The 2003 Ford Focus SE comes equipped with a 13.2-gallon gas tank.
I’m sure we’ve all pulled up to the pump and wondered just how much gas our car’s tank can actually hold. While this information can be found in your car’s owner’s manual, you may not have one—especially if you’re driving an older vehicle.
How big is the gas tank on a 2003 Ford Focus SE?
How to check your 2003 Ford Focus SE’s gas tank size
Don’t believe us? If you want to find out for yourself what your Focus SE’s gas tank size is, there are a number of ways to do that.
Grab your measuring tape and calculator, it’s time to put that high school math to work. To find the volume of your gas tank, multiply the width, length, and height and then divide the result by 231 (which is the number of cubic inches in a gallon).
Check your owner’s manual
We’ve already mentioned that you can find your fuel tank capacity in your owner’s manual, likely under the heading “fuel tank capacity” or something similar.
Drive till empty, then fill it up
You feelin’ lucky? If you want to test your tank’s capacity—and your nerves—just drive until the tank is empty. Once you’re on E—or your nerve gives out, whichever comes first—fill up the tank for a general, if not exact, measurement of your gas tank’s capacity.
How to save on fuel costs in a Ford Escape
The 2003 Ford Focus SE averages about 27 mpg combined. This is already above average for cars in 2003, which tended to get about 24 miles to the gallon combined. However, since your 2003 is getting a little long in the tooth, you may have noticed its fuel efficiency beginning to slip. Here are tips to get it back to where it should be, and keep it there:
How to optimize your Escape’s insurance coverage
But what about those savings, you ask? On average, Jerry users save over $800 a year on car insurance—that’s a whole lot of gas in your tank!