probable cause

US /ˌprɑː.bə.bəl ˈkɑːz/
UK /ˌprɑː.bə.bəl ˈkɑːz/
"probable cause" picture
1.

causa probable, motivo fundado

reasonable grounds (for making a search, pressing a charge, etc.)

:
The police had probable cause to search the suspect's car.
La policía tenía causa probable para registrar el coche del sospechoso.
Without probable cause, the arrest would be illegal.
Sin causa probable, el arresto sería ilegal.