crwdns2933897:0crwdne2933897:0

Why are the L2 and R2 buttons not working?

I checked the buttons on gamepad tester and all work except the L2 and R2 buttons. I’ve cleaned the silicone pads and the contacts. What else should I check.

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2853045:0crwdne2853045:0 crwdns2853046:0crwdne2853046:0
crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0