Set Instant Pot to saute. When hot, add in oil. Then add in onions and garlic, and saute until tender, about 2 minutes.
Pour in the chicken broth, enchilada sauce, diced tomatoes, chipotle in adobo sauce, beans, corn, cumin, salt and pepper. Stir well.
Add in chicken breasts, making sure chicken is fully covered with sauce. Cover and cook on high pressure for 20 minutes. Release quick or natural.
Shred chicken with two forks, and stir in cilantro and lime juice. Taste and adjust seasonings as needed. Spoon into bowls. Garnish as desired and serve.