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<h1 class="BlogItem-title" data-content-field="title">1994 ford f150 fuel pump problems. He put a new one in, ran for about a week then stopped.</h1>

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<p class="" style="">1994 ford f150 fuel pump problems 9 inline 6, dual tank setup. 3 4cylinder. 9, manual, 5speed, 4x4 . 8 engine. What what I know of is wrong with the truck: It needs a valve cover gasket or something. Sep 16, 2015 · 1987 - 1996 F150 - Fuel Problems- 1994 F150 - I have a 1994 F150 5. View problems with the fuel pump fuse Other causes of fuel pump failure in the F-150. 1994. - Hi guys. 9 2x4. Also no fire at same time. Oct 10, 2022 · If it solves the problem, you can be sure that the fuel pump relay is failing. Dec 13, 2015 · Electrical - Fuel Pump Runs Constantly - I ended up inheriting a 4. 9L, it only has a single tank. Shop for the best Fuel Pump for your 1994 Ford F-150, and you can place your order online and pick up for free at your local O'Reilly Auto Parts. 9 300-6. The gauge will register for the rear tank, I assume, accurately. I'm trying to determine the extent of my fuel system problems. It should be on the drivers side of the truck under the hood. 9 volts then I would say the fuel pump relay has not closed or it has a bad fuse link at the starter relay. Sep 17, 2013 · CROSS TANK FUEL FLOW CONDITION: DAMAGED CHECK VALVE TECHNICAL SERVICE BULLETIN Reference Number(s): 93S68, Date of Issue: September, 1993 Related Ref Number(s): 93S68 ARTICLE BEGINNING CROSS TANK FUEL FLOW CONDITION APPLICATION Model(s): All 1990-1992 Ford F-Series Trucks equipped with 4. 0/302, 5. 5L. heat/bumps/cold). 9 dual tanks. 2018 model year had issues with misaligned welds of the high-pressure fuel pump, causing oil and fuel leaks. When it does not start the pump is not running. and is 4 wheel drive. 9 inline-six and a 4-speed manual with overdrive. But for the life of me I can&rsquo;t figure out/find the pump for my front tank. Fuel Pump Relay Diagnostic/Troubleshooting Notes: The YEL wire: Should have 10 to 12 Volts DC with Key On Engine Off (KOEO) or Key On Engine Running (KOER). 5L Replaces E2059M SP2005H (Midship Mar 20, 2009 · If it is a 1994 and you are on the power wire for the fuel pump and you have grounded pin #6 of the self-test connector with the key in the run position and you are getting 6. 8 AT 205K Miles A couple of months back I filled my front tank (it was at 1/4 when I filled it). I have not put fuel into the front tank in a year but it always has plenty of fuel. 2 posts &bull; Page 1 of 1. Nov 6, 2008 · 1994 F-150 Fuel system problem Jump to Latest 2. zero fuel pressure, I have checked inertia switch, good. High Pressure Fuel Pump The high pressure fuel pump is positioned inside fuel tank. Without your fuel pump, you're going nowhere and you're getting there fast. my truck has two fuel tanks a dash mounted elect. After some research I have determined that the fuel delivery module (FDM) is broken. 9L V8 5. Dec 31, 2023 · My biggest issue right now is not being able to source a pump for the front tank. If the fuel pump fuse is not blown, other possible causes of failure include: Defective fuel pump relay: the relay controls the power supply to the pump. The relay supplies that power normally. To help you avoid that situation, we cover some of the most common issues to look for on F-150 fuel pumps. 0L 5. Which was weird because the Apr 26, 2016 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel Pump Problem Solved - In 2012 I purchased a 1988 Ford F250 XLT Lariat, 460 cid (7. May 1, 2020 · Using a rubber mallet, tap the bottom of the fuel tank as you try to prime the fuel pump. This truck has the dual tank setup and has new pumps installed less than 3 months ago by the previous owner. Combines driver and front passenger frontal barrier ratings into a single frontal rating. For your fuel pump running: Pull your fuel pump relay. I have checked cut off switch in pass. 0 and I'm having starting issues. Problem: Fuel is being siphoned/pumped into the front tank from the rear tank. 9, 5. 5 - 1997 7. After the install of the new pump, when using the rear tank it Jul 18, 2022 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 F150 Fuel Delivery Issue - 1994 F150 Supercab XLT 4x4 5. You might try switching the fuel pump relay with the horn relay and see if the fuel pump turns off. 9L L6: Fuel &amp; Air: FORD &gt; 1994 &gt; F-150 &gt; 4. Only my front Other causes of fuel pump failure in the F-150. An erratic fuel gauge shows random readings. i have a problem with my fuel system. My fuel pump will not work . I have not driven it yet as it still needs to be Symptoms Of A Faulty Fuel Gauge. 8 or 7. My dad and I were trying to track down the issue Tuesday when we went to Sep 16, 2013 · 1987 - 1996 F150 - Fuel pump circuit ground location - 92 with the 300 vin y. Getting no fuel to fuel rail from either tank. when we came out of resturant the truck would crank but it took forever to start. I suspect the part they are trying to sell you is the wrong piece. It has problems with the rear tanks fuel pump. 1994 Ford F-150 Nov 1, 2010 · 1983 - 2012 Ranger &amp; B-Series - 94 Ranger Fuel Pump - I have a 94 Ranger XLT 4. 5 Liter: 1992 - 1996 Ford F150, F250 and F350 Truck Forum: Nov 4, 2018: Ignition electrical connection to fuel pump: 1992 - 1996 Ford F150, F250 and F350 Truck Forum: Jun 4, 2023 Jul 30, 2008 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1992 f150 fuel pump problems - Hello, i'm having a problem with my daughters 1992 f150 with a inline 6. Common Problems With Ford F-150 Fuel Pumps Feb 14, 2012 · 1987 - 1996 F150 - 1994 f150, dual tank, fuel injected, 3-fuel pump questions - We have been having lots of 'fun' working on this truck. New plugs, wires, cap, rotor, throttle body gasket, and it has a Dec 31, 2023 · Been having the issue with fuel pressure and tanks overfilling the unused tank. Jan 24, 2016 · 2004 - 2008 Ford F150 - Fuel Pump Driver Module (FPDM) - My Symptoms - Hi All, I know there is a lot of information about these but I wanted to add a little more about my experience with this failure that might help someone else, because it is due to this forum, and others like it, that I was not left stranded 300 Sep 25, 2011 · The HP frame fuel pump will pump to about 95-100psi into a closed head and will run all the time it has power on it. Sep 3, 2019 · Gas flowing from one tank to another The fuel pump on a Ford F-150 sends fuel to the engine. I was hoping that someone could explain the actual problem. The pump doesn't turn on at all but this pump is new. This Ford (95 4. 2 Auto Location: Maryland Apr 8, 2009 · Sorry to reply to such an old thread, but I have the exact same problem with the 95 F-150 XLT 4x4 I bought last year, which had the front fuel pump recently replaced. The truck though starts and idles fine. So it seems to happen more when it's hot out. I have not tested the crank position senser. Not finding any such listing I am thinking it is some kind of cartridge/canister Sep 17, 2017 · Hi Guys ,,, I have a 94 Ford F150 / 4. All three pumps are controlled by one fuel pump relay in the engine compartment and the relay is closed when the computer grounds the coil of the relay. Mar 30, 2010 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel Pumps running continuously, but truck is not please help - I just want to start by saying this has been a very helpful forum- thanks everyone :-X22 This is my situation- I have a 1994 F150, 4. Works fine for the rear tank though. this was my progression today. Towed home and started troubleshooting - Fuel pressure indicated 18psi Replaced fuel pump Started, run rough, fuel pressure indicated 22psi Engine stumbled, then died Cranked, no Sep 21, 2017 · Electrical - need help on a 94 f150 fuel pump and fuel line check valve problem! - Hi I have a 94 f150 with 5. 8 f150. Here are some common signs of a bad fuel gauge. If the fuel pickup is not fully submerged in gasoline, it can be especially Jan 6, 2016 · Small Block V8 (221, 260, 289, 5. I think my truck 93 F-150 might have had this problem a few months ago which cost me Jul 3, 2018 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1993 F150 Fuel Pump Issues - I have a 1993 Ford F-150, 4. was driving slowly across yard and just cut out. Any info/schematics of where the fuel gauge is Nov 5, 2007 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Is My Fuel Tank Selector Valve Going Bad? - I've heard about this problem before from reading the forums. There are going to be two relays the ECM relay is what sends power to the coils in the pump relay. 1994 Ford F-150 Aug 24, 2011 · 1987 - 1996 F150 - Low Voltage at Fuel Pump - Hi all, This is my first post and would appreciate any input. Jan 6, 2016 · Check your relay and harness to the relay. Thanks again for all those that helped me out with that problem It's an 88 F-150 Apr 16, 2018 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 Dual fuel tank pump replacement - Hi, so here is my dilemma1994 F350 7. When dual tanks are used, each tank is equipped with a low pressure pump. - In the process of rewiring my fuel pump relay, i found that i am not getting ground to the fuel pump relay from the ecm. Now I have no power to the pump, but I have power to the gauge and also my relay. Something to do with a fuel problem. It continues to run fine on the I own a 1994 ford ranger with 2. 1994 Ford F-150 fuse box diagram. I got a new Nov 11, 2019 · 2015 - 2020 Ford F150 - Fuel Pump Trouble 2015 F150 - Hello all and thanks for letting me be a part of this site. 9L 1990 F150 that has sat for a good 3 years. Damaged Fuel Pump Driver Module (FPDM) The fuel pump driver module is a crucial component of the fuel system to work properly. Voltage at tank switch 12. This can be frustrating and may cause you to wonder if there is something wrong with your truck. My husband dropped the tank - after we drained over 19 gallons out of it. Jul 24, 2015 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 94 5. 8. not missing or bucking or smoking, just no power at all. It is taking way too long to start and most times I have to start it on the second time cranking over. The fuel pump relay would work when i jumped the ground off the realy itself, to a ground on the truck somewhere. In a span of three years I have spent approximately two thousand dollars attempting to correct a fuel delivery problem that I was having with the truck. I got the truck from my brother after it had sat for roughly 5 years, he parked it after it quit running, I Power is provided to fuel pump relay and timer in PCM. Dec 19, 2013 · Electrical - 1994 fuel pump electric problem - help - This is a great forum and a lot of good info on everything. 0 fuel pump issue - Hello everyone, I am looking at purchasing a 94 f150 with the 5. Feb 8, 2004 · Electrical Systems/Wiring - 94 F150 gas gauge problem - Truck has dual tanks. This usually happens due to an electrical problem, such as a damaged wire coming into contact with the vehicle Jun 12, 2019 · A bad fuel pump can cause a myriad of problems for your Ford F150, making it essential to be aware of the warning signs that indicate trouble. Apr 9, 2009 · on my 1994 f150. I'm still on the newer side of working on vehicles and decided to take on a big job on my truck. - Hi, so I recently bought a 94 F150 Flare side with the dual tanks. When using the rear tank, return fuel will go to the front tank. 6K views 1 reply 2 participants last post by 847alexc Nov 7, 2008 Dec 24, 2019 · Interior - 94 f150 fuel pump relay not Pulling in - 1994 f150 5. i have replaced the fuel pump resistor and checked Feb 12, 2009 · 1987 - 1996 F150 - 1994 f150 4. May 4, 2024 · But what problems does an American-made Ford F-150 usually have with the fuel pump? 2009 &ndash; 2014 model years of the Ford F-150 have problems with an overheating fuel pump fuse which needs to be relocated. When I have the fuel selector switched to the rear tank, Jan 8, 2018 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel Tank, Pump, or Selector Switch Problem - This is my grandson?s truck. gave no signs Oct 2, 2024 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel pump problems - Does anyone know what the schematic is for the wiring on the plug on top of the front tank to the sending unit/fuel pump is? And where is the damned fuel pump relay located? I have a 1989 f-350 super crew, and I am already only using the front tank, as Feb 24, 2011 · The check valve is inside the Fuel Delivery Module. 9l Fuel Pump/Electrical Issues - Hello, I cannot seem to get into the account I initially posted this problem on so here is my updated diagnosis. Erratic Readings. I replaced the front tank a couple months ago with a used tank/fuel pump. It seemed like it was running out of gas for just a few seconds before it quit all together. May 2, 2021 · Drivetrain - 1995 4. Tried it pushed in and tried it no pushed in. Nov 16, 2009 · I have a 1996 F-150 with the dual fuel tanks. This usually happens due to an electrical problem, such as a damaged wire coming into contact with the vehicle Aug 8, 2001 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Dual Tank Recall? Fuel Problem - I read that Ford has a recall on trucks with dual tanks. Right away I want to say that I'm scouring all the pages of the forum for threads similar to mine in order to find a solution, so I'm not just counting on this one. Aug 20, 2023 · 1987 - 1996 F150 - Rear fuel pump issue - I've got a 1993 Ford f-150 with the 4. Pretty sure I need new fuel pumps as some valves are probably clogged in them. 9L, 5. i've posted a lot about this truck and im hoping this is my last problem. Ford went to a different fuel delivery design in 1989. 0, 5. The truck has dual tanks. 5L), fuel injection, 4X4. 0L with a bad fuel pump. I noticed that when I have this problem the fuel pump isnt running for the 1 to 2 seconds when the key is turned to ON. No, the wiring rarely causes problems, but if you follow the procedures I suggested, you'll find any relevant problems. Hoping I can get a couple of clues as to how to correct problem of tanks not switching. Jun 19, 2023 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel pump not priming when key turned on. I was told 35-45 lbs is normal on my truck. The Ford F150 fuel gauge helps monitor fuel levels. Dec 29, 2008 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - dual fuel tank problem - My 1996 ford f150 has a 300 v6 engine and dual fuel tanks. Cranks fine but wont run. 1990 f150, straight 6, manual, 4x4. Dealing with Faulty Fuel Tank Switching Apr 8, 2011 · Re: 94 f150 fuel pump problem (dual tanks ) Post by west9883 &raquo; Sun Apr 17, 2011 1:23 am check for power at the fuel pump harness connection on top of the tank, replace your fuel pump relay for good measure. Jan 31, 2012 · Ford F150 Forum. for the last month, my CEL has been coming on for a minute, then goes off for a minute, then comes on again and repeats every couple minutes. 5. Sep 20, 2021 · I've experienced the fuel pump turning on and running continuously. Jul 1, 2012 · 1987 - 1996 F150 &amp; Larger F-Series Trucks 1987 - 1996 Ford F-150, F-250, F-350 and larger pickups - including the 1997 heavy-duty F250/F350+ trucks Community Links Social Groups Jun 11, 2012 · Truck: 1994 F150 XL. 145K original miles. When driving it would cut out randomly on you and you would need to flip the fuel tank switch back and Jun 24, 2011 · The fuel pump is powered by a relay, and its secondary circuit is monitored by the EEC. what is the secondary circuit. 8/351W) - 94 f150 no power to fuel pump - I have a 1994 f150 long wheel base 4x4 i have power from the fuel pump relay all the way to the selector switch on the dash. e. Except for rare occasions, the gauge reads empty whenever the front tank is selected, but the rear gauge works fine. be weary of aftermarket parts in this situation. Premature failure is often caused by the gas tank in the F-150 not being more than 1/2 full or running the engine on a mostly empty tank. An OEM Ford F-150 fuel pump can usually last 100,000 miles or more. I put some gas in it and started it up and it ran fine. Jul 28, 2011 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel pump works intermittently - My truck has stalled a few times because the fuel pump is working when it wants to, also has failed to start due to the same issue. 0. Ford has done it again; take something simple, and complicate it. 9 - 96 F150 4. Note: front fuel tank doesn't work, rear fuel gauge doesn't work, and I could tell the rear pump was going, hence my need for repair. May 6, 2019 · I was going to replace my fuel pump today on my 94 f150 with the 4. 9L straight 6 single tank. When it is running the fuel pressure is on 45 psi it has fuel injection. But I notice when I turn the key to start it the fuel pump never shuts off. 8 liter engine because it wont start. 9 300-6 fuel economy problems - i just purchased a 1994 ford f150 regular cab long box with a 4. - Every once in awhile my truck wont start. 0L, and 5. 9 Straight six automatic w/OD transmission and A/C Here's the problem. Switch to Dec 28, 2017 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 94 f-250 5. You&rsquo;ll want to inspect the fuses and relays in your 2009-2014 Ford F-150, as these critical components safeguard the fuel pump and electrical systems from power surge damage. 8, and 7. However, when the ignition switch is off and the tank switch is on the front position, the gauge shows a 1/4 of a tank, irregardless of the amount of gas in the tank. If this component fails, the pump will not receive power and will not operate. Such a system has a total of 3 pumps: 2 low pressure and one high pressure. Nov 18, 2010 · You need to check to make sure that the EEC relay is sending power to activate the pump relay when you first turn the key on. Jun 11, 2018 · I have a 1994 F-150 with the 4. 9 bucking, stuttering, cutting off - Hey everyone, so I have a 1994 f150 4. My problem started a while back when I changed the rear fuel pump, it wasn't exactly the right one, but i got it to fit. 0 efi Truck has front and rear tanks. Sep 9, 2014 · 1987 - 1996 F150 - No power to fuel pump circuit - 1994 4. In such cases, the pump and its relays should be inspected. If I rev it up while Sep 4, 2015 · 1987 - 1996 F150 - Replaced front fuel pump; still not working - Hey guys, first time poster here. Fuse is good, swapped relay Customer: i have a 1994 ford f150. 9L L6 &gt; Fuel &amp; Air &gt; Fuel Pump. Make sure your getting a min of 12v to the hot lead in both relays. I suspect the float on my rear tank has gone bad resulting in a pegged high fuel gage when running on the rear tank. Jun 13, 2023 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Help! Loss of power on my 4. 9 Fuel System Problems - Greetings, Fellow F150 Enthusiasts! Truck quit on me, seemed like out of gas, with 1/2 tank. Official recalls have been issued for the 1994 Ford F-150 by the NHTSA. 2 times before it was always a bad computer on this truck that was causing the pump not to work. Jun 12, 2019 · A bad fuel pump can cause a myriad of problems for your Ford F250, making it essential to be aware of the warning signs that indicate trouble. 3L Power Stroke Mar 29, 2010 · 1. Not a duel tank truck. My problem is that I do not always get pwer to the fuel pump. A good charged battery is key. He put a new one in, ran for about a week then stopped. pump works when hotwired. Price: For use for models w/ OEM plastic fuel pump module assembly Dec 6, 2009 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1995 F-250 460 cid Fuel pump problem - A couple of weeks ago my wife and I went to dinner. These sudden changes confuse the driver. Symptoms of a bad fuel pump can include your F-150 stopping as if it was out of gas, misfiring, or even exhibiting lean codes (too much oxygen in the exhaust) when it's not pumping as much as it should. Dual tank switch, tests good. Sep 10, 2006 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - fuel pump secondary circuit fault - i bought a code reader for my 95 f150 with the 5. 8/351W) - 94 f250 5. 9 v6 FI when iturn the key over my fuel pump wont shut off at all, when I switch to the next 1 it does the same thing, I am getting 57-58 psi at the rail, I changed the pump relay and it seemed to help the noise but did not solve problem Will the fuel pumps Fuel &amp; Air Parts and More for Your 1994 FORD F-150 at Reliably Low Prices. Fast Online Catalog. 9L no fuel. Ok I have a 1996 F-150 XLT 4x4 supercab that I've had Buy Electric Fuel Pump Replacement for 1992 1993 1994 1995 1996 Ford F-150 F-250 F-350, 1997 Ford F250 HD L6 4. It has dual tanks. Starts pretty easily, idles, but no power when you hit the accelerator. More stars mean safer cars. So, here in this article, we&rsquo;ll talk about some Ford Fuel Tank Selector Valve Problems and the ways to solve those. I have a dual tank set-up in my 93 f150. 5-6. 0L Feb 17, 2023 · 1980 - 1986 Bullnose F100, F150 &amp; Larger F-Series Trucks - 1986 F150 302 fuel pump problems - Hello: Hoping to get some advice, answers, suggestions here on an issue im having with my 1986 F150 302 mfi dual tank truck. 9 to inline fuel pump (and deleting the other tank) - Ok, I've had it. Your fuel pump is responsible for pushing fuel from your truck's fuel tank to the engine, but when it starts to fail, your engine may suffer run rough, Recall List for the 1994 Ford F-150. switch for - Ford 1994 F150 Styleside Supercab question Search Fixya Press enter to search. I have a 93 f150 straight 6, long bed, manual trans, 2wd, dual tanks. It might show full, then empty. With fuel pressure gauge hooked up to fuel rail I have 17lbs at idle and it goes up to 22-25lbs if I rev it [I did once see it Other causes of fuel pump failure in the F-150. I don't do too well finding things/devices on the truck so here is what I have so Dec 17, 2014 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 94 Dual Fuel Tank Problem - Folks, I know this issue has probably been answered many times, but I haven't mastered the search function yet so please bear with me. If the relay is functioning correctly, other possible causes of fuel pump failure include: Blown fuse: the fuse protecting the fuel pump relay, or the fuel pump fuse itself, may be blown. 1 then drops to 6. Fuel pump-related issues often showcase as poor engine performance caused by interrupted fuel supply. With mine it was the fuel pump relay. Feb 24, 2023 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1988 F150 new fuel pump problems - Hello, I just installed a new fuel pump and tank in the rear on my 88 f150. 7 EcoBoost quit yesterday while at about 40-45mph. John Mc. 1994 Ford F-150 Problems &amp; Complaints - Common Issues Feb 9, 2009 · thefordmaniac Hardcore Ford Truck Fanatic Posts: 4552 Joined: Wed Dec 20, 2006 1:54 am Truck: 1998 F150 XL 2wd 4. Eventually after multiple attempts the fuel Feb 16, 2023 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 F-150 No power to fuel pump/Inertia switch - I'm gonna try and make this as detailed as possible and try not to confuse anyone. Hold the fuel tank sending unit and pump and fuel pump mounting gasket in place; install and rotate the fuel pump locking retainer ring clockwise until the stop is against the retainer ring tab. Checked all Jun 12, 2019 · A bad fuel pump can cause a myriad of problems for your Ford Ranger, making it essential to be aware of the warning signs that indicate trouble. The worst complaints are dual fuel tanks not working properly, fuel system, gasoline:storage:tank assembly, and fuel Sep 6, 2016 · Fuel pump is working. Get a wiring diagram and a voltmeter and start checking for power. Fuel Pump Secondary Circuit Fault. I've smacked the tanks in the past to drain the fuel from the tanks to get what fuel I could out. I have a 94 f150 300 i6, auto 4x4. Your fuel pump is responsible for pushing fuel from your truck's fuel tank to the engine, but when it starts to fail, your engine may suffer run rough, Jun 5, 2023 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1989 f150 fuel problems - I just finished installing a new rear fuel pump on my 1989 f150 5. Inspecting Fuses and Relays. I am having fuel pump issues. Once plugged in under load of pumps, zero voltage. we are having same problem with a 1996 Ford F150, V8 - 5. The primary circuit also powers the EEC itself, so if that's out, the EEC would not come on, so no self test or codes. 9 F150) has the most complex fuel system I've seen, and it seems like every part of it is going wrong. Aug 15, 2019 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel tanks not switching - Hi all, 1988 f150 5. First, the front tank was Mar 14, 2010 · 3 days ago it got a lot worse. key on, both May 27, 2010 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 94 F250 fuel pump will not turn on - Hi all , I hope you can help me with this issue I have a 1994 F250 w/4. Checked relay too. Debating on whether or not to change Aug 1, 2008 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 95 F150 - no power to fuel pumps - Hello, Have a 95 Ford that I bought, not running, but real clean and straight. The complete details of all recalls are listed below, along with what they cover and Customer: I have a 1994 F150 6 cyl. 19 years Ford Lincoln Mercury experience. 8 fuel problem - Have a 1994 f250 5. Ford F150 Forum - Community of 1994 Ford F-150 fuse box diagram. Another problem I've have is when using the rear tank, it would fill up the front tank to over flowing. side kick panel and tank selector switch. Feb 18, 2022 · 1995 Ford F250 Fuel Delivery Module: 1992 - 1996 Ford F150, F250 and F350 Truck Forum: Jun 27, 2023: Fuel Delivery Problem 1992 F250 7. Been sitting up for a year or so. 8 with harness unplugged from switch. 0 with the dual tanks. 5 Liter engines and Dual Fuel Tanks Jun 16, 2020 · Fuel pump hasnt been checked, it whines when the key is turned to &quot;before&quot; start in the ignition, but I havent decoupled the fuel filter to see if fuel spits out of the line when I try to turn it over. Heres the problem. I've read a few Jul 7, 2008 · 1987 - 1996 F150 - 1994 5. Does the pump stop? If no, you need to find out where it is getting power from. This causes an overfill situation if the front tank is already full. Also ensure your ignition module on the distributor is giving a signal when cranking the truck. - It's a 1994 F-250 xlt v8 4x4 with duel tanks. I have no power to the inertia switch so I was told it Explore common 1994 Ford F-150 problems and complaints, from engine issues to leaks. Sometimes you can hear it pressurize sometimes you can't Switched the relay out with the horn relay, horn Apr 9, 2014 · Fuel Pump Relay Wiring Diagram. I was told by the owner that it needs a new fuel pump. After replacing the pump and tank, I found a leak, it still will not start. Knowing the symptoms is crucial. Problem: When you run the front tank it pumps fuel to the rear tank I have been told there is a fuel filter of sorts between the tanks that is clogged. Checked the inersha switch. In the FDM there is a Fuel &amp; Air Parts and More for Your 1994 FORD F-150 at Reliably Low Prices. How do you test a fuel pump relay on a 1994 ford f150 4. But if there is an issue with the fuel tank selector valve, you won&rsquo;t get help in emergencies as it can&rsquo;t switch you to another fuel tank. 8l fuel pump not coming on. Also I changed the fuel filter since the rear tank was full of rust and the old fuel pump did not have a sock filter. 9L, fuel injected, dual tanks, lots of miles i am replacing the fuel pump on the front tank. The problem im having is when I put fuel into my back tank it somehow flows into the front tank. I have narrowed it down to the point where I can get fuel pump to run if I ground #6 pin on test plug but I am not sur if this means my ecm is bad or is there something else I need to check thanks and love the knowledge you guys Oct 12, 2007 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Bad Fuel Pump, Check Valve - I just bought a '94 F150 with a front tank that doesn't work, and it fills from the rear tank. The site for Ford truck owners, by Ford truck owners Dual Fuel tank problems 1994 f150. When I select the front tank the truck will not run and I cannot hear the pump turn on. It happened to me once before and I waited a couple of days Feb 4, 2024 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - Fuel pump problems?? - So i picked up a 1995 F250 with the 351 a couple days ago with what the previous owner claimed that a shop had diagnosed as a fuel pump problem. Dec 28, 2010 · 1987 - 1996 F150 - Dual fuel tank problem - I have a 91 xlt 5. Nov 10, 2006 · 1983 - 2012 Ranger &amp; B-Series - Code 543 retrieved. BTW, yes the fuel pump is running, and I am getting fuel to the fuel rail. NOTE: The wiring diagram illustrations in this article cover only: 1992-1993 Gasoline 4. The back pump is pushing gas into the front tank, whee. Do you think the selector valve may be feeding the return into both tanks? But then I&rsquo;m still lacking pressure to the engine. If you own a 1994 Ford F-150, then you may have experienced problems with your dual fuel tanks. the code came up as a 542 which is fuel pump secondary circuit fault. 9L My truck's having trouble starting occasionally. I read two or three hours the past couple of nights on the fuel pump problems on 1994/5 F-150s. They no longer use the single/dual fuel supply reservoir like the earlier trucks. Mar 10, 2008 · 1987 - 1996 F150 - Fuel Delivery module - I have a 95 XL with dual tanks. When we bought it the front tank was not working. It will sputter but thats Safety Ratings. 50 r15). 5L longbed with dual fuel tanks. Initially the rear tank worked and the truck ran fine when driving down the road, but occasionally idled funny which we accredited to the truck sitting for awhile. Jul 2, 2024 · By following these steps, you&rsquo;ll be well on your way to identifying and addressing fuel pump-related problems in your 2009-2014 Ford F-150. However, the fuel pump will eventually wear out. I currently have the bed off to put on a new straight bed with no dents, clean up the under carriage ect. I repeatedly tried unsuccessfully to Aug 11, 2013 · Small Block V8 (221, 260, 289, 5. 9v. Cannot get any action out of either fuel pump. It will start when Apr 28, 2009 · Hi all, I have a 1995 Ford F150 XL, 4. I read something a while back about the fuel pressure building up after turning the key on and off multiple times Electrical problem 1994 Ford F150 6 cyl Two Wheel Drive Manual on my 1994 f150 I have a problem with my fuel system. Dec 12, 2022 · 94 F150 Dual Fuel Tank Problems . There was a major oil and coolant leak. Good spark and compression, so I'm thinking a fuel pump or fuel pressure regulator. 9L L6 with an E4OD trans and I've had some problems with it, if you want any more information or a list of the sensors I've replaced just ask. Your fuel pump is responsible for pushing fuel from your truck's fuel tank to the engine, but when it starts to fail, your engine may suffer run rough, Jul 8, 2012 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - No ground from fuel pump relay to ECM. or report a problem with an order or FORD &gt; 1994 &gt; F-150 &gt; 5 Jan 8, 2016 · 1987 - 1996 F150 - causes of low fuel pressure other than pump or regulator on a 94 5. Power to pump. 9v and when I take the relay out and check the plug im getting 9. I understand from the local Ford dealer that the in tank check valves were junk for this year ('96). newest issue is no fuel . I have a 1994 F-150 XL 4. New fuel pump, new fuel filter. I am thinking its a ground needing cleaned, as the hand has worked well, only stopped in the last couple days. This truck has a 5 speed manual trans. Jun 2, 2024 · Electrical - 1995 F-150 4. - i recieved my obd-1 code scanner in the mail today and hooked it up to my 94 ranger. These numbers can be used to diagnose problems with low fuel pressure, engine stumbling, Dec 28, 2016 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1990 f-150 4. 0 V6 I've been having an intermittent problem with the fuel pump not kicking on when the key is turned, I've replaced the pump, intertia switch and relay, and am still getting the problem at the most inconvenient times. the fuel pump will not power on from time to time. Here's the issue, Last saturday i started the truck and was sitting at idle when all of a sudden it just turned off. In the process of diagnosing a fuel pump problem, I did a little bit of electrical diagnosing to make sure the pump was Sep 9, 2020 · 1994 F250 fuel problems coolant temperature sensor for computer, ignition coil, fuel pump relay, and O2 sensor. Ford was supposed to have fixed the problems with crossover fuel flow. 0 dual tanks please help . I need more info please. May 14, 2020 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 ford f150 crank no start - Hi, hope u all are staying safe and having a good time during this pandemic. I got it running fuel pump relay was bad. 8L 7. It will crank but not start. Dec 21, 2009 · My 1994 F-150 XL's fuel gauge is not responding to added fuel. The fix is to replace the Fuel Delivery Module in the front tank. Apr 8, 2020 · Re: Fuel Pressure Issue - Hard Starting 1994 Ford F-150 5. I checked the regular things: spark, spark plugs, fuel to the fuel rail, spark plug firing order. Then the pump relay is sending power to the inertia and onto the selector switch (if equipped) then to the pumps. 9 and it has this problem where it?s bucking and stuttering bad almost like it?s not getting gas while I?m driving (only when giving it gas) and will even completely cut off Aug 5, 2011 · 1987 - 1996 F150 - Converting '95 4. This F-150 has 2 different fuse boxes: Instrument Panel Fuse Panel diagram. Then the 6. F-150: 4. Sometimetimes it starts every time others it will not. After filling, the truck would spit, sputter and eventually die on the front tank. relays tested. Tried grounding the pumps through the diagnostic link, but nothing. . If you feather the pedal a lot you can get it to rev up, slowly. Your Choice of Quality. I have put new brakes on and new tires (31x10. 8 f150? - Hi been having low fuel pressure on my 94 5. A faulty gauge can cause stress. 9l? unhooked fuel line and turned key to on,pumps engaged as. But, like any moving part in a vehicle, it may eventually fail. Does anyone know if something else would Jun 1, 2015 · 1987 - 1996 F150 - Fuel Pressure Regulator? - 1996 4. My front tank is nearly empty and yesterday when I flipped the switch while May 6, 2006 · 4. I will dig out my manuals, but if I remember the diagram correctly, the pump needs power to run, versus needing a ground. When i tried to start it up the fuel pump came on but i wasn't Feb 4, 2022 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 Ford F150 Dual Tank Issue - After a bunch of time on the internet and time under my truck, I still have issues with my fuel delivery. 9 volts is coming from the IDM pin of the PCM. Over the last year, i have replaced the rear fuel tank &amp; pump, front in-tank pump only, main Sep 16, 2022 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 Ford F-series Fuel pressure specs reference - For posterity, I'm posting the for factory service manual specifications for fuel pressure for 1994 model of 4. Only some vehicles were part of the recall. The back pump was sounding a lot like a weed eater, so I figured it was failing. 1994 F-350: 1992 - 1996 Ford F150, F250 and Dec 10, 2009 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1995 F150 Fuel Pump Problem - Hi, I have a 1995 F-150 4. The sending unit doesn't Fuel &amp; Air Parts and More for Your 1994 FORD F-150 at Reliably Low Prices. Jan 9, 2022 · Electrical - 1994 F150 no start: fuel pump primes, no pressure on rail (no start) - Per my signature, I have a 94 F150 - previously posted on here and found out I had a faulty EEC that was leading to a no-start where the fuel pump would continuously prime (EEC was just wet, and it actually still works but Iʻm using 1995 Ford F-150 fuel system problems with 74 complaints from F-150 owners. 9 , that is having a problem I need help with ,,, this is a high mileage engine ( 300,000) , have replaced spark plugs , rotor cap , new plug wires , air filter , fuel filter , . The engine will turn over and it does have spark but it will not start, when you first turn the key the fuel pump runs constant but again will not Nov 2, 2014 · This article applies to the Ford F-150 (2004-2014). My truck has two fuel tanks a dash mounted elect. The most common issue is that the truck will only run on one tank, even when the other tank is full. My 1989 E150 was, my mom's 1989 E150 wasn't. Ignore a failing fuel pump for too long, and you may get stranded. 9L, one of my fuel pumps went bad about 18 months ago and I had both pumps replaced so I didn't have to worry about it later. My 2015 F150 with the 2. getagrip75 New Member Posts: 2 Feb 17, 2011 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 91 f150 No power to my fuel pump - I have a 91 f150 with 302, and about two months ago I change the fuel pump, and then the relay because both went bad. Pulled code 556, fuel pump primary circuit failure. Fuel pump receives power through fuel pump relay contacts. Switch for switching t. Find solutions, expert advice, and local repair shops on RepairPal. It sounds like the fuel pump(s) are dead. But the fuel pressure has nothing to do with the running of the fuel pump. Fuel &amp; Air Parts and More for Your 1994 FORD F-150 at Reliably Low Prices. Read expert Ford F-150 fuel system problem guides and repair how to's with photos and videos to help you maintain your Ford truck. It?s been running well for the last year and a half, since you guys helped with an intermittent/poor running problem. I am able to roll start the truck when this happens, which I think tells me the fuel pump is not the issue? There seems to be no relation to this problem (i. It seems that the trouble starting is worse when the engine is hot, but May 12, 2011 · 1987 - 1996 F150 - Fuel pumps wont shut off - 1992 f150 4. Also when Jul 28, 2020 · Drivetrain - 1994 F150 problems - I bought a1994 f150 awhile ago, it's a 4x4 4. or report a problem with an order or FORD &gt; 1994 &gt; F-150 &gt; 5 Oct 22, 2023 · Identifying Fuel Pump Problems. So here's what my truck did. Nomatter how much gas I put in the tank, the hand still reads E, the hand kinda sways when you brake really hard, or swerveother than that it doe'snt rise for anything. 8L F150, F250, and F350 with dual/single gasoline tank. NHTSA&rsquo;s 5-Star Safety Ratings help consumers compare vehicle safety when searching for a car. View problems with the fuel pump fuse Dec 2, 2004 · In the late 1980's Ford had a recall on E150 vans with crossover fuel flow problems. 9 5speed 2wd I've been having this problem with my truck for a couple months. and when getting ready to hook it up I noticed I was only getting 7v at the fuel pump, I checked at the inertia switch and I&rsquo;m only getting 6. May 14, 2024 · The dual-fuel tank system can save you in the case of an emergency. Have low pressure on rear tank so I'm replacing it's pump. Quick google said my tanks are 16 and 19 gallon but can only find 17+ on rock auto. I called Ford before I replaced my mom's change-over valve on her 1989. May 1, 2020 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - No power to fuel pumps on a 94 F150. It starts fine, but after that it idles really high until I tap the gas. Install fuel tank as described in Fuel Tank (select appropriate configuration and tank location) in the &laquo;Removal and Installation&raquo; portion of Dec 27, 2019 · 1987 - 1996 F150 &amp; Larger F-Series Trucks - 1994 Ford F-150 4. Thanks to some great posts I have narrowed it down some. DIY-Easy. I've installed a new fuel pump and fuel filter and I am still having problems starting it in the cold mornings. And, you need to replace the bad fuel pump relay to solve the crank-but-won&rsquo;t-start issue with your Ford F150. 0l with Dual Tanks Post by Steve83 &raquo; Fri Apr 10, 2020 3:51 am You can't buy just the valve head, which is the tan plastic part shown in the photo album (broken apart) with the ruptured orange diaphragm. I have codes P0171 and P0174, bank 1 lean and bank 2 lean. Apr 27, 2011 · Check inertia switch to see if it's up or down, fuel pump relay. The truck runs and reads fuel level correctly when switched to rear tank via dash switch. 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