Malik Afi was last seen at his Eighth Ave. apartment near W. 148th St. about 11:45 a.m. Friday. The child has been struggling in school and was arguing with his parents, officials said.
The troubled tyke last ran away from home in July 2015, cops said.
Malik is described as black, 4-foot-9 and about 90 pounds with brown eyes and black hair. He was last seen wearing a blue coat, blue pants, white shirt and black sneakers.
Anyone with information is asked to call CrimeStoppers at (800) 577-TIPS. All calls will be kept confidential.