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poor mpg

  1. General Troubleshooting and Technical Help
    Hello all, back again for the folks that know more about subies than I do. In the last few months my '13 Forester XL has thrown me for a loop. It began in the winter throwing p0420, figuring my O2 sensor was the suspect I changed it out with a OE Denso and everything seemed fine. A week later...
  2. Fuel Economy and Alternative Fuels
    2020 Subaru Forester Touring, a little under 2,000 miles of driving, primarily on the highway, we're seeing highway MPG of ~27.5 MPG and city MPG of ~23 MPG for a whopping EPA equivalent combined MPG of 25 MPG. We bought the car anticipating a couple hundred thousand miles out of her and when...
  3. General Troubleshooting and Technical Help
    I've owned my 2017 Fully Loaded Forester since 2017 (purchased new) when I was in Reno, NV. While I lived in Reno, the gas mileage was not good at all for general driving - I think I was getting on average 25mpg. I figured it was due to the high elevation. Well, I now live in Bellingham, WA and...
  4. General Troubleshooting and Technical Help
    Hello guys! I need some advice on what I should be looking for that's causing the poor mpg or is this a norm for an 09. I purchased the car about 3 months ago and it has 117k miles on it, running on all season tires on stock 17s. I recently changed the oil to Castrol EDGE 5W30, new spark plugs...
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