engine light came on while driving on 2006 Ford Fusion

checked the gas cap and it was not loose am thinking that it may be in the emission system

Asked by for the 2006 Ford Fusion
1 answer 3 comments
YOU NEED TO SCAN CODES AND WE WILL ADVISE
I would love give that to you but don't own a obd 2 tester to find out. the car is not running bad
and can you clean the O2 sensors?
go to auto zone and they will give you the code
its was 3 sensors 2-O2 sensors and the temp sensor