Harrison Police working a special task force saw a 2013 Mercedes with New Jersey registration parked on the corner of Warren and South Second Street with its engine running.
The driver of the vehicle, Samuel Davalos appeared slumped over in his seat.
Police saw the 24-year-old with what appeared to be a marijuana grinder in his hands.
During a search of the car, detectives found a clear bag with green leafy vegetation that they suspected to be marijuana concealed inside a coffee mug, along with three packages of rolling papers.
Davalos was arrested and taken to headquarters.
Moran Towing was dispatched to the scene to take possession of his vehicle.
Davalos was charged with possession of CDS, possession of 50 grams or less and drug paraphernalia.