2021 SIENNA Throttle Valve Assembly Electronic Throttle Body Assembly
No.22030-25030
The throttle is a controllable valve that controls the air entering the engine. The following is a detailed explanation of the throttle:
1. Definition and Function
The throttle is a controllable valve that controls the air entering the engine. After the gas enters the intake pipe, it mixes with gasoline to become a combustible mixture, which is then burned to produce work. The throttle is connected to the air filter at the top and the engine block at the bottom, and is called the throat of the car engine. The main function of the throttle is to control the amount of air intake in the engine, thereby adjusting the power and speed of the engine.
2. Structure and Principle
The throttle valve is usually composed of a throttle body, a throttle plate, and a throttle position sensor. There is a round throttle plate inside the throttle body, which adjusts the intake volume by rotation or linear movement. The throttle position sensor is used to detect the position of the throttle plate and transmit the signal to the engine control unit to control the injection amount and ignition timing.
3. Control method
The traditional throttle control method is to use a cable or a pull rod, one end of which is connected to the accelerator pedal and the other end is connected to the throttle linkage plate. The modern electronic throttle uses a throttle position sensor to control the throttle opening angle according to the energy required by the engine, thereby adjusting the amount of intake air.
4. Maintenance and precautions
1. Clean the throttle valve regularly to remove carbon deposits and dirt and improve the throttle valve's response speed and accuracy. 2. When cleaning the throttle, you need to use special cleaning agents and tools, and avoid scratching with hard objects to avoid damaging the throttle plate. 3. When replacing the throttle body, you need to ensure that the new throttle body matches the engine control unit to avoid problems such as fault codes or performance degradation.
V. Conclusion
The throttle is one of the most important parts in a car engine. It is responsible for controlling the air entering the engine, thereby regulating the engine's power and speed. When selecting and using the throttle, you need to pay attention to its structure, principle, control method and maintenance to ensure its good performance and service life. At the same time, the throttle needs to be cleaned and maintained regularly to improve its response speed and accuracy and extend its service life. Specializing in Toyota auto parts, you can consult and ask for price WhatsApp:+86 18814056348 WeChat:+86 18814056348
1. Quality Assurance: - Provide a certain period of time (3 months) quality assurance period to ensure that the product has no quality problems under normal use conditions.
2. Technical Support: - A professional technical support team is available to provide customers with consultation and assistance in product installation, use and troubleshooting.
3. Accessories Supply: - For brackets or other related accessories that need to be replaced, genuine or certified replacements will be provided to ensure the quality of repair and vehicle performance.
4. After-sales service: - Establish a perfect after-sales service system, customers can submit maintenance applications through designated after-sales service outlets or online platforms to enjoy professional after-sales service.
5. Customer Feedback: - Pay attention to customer feedback, and will make regular return visits to customers to understand the use of products and customer satisfaction, so as to continuously improve products and services.
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