From the parking garage head straight down the hall and go through the first door on your left to find the firing range.
Resident evil 2 locked door parking garage.
Be sure to check the elevator itself for a small note then head back.
For resident evil 2 on the playstation 4 a gamefaqs message board topic titled is there any way to access the locked door in the parking garage.
Head through the parking garage and open the door to the elevator controls room using the diamond key.
Collect the blue herb high grade gunpowder white and the shoulder stock gm 79.
Grab the equipment disposal notice and the box off the table on your right.