Fuel Gauge not working.

Asked by GuruDZ91CK Dec 17, 2023 at 02:47 PM about the 1991 Ford F-150 XLT Lariat 4WD SB

Question type: Maintenance & Repair

I have a 1991 F-150. with the single back tank in
it. The gauge was reading way past full so i
changed the sending unit. now it’s reading
empty. but when its turned off it goes up to 1/4
so i have no clue whats going on.

1 Answer
4,290

lincolnscott49 answered 10 months ago

You said you changed the sending unit. Do you mean the float in the tank? That's what picks up the amount of fuel in the tank. Yours may be stuck up in the full position

Mark helpful

Your Answer:

Related Questions

  • Fuel Gauge not working. 1 Answer

    I have a 1991 F-150. with the single back tank in it. The gauge was reading way past full so i changed the sending unit. now it’s reading empty. but when its turned off it goes up to 1/4 so i have...

    1991 Ford F-150 XLT Lariat 4WD SB

    -

    Maintenance & Repair

  • Fuel level gauge not working 3 Answers

    Fuel gauge doesn't work, but it has been working when fuel level gets low.

    2005 Ford Explorer

    -

    Maintenance & Repair

  • Fuel pumps not working 1 Answer

    Have new pumps on it new relays new futures entire electrical has been traced from Battery through circuit all the way back to tanks all is good ECU has been pulled out rebuilt and put back in but ...

    1992 Ford F-150 S Extended Cab SB

    -

    Maintenance & Repair

  • 1988 f150 no heat also temp gauge not working 2 Answers

    changed out thermostat still no heat and gauge not working. What should be my next step?

    1988 Ford F-150

    -

    Maintenance & Repair

  • 2014 f150 fuel gage not working 1 Answer

    What would cause my fuel gage, mpg and miles to empty too not work just had Ford put a new starter in it and the remote start won't work either. Any suggestions

    2014 Ford F-150 XTR SuperCrew 4WD

    -

    Maintenance & Repair

Shortcuts

Search Ford F-150 Questions

CarGurus Experts

  • #1
    OJ
    Reputation
    42,480
  • #2
    Gene Arnett
    Reputation
    16,040
  • #3
    Rowefast
    Reputation
    15,840
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used GMC Sierra 1500
126 Great Deals out of 6,796 listings starting at $3,975
Used Ford F-250
6 listings
Used Ford Ranger
14 Great Deals out of 1,451 listings starting at $2,888
Used Ford Mustang
51 Great Deals out of 1,253 listings starting at $4,995

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.