OE/Part Numbers: 20S-13 20S13
Compatible: for Motorcycle
Key Functions: This idle stepper motor regulates engine idle speed, ensuring stable performance, smooth cold starts, and preventing stalling under varying loads.
Features & Advantages:
1. Direct OEM Fit & Function.
2. High-Quality Components for Reliability.
3. Rigorous Quality Control.
More Details
Key Features
FAQ
Service
Product Overview
The 20S-13 Motorcycle Idle Air Control Stepper Motor is designed for EFI motorcycle throttle systems that require accurate idle airflow management. The motor works with the ECU to adjust the idle air passage position, helping maintain stable engine speed during different operating conditions such as cold starts, engine warm-up, and low-speed riding. Idle stepper motors regulate airflow through controlled valve movement, allowing the engine control system to maintain target idle RPM.
This 20S-13 replacement stepper motor features precise actuator movement, stable electrical response, and a compact structure for convenient integration into compatible motorcycle throttle assemblies.
Key Features
Accurate Idle Position Adjustment
The 20S-13 stepper motor provides fine movement control for idle air regulation, helping maintain consistent airflow when the throttle remains closed.
Practical Replacement Component
The 20S-13 model provides a convenient replacement option for motorcycles with worn, stuck, or inaccurate idle control motors.
Product Applications
Motorcycle EFI throttle body systems
Idle air control assemblies
Engine idle regulation systems
Motorcycle repair and maintenance
Aftermarket spare parts supply
Installation Notes
Before installation, check the original stepper motor number, connector design, mounting position, and throttle body compatibility. Some EFI systems may require idle adaptation after replacement.
Q1: What is the purpose of the 20S-13 idle stepper motor?
A: It adjusts idle airflow to help maintain stable engine RPM.
Q2: How does this motor receive control signals?
A: The ECU sends electronic commands to control the motor position.
Q3: What problems can a damaged idle motor cause?
A: It may result in unstable idle speed, poor starting performance, or engine stalling.
Q4: Is the 20S-13 compatible with every EFI motorcycle?
A: No. Compatibility depends on the original throttle system specifications.
Q5: Can this replace a damaged original stepper motor?
A: Yes, it is designed for compatible replacement applications.
Q6: Does the product include a complete throttle body?
A: No. It is supplied as an idle air control stepper motor component.
| Packaging and delivery | |
| Selling Units | Single item |
| Single package size | 20X20X20 cm |
| Single gross weight | 3.0kg |
| Lead time | |
| Quantity (units) | Lead time (days) |
| 1 - 1,000 | 31 |
| > 1,000 | To be negotiated |
| Customization options | |
| Bag Design | 500 units |
| Laser Printing | 10,000 units |
| Carton Design | 10,000 units |
Wenzhou Guocheng Automobile Electrical Parts Co., Ltd.
Wenzhou Guocheng Automobile Electrical Parts Co., Ltd. is located in Wenzhou, Zhejiang Province, known as China's capital of auto parts. Established in 1997, the company covers a land area of 3,000 square meters with a built-up area of 10,000 square meters. It is a privately-owned enterprise integrating product development, production, and sales.
Our core products include idle speed motors, idle control valves, throttle position sensors, and other sensor series primarily used in automotive and construction machinery engines. To ensure superior quality, key components such as sensor brushes are imported from Japan and Germany, while films are custom-produced by top-tier domestic and international suppliers. Our products are already supplied to first-tier brands both in China and abroad, and our annual production and sales volume holds a significant position in the OEM market.
To meet production demands and customer requirements, we have continuously invested in advanced production, testing, and experimental equipment from both domestic and international sources. This has significantly enhanced our production inspection and testing capabilities, ensuring consistent and reliable product quality. Currently, we have over 80 employees, including 6 experienced technical engineers and 8 professional technical and inspection personnel, providing strong support for product development and quality control.
Since its inception, the company has adhered to the quality policy of "Continuous Learning, Technological Innovation, Pursuit of Excellence, and Customer Satisfaction." We uphold a "people-oriented" talent philosophy and emphasize a customer-centric approach in quality management, focusing on process control, prevention, continuous improvement, and customer satisfaction. Since 2007, the company has been certified with ISO 9001:2000 and ISO/TS 16949:2009 international quality management system standards.
Over the years, through relentless efforts, innovation, and improvement, Guosheng has earned consistent praise from both new and existing customers for its exceptional product quality, comprehensive service, and competitive pricing. To achieve greater development, our team remains committed to striving harder, learning humbly, and making continuous progress. We constantly summarize experiences and enhance product quality while working with passion and sincerity to collaborate with partners worldwide for mutual success. We sincerely welcome your valuable feedback and visits for guidance.
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