Add the water, salt, and oil to the IP.
Press the saute button and allow the water to heat up.
When water simmers, add the pasta and stir.
Close lid and move valve to sealed.
Press manual (high) for 4 minutes. Once completed, do a quick release.
Once pressure has released and pin drops, open lid and place pasta in colander. Rinse with cold water to complete cook process. Set aside.
Press saute on IP again and allow to start heating up.
Add the olive oil and onion. Allow to cook until onion is translucent.
Add in the Italian Sausage and Red Pepper Flakes cooking until meat is no longer pink and cooked through.
Add the Italian seasoning, pepper, carrots, and celery. Cook for about 1-2 minutes.
Add in diced tomatoes, tomato sauce, beans, thyme, and broth.
Press cancel button to turn off sauté on IP. Place lid on pot securely and move valve to sealing position.
Press manual (high) for 7 minutes followed by a natural release for 15 minutes.
Do a quick release after the 15 minutes to release any additional pressure. Once pin drops, open lid and stir.
Add in the cooked pasta, Parmesan cheese, and Basil. Serve!!