Emissions troube code on 2007 Lexus RX400h

My check engine light is on and Lexus got a code P0051, P2240, and P2241 A/F sensor B2-S1 open Circuit. Isn't this the oxygen sensor and shouldn't it be coverd under the Emissions Warranty?

Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
0 answers