPB Caliper Motor Release Tool lets you test, reset, and service electronic parking brake calipers, window lifts, wipers, blowers, tailgates, and more — all with a simple two-way switch. Whether you're a professional mechanic or a serious DIYer, this portable tool saves time and money on brake service and motor diagnostics.

Made in Mainland China.

Why You'll Love This Tool

No Computer Required — One-button forward/reverse control eliminates the need for expensive scan tools or software.
Dual Voltage Support — Compatible with both 12V (passenger cars) and 24V (trucks, buses) DC motors.
Reverse Polarity Protection — Built-in protection prevents damage if battery clips are accidentally connected incorrectly.
Universal Compatibility — Works with the vast majority of vehicle makes and models including EPB calipers, window regulators, wiper motors, blowers, and tailgate actuators.
Instant Stop Safety — Returning the switch to the neutral (middle) position immediately cuts power and stops the motor.
Portable & Durable — Compact ABS housing makes it easy to store in your toolbox or glovebox for roadside emergencies.

What's in the Box

1 × Control Unit with Bidirectional Switch
1 × Battery Clip Cable Set (Red/Black alligator clips)
1 × Multi-Specification Test Terminal Cable Set

Product Specifications

Voltage	12V / 24V DC
Material	ABS Plastic
Color	Black & Red
Max Continuous Use	30 seconds (12V) / 15 seconds (24V)
Application	Passenger Cars, Trucks, Buses

How to Use

Prepare: Turn off the vehicle and disconnect the motor plug from the vehicle control module.
Connect Power: Clip the red alligator clip to the battery positive (+) and the black clip to the negative (−). Ensure the control switch is in the neutral (middle) position before connecting.
Connect Terminal: Select the appropriate test terminal for your motor plug and connect it to the motor pins.
Test/Operate: Flip the switch to "↑" for forward rotation or "↓" for reverse rotation. Return to neutral to stop.
Disconnect: Return the switch to the middle position, then disconnect terminal wires and battery clamps. Reconnect the motor to the vehicle.

Safety Notes

Never exceed 24V DC input — higher voltages will permanently damage the tool.
Do not use near fuel sources or in areas with flammable vapors.
Always return the switch to neutral before changing direction to avoid current surges.
Do not modify or disassemble the control unit.

Related Products You May Need

For more information on safe automotive repair practices, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on electrical safety and tool usage standards.

Learn more: Regenerative braking

Frequently Asked Questions

Q: Does this EPB caliper motor release tool work without a diagnostic computer or OBD scanner?

A: Yes! That's the key advantage of this tool. The Universal 12V/24V EPB Motor Release Tool requires no computer, software, or OBD connection. The built-in bidirectional control switch lets you manually control forward and reverse motor rotation with a simple flip, making it ideal for emergency service and routine brake maintenance.

Q: Which vehicles and motors is this tool compatible with?

A: This tool is designed to work with the vast majority of 12V passenger car and 24V truck/bus DC motors, including electronic parking brake (EPB) calipers, window lift regulators, windshield wiper motors, cabin blower motors, tailgate actuators, and lift pumps. Always verify your motor's connector type before use.

Q: How long can I continuously run the motor during testing?

A: For 12V motors, continuous power-on testing should not exceed 30 seconds. For 24V motors, keep tests within 15 seconds to prevent overheating. If additional testing is needed, allow the tool to cool down before resuming. This ensures the longevity of both the tool and the motor being tested.

Q: Is there protection if I accidentally connect the battery clips in reverse?

A: Yes. The tool features a reverse connection protection design. However, it is always best practice to connect the red alligator clip to the positive (+) terminal and the black clip to the negative (−) terminal to ensure safe and reliable operation.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible.

We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.