What are the steps to clean the throttle body?

[JacksonRose]

Cleaning the throttle body involves the following steps: 1. Open the engine hood and remove the black upper engine cover. 2. Depending on the type of clamp, use either a Phillips screwdriver or needle-nose pliers to remove the intake hose. 3. Remove the throttle body without disconnecting its wiring harness. Use a cloth to cover the metal intake port to prevent foreign objects from entering the engine cylinders. 4. Clean the throttle body using a cleaning agent or carburetor cleaner. Pay attention to removing carbon deposits inside the throttle body, around the throttle shaft root, and the bypass valve. 5. After cleaning, dry it with a cloth and apply a small amount of engine oil near the throttle shaft for lubrication.

[VictoriaDella]

Cleaning the throttle body is quite simple, and I enjoy DIY car maintenance myself. First, prepare the tools: throttle body-specific cleaner (don't use carburetor cleaner as a substitute), a socket wrench set, clean soft cloths, and cotton swabs. The engine must be completely cooled for at least half an hour before starting to avoid burns. Turn off the engine and disconnect the negative battery terminal to prevent short circuits in electronic components or triggering fault codes. Locate the throttle body (usually connected to the intake pipe), use the wrench to remove the intake pipe connection, exposing the internal valve. Spray the cleaner to cover the carbon buildup areas, wait a few minutes for it to soften, then gently wipe the disc valve and walls with a soft cloth—avoid scraping hard to prevent damage. Finally, let it air dry for 5 minutes, reassemble all components, and reconnect the battery. Start the car in neutral to check idle, listening for smooth operation. Ensure good ventilation during the process and wear gloves to stay clean. Regular cleaning every 10,000–20,000 km can improve throttle response, reduce idle instability, and save money. Note: avoid spraying cleaner on sensors or other sensitive parts.

[AlexisLee]

Safety first when cleaning the throttle body. A friend of mine had issues due to overlooking details. Steps: Work only after the engine has cooled down, turn off the engine and disconnect the negative battery terminal to prevent any electrical interference. Prepare professional throttle body cleaner, cloth, and small tools like a Phillips screwdriver. Locate the throttle body (usually at the front of the engine), carefully remove the intake pipe or air filter box components. Spray the cleaner to cover internal carbon deposits, gently wipe the surface, avoiding hard objects or high pressure. After cleaning, let it dry for a few minutes before reassembling the components, ensuring all connections are secure. Start the car to test if the throttle responds smoothly. Wear gloves and goggles throughout the process, and operate in a sheltered area to prevent splashing. If there's heavy carbon buildup, don’t rush—apply the cleaner multiple times. Cleaning can improve fuel efficiency and acceleration, but beginners unfamiliar with tools should refer to video tutorials or seek professional help.

[Hall]

Steps to Clean the Throttle Body: First, let the engine cool and turn off the power. Disconnect the battery negative terminal and locate the throttle body position. Remove the intake pipe to expose the interior, then evenly spray a specialized cleaner to soften carbon deposits. Wait for a while, then wipe clean with a soft cloth. Reinstall and check. Start the engine to test for smoother idling and better acceleration. Regular cleaning helps prevent issues.

[Rodger]

Cleaning the throttle body can make the car run smoother, especially when experiencing unstable idling. The required tools include throttle body cleaner, gloves, and basic wrenches. After the engine cools down, turn it off and disconnect the negative battery terminal to prevent electronic issues. Locate the throttle body (usually at the end of the intake pipe), remove the intake pipe to expose the butterfly valve. Spray the cleaner and gently wipe away carbon deposits, let it dry before reassembling. Start the car to check performance. It's recommended to clean it every certain mileage to improve responsiveness and reduce shaking. The operation is simple and suitable for beginners. Refer to more guides to avoid mistakes.