Some designs of LG dishwashers may present a P1 or P2 “error code” (along with P3 as well as P4). Actually, these are not LG dish washer error codes. They are quick integrated dishwashing cycles. They match the control board icons of the LG dish washer, specifically: a quick cycle, a delicate cycle and so on

Significance
It is designed for heavily soiled cookware. As a rule, these are pans, seldom pots and also various other utensils that are very oily as well as difficult to clean manually. If you put such recipes together with plates and also glasses, the typical cleaning cycle will stop working to clean the pan as well as various other items often. It is generally the most universal default cycle.
The P2 code. In principle, it is similar to the above cycle, but it is a little more delicate. Pots and various other a little unclean things can go here also. An oily (burned) pan or pot will certainly not come entirely clean after this cycle.
The P3 code. This is a cycle for glasses. LG dishwashing machine will clean your glass tools securely and also naturally as well as maintain them glossy.
The P4 сode. That’s the quick option of the evening dishwashing cycle. Your meals will certainly be cleaned silently and also dried out overnight.
Check out the manual to your gadget for more details on the LG dishwasher P1 error code.