Throttle Body Car Wont Start
What is a throttle body?
A throttle body is a valve that controls the amount of air that flows into the engine. It is located between the air filter and the intake manifold. When you press the gas pedal, the throttle body opens to allow more air to flow into the engine. This causes the engine to speed up.
What happens if the throttle body is dirty?
If the throttle body is dirty, it can cause a variety of problems, including:
- Rough idling
- Stalling
- Hesitation when accelerating
- Reduced power
- Poor fuel economy
How to clean a throttle body
Cleaning a throttle body is a relatively simple process. You will need the following tools:
- A can of throttle body cleaner
- A clean rag
- A screwdriver
To clean the throttle body, follow these steps:
- Locate the throttle body. It is usually located on the intake manifold.
- Remove the air filter.
- Spray the throttle body cleaner into the throttle body. Be sure to spray all of the areas that are visible.
- Use the clean rag to wipe away any dirt or debris that is loosened by the cleaner.
- Reinstall the air filter.
- Start the engine and let it idle for a few minutes. This will allow the cleaner to evaporate.
How to replace a throttle body
If the throttle body is damaged or cannot be cleaned, it will need to be replaced. Replacing a throttle body is a more difficult process than cleaning it. You will need the following tools:
- A new throttle body
- A set of wrenches
- A screwdriver
To replace the throttle body, follow these steps:
- Locate the throttle body. It is usually located on the intake manifold.
- Disconnect the negative battery terminal.
- Remove the air filter.
- Disconnect the throttle body sensor.
- Disconnect the coolant hoses.
- Remove the bolts that hold the throttle body in place.
- Remove the old throttle body.
- Install the new throttle body.
- Reinstall the bolts that hold the throttle body in place.
- Reconnect the coolant hoses.
- Reconnect the throttle body sensor.
- Reconnect the negative battery terminal.
- Start the engine and let it idle for a few minutes. This will allow the throttle body to learn the new settings.
Conclusion
A dirty or damaged throttle body can cause a variety of problems with your car. If you are experiencing any of the symptoms listed above, it is important to have the throttle body inspected and cleaned or replaced as soon as possible.
