How big is the gas tank on a 2010 Honda Civic?
In total, there were four different engine options for the 2010 Honda Civic: the base 1.8-liter I-4, the CNG 1.8-liter I-4, the hybrid, and the 2.4-liter upgraded engine on the top-level Civic Si.
If you have one of the regular Civic trims with the base engine, its fuel tank’s capacity is 13.2 gallons. For the hybrid, the tank is slightly smaller, holding 12.3 gallons, while the CNG-burning GX model’s tank only holds 7.8 gallons.
How to check your 2010 Honda Civic’s gas tank size
If you can’t find your owner’s manual and aren’t quite ready to place your trust in Jerry’s alleged omniscience, you could always try these simple methods to confirm your 2010 Civic’s gas tank’s size.
Do you love math? How about using a measuring tape? If you answered yes to one or both of those questions, then you’re going to love this solution!
All you have to do is measure the width, length, and height of your car’s gas tank, then multiply those numbers together to solve for Volume in cubic inches. Here’s a handy formula to help visualize!
To get gallons instead of cubic inches, simply divide V by 231, since there are 231 cubic inches in one gallon!
Check your owner’s manual
It’ll be a dark day when we stop recommending that you read your owner’s manual. Much of the best information about your car is easily found there.
Drive till empty, then fill it up
Wanna get a functional answer to the question of how much gas it takes to fill your tank? Why not just drive your Honda Civic till the fuel gauge hits empty and then fill it up? All you have to do is note how many gallons you needed to fill the tank, and now you can use this figure for your budgeting!
How to save on fuel costs in a 2010 Honda Civic
Even if you don’t have the hybrid, you can always try to optimize fuel economy by changing/maintaining good habits like these:
How to optimize your 2010 Civic’s insurance coverage