Necaxa moved into first place with their 0-2 victory against Monterrey, while Veracruz remained in last despite drawing Cruz Azul 0-0.
Veracruz remains the only winless team.
Veracruz remained in last place in the Tabla de Cociente as well, while relegation rivals San Luis and Chivas de Guadalajara won and FC Juárez lost. Querétaro had a bye.
Scores
Puebla 1-3 Atlético San Luis
Veracruz 0-0 Cruz Azul
Tijuana 1-1 Tigres UANL
Monterrey 0-2 Necaxa
León 3-1 FC Juárez
Chivas de Guadalajara 1-0 Atlas
América 1-1 Pumas UNAM
Toluca 0-2 Monarcas Morelia
Santos Laguna 2-2 Pachuca