1991 Ford F-150: fuel pump failure

Filed Apr 8, 2025 · Fuel system · 112,000 miles · CA

The contact owns a 1991 Ford F-150. The contact stated that while driving at an undisclosed speed, the rear fuel tank gauge began indicating that the rear tank was losing fuel abnormally fast. After a visual inspection, the contact observed that fuel was flowing from the rear fuel tank into the front fuel tank. No warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed a failure with the fuel pump assembly check valve; however, the dealer declined to attempt to repair the vehicle due to the age of the vehicle. The vehicle was not repaired. After investigating the failure, the contact related the failure to the federal safety agency Campaign Number: 93V125000 (Fuel System, Gasoline), but was unaware if the VIN was ever included in the recall. The manufacturer was notified of the failure, a case was opened, and the contact was later informed that the VIN was included in the recall and had been repaired already. The failure mileage was 112,000.

Filed May 12, 2014 · Fuel system · 96,000 miles · GA

Tl* the contact owns a 1991 ford f-150. The contact stated that the fuel pump assembly caused a portion of the unused fuel from one tank to be returned to the second tank. When the failure occurred, the capacity of the second tank was exceeded and would cause fuel spillage. The contact believed that the vehicle was exhibiting the exact same failure indicated in the federal safety agency campaign number: 93v125000. (fuel system, gasoline). The manufacturer was made aware of the failure. The contact was informed that the vehicle was not included in the recall campaign. The failure and current mileage was 96,000.

Filed Jul 16, 2013 · Acceleration, Electrical · 145,000 miles · TX

Tl* the contact owns a 1991 ford f-150. The contact stated that the vehicle failed to start. The vehicle was towed to the dealer who stated the fuel pump failed. The vehicle was repaired but the failure recurred. The manufacturer was contacted about the failure. The failure mileage was 145,000. The consumer stated the battery failed and the seal around the speedometer went bad.

Filed Sep 3, 2008 · Fuel system · 70,000 miles · MN

Tl*the contact owns a 1991 ford f150 4x4 xlt 300. The vehicle has dual tanks and can travel approximately 100 miles on one tank. When switching to the other tank, the vehicle could only travel approximately 20 miles before running out of fuel. Through research, the contact discovered that the check valve within the fuel pump assembly caused a portion of the unused fuel from one tank to be returned to the second tank. When this occurs, the capacity of the second tank was exceeded. Ford stated that the federal safety agency campaign id number 93v125000 (fuel system, gasoline:storage:tank assembly) was void and the contact would be liable for the recall repairs after ten years. Ford also stated that the recall repairs were already completed. The contact stated that if the repairs were done, the failure would not be present. The failure mileage was 70,000 and current mileage was 74,561.

Filed Jan 23, 2006 · Fuel system · 98,000 miles · DE

Dt*: the contact stated the fuel pump is causing the unused fuel from one tank to return to the secondary tank causing spillage. There is a the federal safety agency recall, # 93v125000, regarding the fuel system tank assembly. The vehicle has the same problems as indicated in the recall; however it is not included in the recall due to the VIN. The vehicle was taken to the local dealership for repairs.

Filed Aug 26, 2005 · Fuel system · 137,000 miles · IL

Dt: had a problem with the vehicle and took it to the local mechanic that said there was a recall. Contacted ford, and they said the recall expired at 150,000 or 12 years. The fuel was running through the engine. The vehicle would not start. There was a defective check value. Driving down the road and the vehicle just quit. This happened on july 12, 2005. *ak the fuel pump system drained the front tank to the rear causing spillage of fuel.

Filed Apr 12, 2005 · Fuel system · DC

1991 ford f150 xlt having problems with fuel spilling out of the tank while driving due to faulty external check valves.*mr the dealer also found evidence of seepage from the tank being pressurized to the rear fuel pump supply pressure. They blame that problem on faulty external check valves which were installed for a recall a few years ago to fix internal tank check valves.

Filed Apr 11, 2005 · Fuel system · 68,200 miles · MN

Saturday afternoon, about 8 gallons of gasoline sprayed out of my ford 1991 f150 xlt [xxx] while driving about 15 miles. The ford dealer also found evidence of seepage from the front fuel tank being pressurized to rear fuel pump supply pressure and blames the problem on faulty external check valves which were installed on a recall a few years ago to fix faulty internal tank check valves. Since the recall was supposed to fix this problem, and I am only writing this by the grace of god as there was no source of ignition, how can this issue be addressed before someone is killed????*ak *js information redacted pursuant to the freedom of information act (foia), 5 u.s.c. 552(b)(6)

Filed Oct 12, 2003 · Fuel system · 180,000 miles · VA

While driving the front tank emptied into the rear tank without warning and caused the fuel to leak out. The fuel pump valve was the malfunctioning part of the check valve to the fuel pump assembly. Dealer is aware of the problem. *ph *ts

Filed Jan 21, 2003 · Fuel system · 163,152 miles · SD

The dealership sioux falls ford has refused to honor a recall for the fuel leakage. Recall#93v125000 ph the consumer was sent a recall. The dealer stated that they had fixed the problem/recall. The vehicle would never run on the rear tank and gasoline was pouring out of the cap filler tube of the front tank. The dealer replaced the front tank fuel pump. The valves in both fuel pumps were bad. The dealer replaced the rear fuel pump and the front fuel pump assembly. Scc

Filed Feb 23, 2001 · Fuel system · MN

When both tanks are full and car is runing rear tank fuel pumps into front tank, causing it to overflow. *ak consumer states pressure valve is no longer operative.

Filed Aug 7, 2000 · Fuel system · CA

Vehicle has dual tank and dual fuel pumps. One is pumping fuel into fuel pump two and there is an overflow.