Volkswagen throttle matching method

1. Check the working parameters of the parts on the throttle body; Turn on the ignition switch, the opening of the throttle position sensor is generally between 17 ~ 19%, and the voltage is between 0.85 ~ 0.95v After starting the engine, the idle speed will definitely be high.

2. Turn on the ignition switch and use the public dedicated detector HDS to enter the engine system;

3. Select the "Inspection" function;

4. Select the "ETCS" item, perform the first step of throttle position sensor test according to the prompt, and then perform the second step of throttle position sensor matching function;

5. Turn off the ignition switch after performing the above functions;

6, start the engine, idle speed is normal.

Extended data

Throttle is a controllable valve that controls air to enter the engine. After the air enters the intake pipe, it will be mixed with gasoline to form a combustible mixture, and the combustion is successful. It connects the air filter and the engine block, and is called the throat of the automobile engine.

Throttle four-stroke gasoline engines are generally like this. Throttle is one of the most important components in EFI automobile engine system. Its upper part is the air cleaner grille, and the lower part is the engine body, which is the throat of the automobile engine. Whether the acceleration of a car is flexible or not has a lot to do with the dirt of the throttle. Cleaning the throttle can reduce fuel consumption and make the engine flexible and energetic. Whether the throttle should be removed for cleaning is also the focus of discussion among car owners.

References:

Baidu encyclopedia-throttling