How can you manually run the fuel pump prior to removing the fuel tank to empty a full tank?

2000 MERCURY MOUNTAINEER
190,000 MILES
Avatar
LONESTAR59
  • MEMBER
  • 3 POSTS
I have to change my fuel pump but hav a full tank of fuel (25 gal).
Dec 28, 2011 at 10:22 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
Advertisement
Avatar
ASEMASTER6371
  • CAR REPAIR CONTRIBUTOR
  • 52,796 POSTS
I assume you have a pump failure which means you cannot operate it. you need an external pump hook up to drain your tank.

Roy
Dec 28, 2011 at 10:26 PM
Advertisement
Avatar
LONESTAR59
  • MEMBER
  • 3 POSTS
No my pump isn't producing the required pressue to allow the car to run, i.e. weak output.
Dec 28, 2011 at 10:36 PM
Avatar
LONESTAR59
  • MEMBER
  • 3 POSTS
No my fuel pump just isn't providing the proper pressue to allow car to tun, weak output but still runs.
Dec 28, 2011 at 10:37 PM
Avatar
ASEMASTER6371
  • CAR REPAIR CONTRIBUTOR
  • 52,796 POSTS
then you can power it up through the inertia switch by applying 12 volts to the wire to the pump.

Roy
Dec 28, 2011 at 10:40 PM