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How do you change fuel injector 2000 Lexus GS300?

Here are the steps on how to change a fuel injector on a 2000 Lexus GS300:

1. Disconnect battery:

- Open the hood and disconnect the negative terminal of the battery.

2. Remove air cleaner:

- Loosen the clamps and remove the engine cover and intake tube to gain access to the fuel injectors.

3. Remove the fuel rail:

- Disconnect vacuum lines from the fuel pressure regulator and fuel rail.

- Remove the bolt holding the fuel rail to the intake manifold.

- Gently pry up and remove the fuel rail, be careful not to spill any fuel.

4. Remove the old injector:

- Remove the electrical connector attached to the injector.

- Use a suitable tool pry up and remove the injector from the intake manifold.

5. Install the new injector:

- Apply a thin coat of petroleum jelly to the o-rings of the new injector.

- Press the injector into the intake manifold until seated properly.

- Attach the electrical connector.

6. Reinstall Fuel Rail and Air Cleaner:

- Reattach the fuel rail to the intake manifold and install the bolt.

- Connect vacuum lines to the fuel pressure regulator and fuel rail.

- Reattach the intake tube and engine cover.

7. Reconnect the Battery:

- Reconnect the negative terminal of the battery.

- Start the engine and check for any leaks.

Note:

- Make sure to clean the injector ports on the engine before installing the new injectors to avoid any further issues.