DTC code P0A80 Permanent. Battery pack replaced. How do I clear the code?

First, certain components have a 10 year / 150,000 mile warranty through Toyota. Check to see what your date of first use is, and depending on that and the mileage, you may have warranty coverage. Second - that code can come on due to dirt in the cooling fan for the hybrid battery, and a need for software updates. There's no guessing at this one, you'll have to have testing performed by a Hybrid or Toyota specialist.

P0A80 will set when highest block to minimum block are more than a 1.2 volt dirrence under load when that happens it will three the code p0A80 only way to fix permanently is to reconditioned battery if u just swap out cells it will only fix the problem temporarily