Fuel gauge on empty

Common Causes for Poor Fuel Economy

What Vehicle Issues Can Negatively Impact a Car’s Gas Mileage?

Attentive drivers may notice a reduction in their car’s fuel efficiency over time. As fuel economy is determined by a variety of factors, it can be tricky to determine the primary cause. Wondering what vehicle issues can negatively impact a car’s gas mileage? We’ve put together a list of the most common causes for lowered vehicle efficiency. 


Read More: Do I Need to Rotate the Tires of My Car on a Regular Basis?


Common Reasons for Lowered Fuel Efficiency


  • Incorrect Tire Pressure
  • Misfiring Spark Plugs
  • Faulty Oxygen Sensors
  • Faulty Fuel Injectors
  • Using Improper Motor Oil
  • Faulty Coolant Sensor
A man refueling at a gas pump

Drivers located in Dayton, OH or the greater Dayton area can rely on Matt Castrucci Kia for any of their automotive service needs. Schedule a service appointment through our website and meet with our team of automotive specialists at a time that’s convenient for you.