Contact a dealership or a local automotive shop if you have questions about cleaning the throttle body on your own. The throttle body is located between the intake manifold and the air cleaner. For visual identification, the throttle body is usually made of aluminum. Another way to locate the throttle body is to have someone press the accelerator with the engine off.
The throttle body has a direct connection to the gas pedal via a cable or link. When the gas pedal is being pressed, it causes movement of the throttle shaft, which you can see. For your own safety when working with the throttle body cleaning product, wear rubber gloves and eye protection. The throttle body cleaning product can irritate the skin, and the fumes are harmful. Refrain from smoking while doing this project since the cleaning products are extremely flammable. Park your vehicle in a level, open area with plenty of light.
Do not do this project in an enclosed area, such as a garage, due to the fumes given off by the spray. New Cars. Buyer's Guide. Type keyword s to search. Today's Top Stories.
Your Guide to Throttle Body Cleaning Throttle body cleaning is a necessary part of vehicle maintenance since the throttle body plays a significant role in the smooth running of the engine. Setup Park your vehicle outside in a well-lighted, level area. Because throttle-body cleaners are volatile, we do not recommend doing this job indoors.
Locate the throttle body under the hood in the engine compartment. Here are some hints on what to look for:. Once you have located your vehicle's throttle body, look at how it is attached to the air-intake tubes. Sometimes throttle bodies are attached with special fasteners called Torx-head screws.
If so, you will need Torx bits or Torx screwdrivers to remove these fasteners. More commonly, a flat-blade or Phillips-head screwdriver should do the trick.
There may be one or more electrical wires that connect to the throttle body. Do not disturb these; for purposes of this project, you should not need to disconnect any of these terminals. While we always recommend that you follow all appropriate safety precautions for these DIY projects, be extra cautious with this project. Do not smoke when you are working on your vehicle, wear all recommended skin and eye protection and be aware that you are dealing with a flammable spray cleaner.
The job Park your car outside with plenty of space to work around each side of the engine compartment. Cleanup Clean and return all of your wrenches and other tools. Properly dispose of the used paper towels and rubber gloves. Store the remaining throttle-body cleaner for another day. Click here to update settings. Difficulty: Easy Estimated time: 45 minutes Modern electronic fuel-injection systems are some of the most trouble-free systems in your vehicle.
Here are some hints on what to look for: The throttle body is located between the air cleaner and the intake manifold of the engine.
Most throttle bodies are made of aluminum. The throttle body is connected to the gas pedal of your vehicle with a linkage or flexible cable, which moves the throttle shaft when the gas pedal is depressed. If you're having difficulty locating the throttle body, ask a helper to press the accelerator, with the engine off, so you can see the movement of the throttle shaft.
Tools Screwdrivers, Torx bits or Torx screwdrivers or combination or socket wrenches, depending on the fasteners used to connect the throttle body to the intake "plumbing. This then results in the problems we shall discuss below. Here are some of the dirty throttle body symptoms:.
Read Also: What causes no injector pulse [Tips and Tricks]. Stalling: As we stated before, the ECU engine control unit determines the amount of fuel to inject into the combustion chamber based on the amount of air drawn from the throttle body. Therefore, if the throttle body is dirty or blocked, the amount of air needed for normal running will not be injected, making the engine to stall. If the throttle body is blocked with dirt or clogged, this sensor will not work perfectly, and the car will not be stable on the idle.
As we move on you shall learn how to clean dirty throttle body sensor. The first thing to know how to clean the throttle body without removing it is preparing the workspace.
This should be an outdoor place with good ventilation because the substances you shall use are volatile. After choosing a proper place to do the job, you need to locate the throttle body under the hood in the engine compartment.
Here are some tips for locating it easily:. Once you find the throttle body, you have to be careful when dealing with it. This is because there are tubes and hoses and, in some cases, electrical connections attached to it.
Stay away from some of these parts since, in case anything goes wrong on them, it will be difficult to get them to their perfect state. With the right equipment and materials, now you can prepare the vehicle and the gear and start the cleaning process. Locate the big air duct that connects the throttle body to the air cleaner. It is usually locked with a metal clamp. Using a screwdriver, try to loosen the screw and remove the air duct gently.
Do this carefully. If there is an electrical wire connected to the air duct, disconnect it. Remove air ducts and hoses that will enable you to see the movable plate inside the throttle body.
Take care not to damage any gaskets inside it. Put on your safety gear, rubber gloves, and safety goggles. Start spraying the throttle body cleaner inside the throttle body and use the brush to dislodge the sticky dirt. Be careful not to let any parts in the throttle body spilled.
Repeat the previous steps several. After every time, wipe away the dirt using a paper towel. Repeat the procedure until you see the bare metal is fully cleaned. Un-mount the idle sensor carefully, cleans it, and dry it completely. Wipe the throttle body with paper towels to leave it dry.
Ensure no liquid is left on the throttle body. After re-installing the air ducts and any electrical connection you had removed, pick your tools and materials out of the engine compartment and re-attach the battery negative terminal.
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