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Gen 2 Prius Fuel Economy

Track your fuel economy and share with others your experience with the 2004-2009 Prius' MPG.

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  1. Gaby03

    2nd gen prius, will using premium fuel affect my mpg and in what way?

    Gaby03, Mar 20, 2022
    Replies:
    12
    Views:
    6,607
    Isaac Zachary
    Isaac Zachary
    Mar 28, 2022
  2. mfa-prius

    A clean mass airflow sensor seems to help

    mfa-prius, Jan 20, 2010 ... 2
    Replies:
    33
    Views:
    41,631
    Another
    Another
    Mar 29, 2022
  3. GotanIssue12

    Abs actuator is bad, and only getting 33 mpg

    GotanIssue12, Aug 4, 2021
    Replies:
    16
    Views:
    9,714
    bisco
    bisco
    Apr 2, 2022
  4. Tony714

    Fuel tank reset problems

    Tony714, May 2, 2022
    Replies:
    6
    Views:
    5,559
    Tony714
    Tony714
    May 3, 2022
  5. andreax716

    So...does using the A/C affect my mileage?

    andreax716, May 5, 2008 ... 2
    Replies:
    39
    Views:
    33,045
    dolj
    dolj
    May 4, 2022
  6. Gecko19

    Lower fuel economy after CAT replacement

    Gecko19, Jan 5, 2020
    Replies:
    9
    Views:
    16,247
    dolj
    dolj
    May 4, 2022
  7. bobodaclown

    4 New Ecopia EP422 P185/65R15 122732 Initial Report

    bobodaclown, Sep 6, 2013 ... 2
    Replies:
    21
    Views:
    10,678
    Mendel Leisk
    Mendel Leisk
    May 24, 2022
  8. Jake West

    Good MPG bad Mileage when Fueled

    Jake West, May 25, 2022
    Replies:
    12
    Views:
    4,415
    dolj
    dolj
    May 28, 2022
  9. k1ngn0thing

    277k 07, put in a new tranny with 90k on it, mpg jumped from 40 to 52

    k1ngn0thing, Jul 15, 2022
    Replies:
    0
    Views:
    2,869
    k1ngn0thing
    k1ngn0thing
    Jul 15, 2022
  10. Gilberto

    2008 with 190k. I downloaded Dr Prius app because I only get 32 mpg. What exactly am I looking for?

    Gilberto, Aug 1, 2022
    Replies:
    3
    Views:
    4,302
    Another
    Another
    Aug 2, 2022
  11. carbon

    Remove spare tire, how much mpg gain?

    carbon, May 1, 2013 ... 2
    Replies:
    22
    Views:
    31,586
    ColoradoBoo
    ColoradoBoo
    Aug 5, 2022
  12. Hakam

    No catalyzer + faulty o2 sensor

    Hakam, Jul 31, 2022
    Replies:
    12
    Views:
    4,247
    Another
    Another
    Aug 6, 2022
  13. Phrius

    My Prius Loves Colorado - 46MPG and counting!

    Phrius, Jul 6, 2022
    Replies:
    4
    Views:
    4,371
    UTadventures
    UTadventures
    Aug 14, 2022
  14. John in LB

    What design change would you make for 100 MPG

    John in LB, Mar 24, 2007 ... 2
    Replies:
    28
    Views:
    8,011
    Isaac Zachary
    Isaac Zachary
    Aug 27, 2022
  15. Fredsimm

    Is 45.8 mpg a good average?

    Fredsimm, Nov 30, 2017
    Replies:
    19
    Views:
    11,235
    WilDavis
    WilDavis
    Nov 3, 2022
  16. Toyota2

    Plenty Happy

    Toyota2, Nov 11, 2022
    Replies:
    8
    Views:
    2,308
    Toyota2
    Toyota2
    Nov 14, 2022
  17. NiMHPrius

    Beware of Dealer ECU Calibration MPG way down

    NiMHPrius, Apr 8, 2005
    Replies:
    18
    Views:
    18,876
    Montgomery
    Montgomery
    Nov 16, 2022
  18. Gregg Hayes

    What Grade Fuel do You Use?

    Gregg Hayes, Jan 11, 2009 ... 2 3
    Replies:
    43
    Views:
    13,687
    dolj
    dolj
    Dec 4, 2022
  19. JJ Pen

    Nexcell lithium mpg report

    JJ Pen, Dec 11, 2022
    Replies:
    10
    Views:
    3,671
    vvillovv
    vvillovv
    Dec 19, 2022
  20. Farias1109

    New Owner!!! ONLY 38MPG

    Farias1109, Apr 29, 2012
    Replies:
    18
    Views:
    9,320
    Kaptainkid1
    Kaptainkid1
    Dec 21, 2022
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