How To Fix My Ps 4 Controller Left Stick. Before moving to the next step, wait for. If you see dirt that you can't reach, you can use pressurized air to dislodge it.
So I went on eBay and looked for some replacements.
To get rid of grime, use a cotton swab dipped in a mixture of water and isopropyl alcohol.
Release the stick and give the controller a few firm whacks. I thought I'd try and learn how to repair this issue since it keeps happening to controllers I own and annoys me. Here is the board after the repair.