Does Intake System Cleaning Include the Throttle Body?

1 Answers
DelAyla
07/29/25 7:39pm
Intake system includes: air filter, throttle body, intake manifold and fuel injector. The details of the intake system are as follows: 1. When the engine is running, the driver controls the throttle opening through the accelerator pedal to change the intake air volume and regulate engine operation. Air entering the engine first passes through the air filter to remove dust and other impurities, then flows through the air flow meter, enters the power chamber via the throttle passage, and is distributed to each cylinder through the intake manifold. During cold idle operation, some air bypasses the throttle body and enters the cylinder through the auxiliary air valve or idle control valve. 2. Intake system cleaning includes the throttle body. The main function of the intake system is to deliver clean, dry, sufficient and stable air to meet engine requirements, preventing impurities and large particles from entering the combustion chamber and causing abnormal engine wear. 3. Another important function of the intake system is noise reduction. Intake noise not only affects the vehicle's pass-by noise but also impacts cabin noise, significantly influencing ride comfort. Poor intake system design directly affects engine power and noise quality, which relates to the vehicle's overall ride comfort. Properly designed muffler components can reduce subsystem noise, thereby improving the vehicle's NVH performance.
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