that something was wrong
¿Cuándo se dieron cuenta de que algo andaba mal?
When did they realize something was wrong?
Su tono frío me hizo entender que algo andaba mal entre nosotros.
His cold tone made me realize that something was wrong between us.
¿Cuándo te diste cuenta de que algo andaba mal?
When did you realize something was wrong?
¿Cuándo se dio cuenta de que algo andaba mal?
When did you realize something was wrong?
Te dije que algo andaba mal y no me escuchaste.
I told you something was wrong and you didn't listen to me.
— Lars y la chica real (2007)
Le vi la cara y supe inmediatamente que algo andaba mal.
I saw his face and knew immediately that something was wrong.