Yes, if you entered the wrong Basis for your rental property, you can amend your 2014, 2015, and 2016 tax returns (you don't file the 2017 tax return until early 2018).
https://ttlc.intuit.com/questions/1894381-how-to-amend-change-or-correct-a-return-you-already-filed
When you do your 2017 tax return, be sure that the correct "prior depreciation" is entered.
