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fuel pump runs with key off


showoff

New Member
Joined
Nov 4, 2007
Messages
6
Reaction score
0
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Vehicle Year
1991
Make / Model
ford
Transmission
Manual
any ideas? thanks
 


RobbieD

2.9l Mafia
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Aug 6, 2007
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Location
Georgia
Vehicle Year
1984,1990,1994
Make / Model
Ford
Transmission
Manual
2WD / 4WD
2WD
My credo
Toonces drives a Ranger . . . . just not very well.
What year truck is it?

The simplest cause would be the fuel pump relay being stuck closed.
 
Last edited:

showoff

New Member
Joined
Nov 4, 2007
Messages
6
Reaction score
0
Points
0
Vehicle Year
1991
Make / Model
ford
Transmission
Manual
its a '91 with the 2.9, where would the relay be?
 

RobbieD

2.9l Mafia
Joined
Aug 6, 2007
Messages
3,865
Reaction score
3,434
Points
113
Location
Georgia
Vehicle Year
1984,1990,1994
Make / Model
Ford
Transmission
Manual
2WD / 4WD
2WD
My credo
Toonces drives a Ranger . . . . just not very well.
It's under the power distribution box, in the engine compartment. Should be the last relay, toward the rear of truck.
 

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