Error code 26. Still not working and have replaced the head module as

My S9 Plus keep saying that there is an error 26 and I have replaced the head module, air filters, and then a complete thorough cleaning of all parts.

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

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 1
crwdns2934285:0crwdne2934285:0