The average ignition relay replacement cost is between $15 and $100, depending on the car model and labor costs. An ignition relay costs $5 to $50, and labor costs $10 to $50. The ignition relay itself is often very cheap, and you can expect it to cost under $10, depending on if you want to buy an OEM original one or aftermarket.Where is the fuel pump relay (#303) located in a 2003 Ford expedition. schematic shows the relay but the vehilce component locator nor the dealer have any information and/or knowledge of where the relay is. ... Fuel pump fuse for a 2003 ford expedition 5.7 motor. 2003 Ford Expedition; Open Questions: 0 answers. How to remove 03 expedition side ...Here you will find fuse box diagrams of Ford Expedition 2003, 2004, 2005 and 2006, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. Ford Expedition (2022-…)…>> Fuse Layout Ford Expedition 2003-2006Fuses and relays box diagram Ford Expedition 1997-2002. Identifying and legend fuse box. Fuse box locaton. ... The fuse panel is located below and to the left of the steering wheel by the brake pedal. Remove the panel …Jul 7, 2019 · Bypassed the fuel relay built into the junction box (BCM) on a 2003 F450. This is the right way to perform this procedure as it maintains the fuel shutoff sa... Check out our stock of fuel pump relays to find the part you need for your repair. Shop for the best Fuel Pump Relay for your 2003 Ford Expedition, and you can place your …Fuse # 32, Fuse # 33, Fuse # 34, Fuel pump relay, PCM solenoids and sensors: R301: T/T back-up lamp relay: Back-up lamps, TT connector (back-up lamps), Electrochromic mirror: R302: Speed control relay: Electric cooling fan clutch (Gas engines), Speed control servo: R303: Fuel pump relay: Fuel pump shut-off switch, PCM fuel pump monitor, Fuel ...Jan 25, 2019 · See more on our website: https://fuse-box.info/ford/ford-expedition-u222-2003-2006-fuses-and-relayFuse box diagram (location and assignment of electrical fus... 1 answer. How to Replace a Ford F150 Fuel Pump Driver Module - YouTube. The fuel pump driver module on most ford pickup truck vehicles is located in line along the fuel line, against the crossbeam on the frame, sometimes covered by a spare tire. Mar 05, 2022 • Cars & Trucks. 1 helpful.FORD: 2003: EXPEDITION: 5.4L V8: Electrical-Switch & Relay: ... FORD > 2003 > EXPEDITION > 5.4L V8 > Electrical-Switch & Relay > Fuel Pump / Circuit Opening Relay. Price: Alternate: No parts for vehicles in selected markets. Standard Replacement . WVEThe Fuel pump relay is in the Power Distribution Box under the hood, it is relay K. If it is the fuse then fuse 17 in the PDB. It could also be the cut off switch, which is either under the dash above the brake pedal or behind the passenger kick panel. Posted on Feb 24, 2009. 3.Order Ford F150 Fuel Pump Relay online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.The splice is usually located close to the PCM. The PCM monitors this feedback circuit to ensure that there is proper voltage being sent to the fuel pump. As it activates the fuel pump relay, it expects to see battery voltage on the feedback circuit. If the PCM sees an unexpected high voltage when the fuel pump isn't activated, P0232 may set.It's about $375 and takes about 30 minutes to complete. The fuel pump relay is supposed to have been upgraded in the replacement fusebox. You might as well order it if you want to fix the problem. Save all your old relays as spares, and throw a PCM relay in the glovebox. -Mike 2003 Ford Expedition Fuse Central Junction Box jun2000 ford expedition, 5.4 Triton. fuel pump failed. Changed fuel pump, filter, and pump relay. Vehicle started fine the first time and idled good for about 20 minutes. Proceeded to drive it about half a mile and it died. Now when I try to start it it idles roughly and when i push the throttle, it dies. fuel pressure is about 32 psi.Jan 28, 2011 · Master. 350 Answers. Instructions. 1. Turn off the engine and place the transmission gear selector lever in the "P" position. Depress the parking brake and open the hood. 2. Locate the under-hood relay center containing the fuel pump relay. It is on the right side of the engine compartment, between the brake fluid reservoir and the battery. Jack Crayne 1.56K subscribers Subscribe 259 50K views 5 years ago 2003 Ford Expedition 5.4L Fuel Pump Relay R303 bypass ...more ...more 2003 F-450 Fuel Relay Bypass Big Bill 67K...1999 to 2016 Super Duty - Fuel Pump Relay Location - I am looking for the location of the fuel pump relay for my 1999 Ford F550 V10 4WD Gas truck. I have replaced the fuel filter and fuel pump. When the key is turned the pump gets juice and 2 seconds later is not getting juice. ... 1997 - 2003 F150; Lightning, Harley-Davidson F-150, …The fuel pump relay in a 2003 Ford Expedition 4.6 liter is soldered to the mother board inside the passenger compartment fuse block. When the relay goes bad normally the dealer or repair shops will want to replace the fuse box. It could cost over $500 just for the parts then add another $300 for labor costs, You're looking at almost $800 …A diesel fuel lift pump is a lift pump that transfers fuel from the tank to the fuel injection system. Because in modern vehicles the tank is located below the engine, the fuel has to be lifted up from the tank to the engine, which the dies...Power distribution box. The power distribution box is located in the engine compartment. The power distribution box contains high-current fuses that protect your vehicle’s main electrical systems from overloads. Ford-E-450 – fuse box diagram – power distribution box. №.2003-2006 Ford Expedition Navigator Fuse Box CJB Repair Service (Fuel Pump Relay) 15 reviews. $99.99. Additional Options. Same Day Turnaround (+$50) Add To Cart. Pay …The fuel pump is located in the fuel tank here is a guide that will give you an idea of what you are in for when changing the pump out and diagrams below of what it will be for your …I located a 2004 Lincoln Navigator in the local Pull-a-Part and took the fuse box out of it, tested all of the fuses, put my relays in it and replaced mine with it and all is well. A few differences I noticed between my box and the replacement: Mine Replacement. Box Part #: 4L7T-14A067-AD 4L7T-14A067-AE.Changing out the fuel pump relay in a 2004-2006 Ford Expedition. Looks complicated, but be organized and this is totally doable. ... Changing out the fuel pump relay in a 2004-2006 Ford Expedition ...The Ford Expedition is a full-size SUV that has been a popular choice for families and adventurers alike. It boasts a spacious interior, powerful engine options, and advanced safety features.Thank you for taking the time to watch our videos. Don't forget to Like and SubscribeHere we are showing how replace the internal fuel pump relay on a Ford E...Options. This can happen when power is going to the fuel pump relay. The relay wires are grounded on two wires. Electrical wiring issues can be a nightmare if you don’t have the appropriate wiring diagrams to see which wires goes where. If you have a multimeter, you can check the wire continuity from the pump and fuse block to the relay …ford expedition: 03 ford expedition 4.6 L, replaced fuel pump 03 ford expedition 4.6 L, replaced fuel pump and PCM ,vehicle will not start. Still no power going to fuel pump,can't locate fuel pump relay.PLease help. …I need to find where the fuel pump relay is located in my 2001 F350 5.4L gas , suspect it's faulty, Should say in the owners manual. In my 01 f-150 it was on the passenger side kind of to the right of the glove box and below it some. Same as the 90s f series also. Don't know if that's right but just an idea.Aug 18, 2022 · The fuel pump relay is a 20A relay and in my cars the fuel pump load (resistance) means there is 15A flowing thru the contacts. The fuel pump relay is engaged for a couple of seconds when the ignition switch is turned to Run or Start to prime the fuel rail. It is turned on again to run the engine after the engine is spinning. The fuel filter needs to be replaced every 30,000 miles. If it doesn't, You will come across issues with the performance. Having the fuel burn optimally is crucial to maximizing Your miles per gallon.2003 Ford Expedition 5.4L Fuel Pump Relay R303 bypass There is an ongoing issue with interior fuse block failure on these Expeditions. The Fuel pump relay starts to fail which...The fuel pump relay is a 20A relay and in my cars the fuel pump load (resistance) means there is 15A flowing thru the contacts. The fuel pump relay is engaged for a couple of seconds when the ignition switch is turned to Run or Start to prime the fuel rail. It is turned on again to run the engine after the engine is spinning.Wiper Run/Park Relay Coil, Wiper Hi/LO Relay Coil, Washer Pump Relay Coils, Front Wiper Motor, Rear Wiper Motor Relay Coils: 12 — Not Used: 13: 20: Stop Lamps, Center High-mount Stop Lamp/Hazard, Trailer Tow Stop Lamp, Speed Control: 14: 15On a 1997 Ford Expedition, the fuel pump relay is located inside the fender on the driver's side, inside the fuse box. ... Where is the fuel pump relay fuse located on a 2003 Chevy 2500 hd 6.0 and ...Relay for fuel pump on these vehicles is labled in owner's manual as Relay # R303. it is the middle relay in a series of 5 in the center of the fuse panel (panel location is RF kick panel) -- Replacement is difficult.. take to a trusted technician or try it yourself, but you will need to dismantle the fuse panel, removing ALL the fuses first, and be able to …Changing out the fuel pump relay in a 2004-2006 Ford Expedition. Looks complicated, but be organized and this is totally doable. ... Changing out the fuel pump relay in a 2004-2006 Ford Expedition ...Jun 17, 2013 · Where is the fuel pump relay (#303) located in a 2003 Ford expedition. schematic shows the relay but the vehilce component locator nor the dealer have any information and/or knowledge of where the relay is. Bill Hackett. 67sunbeam, this is a rather complex system. The actual fuel pump,relay is located in the central conjunction box which is located behind the left kick panel. IT IS NON SERVACEABLE according to Ford. There is an inertia switch inside the left rear cab corner near the bottom. Just push it into the relay, if it was tripped, it will ...Where is the Fuel Pump Driver Module located on a 2003 Ford Expedition XLT 5.4 Litre? Mechanic's Assistant: Have you ever replaced the fuel pump, or is this the original? Fuel pump is original. Mechanic's Assistant: Are you fixing your Expedition yourself? What have you tried so far? Car will start and idle for about a minute then die.As fuel prices continue to fluctuate, it’s becoming increasingly important for fleet managers to find ways to save on fuel costs. One of the most effective ways to do this is by using a WEX fleet card.Jan 25, 2019 · See more on our website: https://fuse-box.info/ford/ford-expedition-u222-2003-2006-fuses-and-relayFuse box diagram (location and assignment of electrical fus... In this article, we consider the third-generation Ford Explorer (U152), produced from 2003 to 2005. Here you will find fuse box diagrams of Ford Explorer 2003, 2004 and 2005, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. See other Ford Explorer:A heat pump requires regular maintenance to work properly because it doesn't burn fuel to produce heat. Learn to troubleshoot a heat pump. Advertisement A heat pump not only heats your home during the winter, it also cools it during the sum...A faulty relay may allow the vehicle to be restarted a short while later, while a completely failed relay will not. 2. Engine does not start. Another symptom of a faulty fuel pump relay is an engine that does not start. If the fuel pump relay fails the fuel pump will be left without power. The engine may still crank when the key is turned ...Fuel pump relay location 2003 ford expedition 5.4 liter engine Posted by Anonymous on Jul 08, 2014 1 Answer IAN HAYNES Expert 288 Answers It is located on …Aug 18, 2022 · The fuel pump relay is a 20A relay and in my cars the fuel pump load (resistance) means there is 15A flowing thru the contacts. The fuel pump relay is engaged for a couple of seconds when the ignition switch is turned to Run or Start to prime the fuel rail. It is turned on again to run the engine after the engine is spinning. The fuel pump on most vehicles is driven by a relay, even if there is a fuel pump control module (FPCM) that controls current to the pump. Notice that the primary side of the relay is the coil that triggers the relay to close, and the secondary side of the relay is the part that carries the load of the fuel pump.Needless to say, strip the protective insulation at the ends of copper wire approximately 1/2 inch size before connecting the terminals in the relay center. For bypassing the fuel pump relay using a single wire, connect the terminals corresponding to …The Fuel pump relay is in the Power Distribution Box under the hood, it is relay K. If it is the fuse then fuse 17 in the PDB. It could also be the cut off switch, which is either under the dash above the brake pedal or behind the passenger kick panel. Posted on Feb 24, 2009. 3.Sep 22, 2017 · Bedrck47. Look at the video and about the 6 minute mark he starts to pointing to a dark green/yellow wire Look directly to the left of that wire in the other connector You see a RED wire put a jumper from the dark green/yellow wire to the red wire and you have bypassed the contacts on the fuel pump relay. Nov 23, 2020 · Changing out the fuel pump relay in a 2004-2006 Ford Expedition. Looks complicated, but be organized and this is totally doable. ... Changing out the fuel pump relay in a 2004-2006 Ford Expedition ... Fuel relay location on a 2003 ford expedition 5.4l? ... On a 1997 Ford Expedition, the fuel pump relay is located inside the fender on the driver's side, inside the fuse box.located in the passenger’s foot well, by the kick panel. Use the following procedure to reset the fuel pump shut-off switch. 1. Turn the ignition to the OFF position. 2. Check the fuel system for leaks. 3. If no fuel leak is …Where is fuel pump relay is location on Ford expedition 2001 4.6 - Ford 2001 Expedition question. Search Fixya. Browse Categories Answer Questions ... (#303) located in a 2003 Ford expedition. schematic shows the relay but the vehilce component locator nor the dealer have any information and/or knowledge of where the relay is. …There are two major kinds of starting problems with a Ford Ranger: it won’t crank, or it won’t start. If it won’t start, the possible problems are a failed fuel pump or a failed crank position sensor.A faulty relay may allow the vehicle to be restarted a short while later, while a completely failed relay will not. 2. Engine does not start. Another symptom of a faulty fuel pump relay is an engine that does not start. If the fuel pump relay fails the fuel pump will be left without power. The engine may still crank when the key is turned ...Have you ever wondered where to find non-ethanol fuel near you? With the increasing popularity of alternative fuel options, many consumers are seeking out non-ethanol fuel for their vehicles.Options. This can happen when power is going to the fuel pump relay. The relay wires are grounded on two wires. Electrical wiring issues can be a nightmare if you don’t have the appropriate wiring diagrams to see which wires goes where. If you have a multimeter, you can check the wire continuity from the pump and fuse block to the relay …PCM senses engine speed and shuts off fuel pump by opening ground circuit to fuel pump relay when engine stops or speed drops to less than 120 RPM. When ignition switch is in ON position, EEC power relay is energized (contacts closed). Power is provided to fuel pump relay and timer in PCM. Fuel pump receives power through fuel pump relay …(No fuel pump again). At the end of the day, it started and ran fine for the 38 mile ride home. I had replaced the Fuel Pump Control Module more than a year ago when It died then (it definitely needed it, but turned out to be the fuel pump), ran fine since. I assumed, with the noise, the fuel pump from good ol' Advanced Auto was crapping out.Reaction score. 22. Location. CA. Hi everyone, I just replaced the fuel pump relay (R303) in my 2004 EB. Wanted to share my experience. Symptoms - For about a year's time, the engine would occasionally stall out, or lose all power and run very rough. It didn't die very often, but if it did, it would restart right after.FORD: 2003: EXPEDITION: 5.4L V8: Electrical-Switch & Relay: ... FORD > 2003 > EXPEDITION > 5.4L V8 > Electrical-Switch & Relay > Fuel Pump / Circuit Opening Relay. Price: Alternate: No parts for vehicles in selected markets. Standard Replacement . WVESep 20, 2017 · 2004 Ford Expedition 5.4 triton vehicle stalled and would not start 50% chances it was the fuel pump in this case it was the fuel pump relay witch its the o... Ground is always present on circuit 1. As soon as the ignition switch powers up circuit number 2, the EEC Power Relay closes circuit 3 to circuit 4 . This causes voltage to reach the fuel pump relay, the fuel injectors, the fuel injection computer, etc. to get power through circuit number 3. As you can see it's nothing too complicated and ...Ford Expedition - Probably Not Fuel Pump issue, but Fuel Pump Driver Module - if you have a Ford expedition, and you are pressing on the gas, and are cranking, but unable to start, if you have ruled out the issue to be battery related, it is probable a bad Fuel Pump driver Module. ... 2003 fuel pump driver module. jonmissy. Ford Taurus. 1. …To narrow things down pull the inertia switch connector and test for 12v on the dark green/yellow wire when the key is turned to RUN. The 12v will only pulse for a sec or so. The PCM is controlling the 12v relay that sends the 12v down that wire to the pump. No 12v and the problem is probably the fuel pump relay.A diesel fuel lift pump is a lift pump that transfers fuel from the tank to the fuel injection system. Because in modern vehicles the tank is located below the engine, the fuel has to be lifted up from the tank to the engine, which the dies...Relay for fuel pump on these vehicles is labled in owner's manual as Relay # R303. it is the middle relay in a series of 5 in the center of the fuse panel (panel location is RF kick panel) -- Replacement is difficult.. take to a trusted technician or try it yourself, but you will need to dismantle the fuse panel, removing ALL the fuses first, and be able to put them all back the same way.Front wiper HI/LO relay: 301 — Fuel pump relay: 302 — Trailer tow battery charge relay: 303 — Heated backlight relay (SuperCrew only) 304 — PCM relay: 305 — Fuel pump HI/LO relay (supercharged engine only) 306 — Inertia switch relay (supercharged engine only) 401 — Not used: 501 — PCM diode: 502 — A/C compressor diode: 503 ...Jul 17, 2013 · It is located in the relay and Maxi fuse box under the hood near the battery, both the fuel pump fuse and relay are in this box, the fuel pump fuse is a 20Amp and is marked #10, the fuel pump relay is is marked as relay #301. There is also a fuel pump cutoff switch (triggered by an accident exceeding 3 G's) 2001 Ford Expedition. I came to help a friend do a fuel pump. He had the fuel tank out so I film the fuel pump replacement. also the tank installation. Subscribe and likealso see ...The fuel pump control module is a relay that releases power to operate the fuel pump. The fuel pump control module is part of the constant control relay module, or CCRM.2003 to 2006 Ford Expedition fuel pump relay replacement TheRetroBen 1.12K subscribers Subscribe 12K views 2 years ago Replacement of a fuel pump relay that is soldered to the fuse box...Location Elizebethtown, PA. ... Both the 03 and 04 expy have had problems with the fuel pump relay which is on the circuit board inside of the fuse box. Check to see if you have voltage to the pump at the fuel shut-off switch. ... 2003 Ford Expedition Fuse Box Problem & Replacement . Sep 2, 2016 #7 Bedrck47 Full Access Members. Joined …At the fuel inertia switch in the kick panel, power from the relay is the Dark Green w/ Yellow stripe wire and the pink w/ black stripe wire is the power. from the fuel inertia switch to the fuel pump. If you jumper the fuel pump relay, you should hear it run. If not pull the fuel pump relay, and check the pins in the relay socket, pin 30 ...Master. 350 Answers. Instructions. 1. Turn off the engine and place the transmission gear selector lever in the "P" position. Depress the parking brake and open the hood. 2. Locate the under-hood relay center containing the fuel pump relay. It is on the right side of the engine compartment, between the brake fluid reservoir and the battery.2003 to 2006 Ford Expedition fuel pump relay replacement TheRetroBen 1.12K subscribers Subscribe 12K views 2 years ago Replacement of a fuel pump relay that is soldered to the fuse box...1997-2006 Expedition & Navigator - fuel pump/ relay - About a year ago I replaced the fuel pump on my wife's 03 4.6 EB expedition. ... 2002 and 2003 - 2006 Ford Expedition and Lincoln Navigator Discussion fuel pump/ relay ... It clearly states that the R303 "fuel pump relay" is located in the passenger-side fuse panel. It is also a non ...Standard Ignition Fuel Pump Driver Module - FPM121. The fuel pump driver module controls the voltage to the fuel pump to maintain the optimum fuel pressure and fuel delivery to your engine. A failing fuel pump driver module may cause smoke on start-up, stalling, rough idle, hesitations, and engine misfires. Also, if you have a modified engine ...This is the switched power source for the fuel pump relay. This is in the junction box under the dash. If you have a digital multi meter then check if term 86 or the white wire with the light blue stripe is getting power as you turn the key on. SPONSORED LINKS. Was this.A diesel fuel lift pump is a lift pump that transfers fuel from the tank to the fuel injection system. Because in modern vehicles the tank is located below the engine, the fuel has to be lifted up from the tank to the engine, which the dies...Here you will find fuse box diagrams of Ford Expedition 2003, 2004, 2005 and 2006, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. Ford Expedition (2022-…)…>> Fuse Layout Ford Expedition 2003-2006Car trouble always seems to happen at the most inconvenient times, usually when you are already running late or on your way to an extremely important commitment. Turning your key to start the engine only to hear it crank can be one of the m...Reaction score. 1. Location. crestline ca. Hi there, i have an 03 expedition with the 5.4 and 116k miles. i am having the fuel pump problem so many seam to have with these dam things. i replaced the pump but still have no power to the pump. the pcm has power and the pump was tested before installation. I was looking for the driver module …May 26, 2021 · 2003 to 2006 Ford Expedition fuel pump relay replacement TheRetroBen 1.12K subscribers Subscribe 12K views 2 years ago Replacement of a fuel pump relay that is soldered to the fuse box... Here you will find fuse box diagrams of Ford Expedition 2003, 2004, 2005 and 2006, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse (fuse layout) and relay. Ford Expedition (2022-…)…>> Fuse Layout Ford Expedition 2003-2006PCM senses engine speed and shuts off fuel pump by opening ground circuit to fuel pump relay when engine stops or speed drops to less than 120 RPM. When ignition switch is in ON position, EEC power relay is energized (contacts closed). Power is provided to fuel pump relay and timer in PCM. Fuel pump receives power through fuel pump relay …May 26, 2021 · 2003 to 2006 Ford Expedition fuel pump relay replacement TheRetroBen 1.12K subscribers Subscribe 12K views 2 years ago Replacement of a fuel pump relay that is soldered to the fuse box... The splice is usually located close to the PCM. The PCM monitors this feedback circuit to ensure that there is proper voltage being sent to the fuel pump. As it activates the fuel pump relay, it expects to see battery voltage on the feedback circuit. If the PCM sees an unexpected high voltage when the fuel pump isn't activated, P0232 may set.
There are numerous issues all related around the fuel pumps and fuel pump relays on these trucks, sadly the 1st solution is to replace the fuel pump which generally has melted wiring and if it still doesn't start then you can move on to replacing the relay/fuse box board to replace the fuel pump relay. dnight73 on October 10, 2018.. Harbor freight attic lift
Feb 21, 2018 · I located a 2004 Lincoln Navigator in the local Pull-a-Part and took the fuse box out of it, tested all of the fuses, put my relays in it and replaced mine with it and all is well. A few differences I noticed between my box and the replacement: Mine Replacement. Box Part #: 4L7T-14A067-AD 4L7T-14A067-AE. The fuel pump wiring diagram of the 2003 Ford Expedition shows us how the different parts of the fuel pump are connected and how they work together. It begins with the positive connection from the battery, which is attached to the control module. This is followed by the fuel pump relay port, which directs the energy flow towards the fuel pump.My truck is fixed, replaced the fuel pump. It was easy to jack the bed up the 18" necessary to get clearance to the pump. One thing that was odd, is that I bench-checked the OEM pump and while it was functional, it just didn't seem like it was pumping enough pressure to build the required amount, (I was able to place my finger over the …Lincoln Navigator (2003-2006) fuses and relays. In this article, we consider the second-generation Lincoln Navigator, produced from 2003 to 2006. Here you will find fuse box diagrams of Lincoln Navigator 2003, 2004, 2005 and 2006, get information about the location of the fuse panels inside the car, and learn about the assignment of each fuse ...This voltage comes from the ignition switch. The fuel injection computer then Grounds circuit 1. This activates the fuel pump relay to pass current from circuit 4 to circuit 3. Circuit 3 is the one connecting to the …Now the fun part your diesel now has air in the fuel system. there are two ways to remove this ( hard and harder) your choice here are both methods. loosten the fuel supply line for #8 injector ( I did not say remove) 1 full turn ought to be enough. crank engine 30 seconds only. wait 5 minutes for starter to cool down.Received 1 Like on 1 Post. Drivers side fender near the fusible links for the ecu. There is a box for the eec connector, trailer relay, fuel pump relay. I'm in the process of checking mine as i find it odd that my fuel pump would just die out of no where. *edit* you have the newer style i would guess that it is in the fuse box, in the engine ...Needless to say, strip the protective insulation at the ends of copper wire approximately 1/2 inch size before connecting the terminals in the relay center. For bypassing the fuel pump relay using a single wire, connect the terminals corresponding to …To narrow things down pull the inertia switch connector and test for 12v on the dark green/yellow wire when the key is turned to RUN. The 12v will only pulse for a sec or so. The PCM is controlling the 12v relay that sends the 12v down that wire to the pump. No 12v and the problem is probably the fuel pump relay.Received 20 Likes on 18 Posts. Yes depending on how bad the PCM relay and contacts are burned/melted it will kill the starter circuit. Pull the top right relay and check for melted plastic. If it's not too bad you can swap in one of the others there that are on the top row and it should crank, or even start.Front Washer Pump Relay: 208 — Rear Washer Pump Relay: 209 — Rear Wiper Up: 301 — Fuel Pump Relay: 302 — Trailer Tow Battery Charge Relay: 303 — Wiper Hi/Lo Relay: 304 — Powertrain Control Module Relay: 401 — Not Used: 501 — Powertrain Control Module Diode: 502 — A/C Clutch Diode: 503 — Not Used: 601: 30A: Delayed Accessory ... .
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