How do I stop excessive fuel consumption of my 2003 Toyota Camry? on 2003 Toyota Camry

My 2003 Toyota Camry consumes so much fuel. I travel a distance of about 50km daily (to and fro 50km)from Monday to Friday and my full tank of fuel is exhausted within one week.

by in Los Angeles, CA on September 30, 2013
2 answers
ANSWER by on September 30, 2013
What about the weekend? Check engine light on? Need to know how many miles driven on a full tank, not how much you drive 5 days a week!
ANSWER by on September 30, 2013
scan codes and post so we can adv