The Depressed Jeep

My 2007 Jeep Grand Cherokee has been ill ever since I bought it three years ago.   The Check Engine was on and it throws a code of P013C, “O2 SENSOR 2/2 SLOW RESPONSE – RICH TO LEAN”.   This is an unfixable plague for Jeep owners, and has become known as “the AIDS of Jeeps”.   So I bought a cheap OBD2 bluetooth dongle and an excellent Android phone app called Torque.   Checking my car’s oxygen sensors on engine bank 1 (driver’s side), I had what I should have: