96 accord engine light please help

i just went to go through emmissions and i failed due to codes po441 evap emmisions system incorrect purge flow and PO 135 o2 senser heater circut bank 1 senser 1 .the guy at emmissions said replace your front o2 sensor that should take care of it.i would like to hear that from someone that know hondas since the o2 sensor is 150 dollars i cant afford to be wrong.so if any one can give me any help would be really gratefull.thank you and happy holidays to all

If you have less than 150k miles then bring it to the dealer. It has an emissions warrenty for 14 years or 15k miles whichever comes first.

If you have less than 150k miles then bring it to the dealer. It has an emissions warrenty for 14 years or 15k miles whichever comes first.
thanks did not know that.it has 166, but another honda guy said the o2 would do that replaced the manifold o2 cleared codes and flew through emmissions.passed want to say thanks for everyones help and merry xmas