The fuel gauge is not one to be afraid of and most problems can be solved with the proper ammunition!. On mine there was a splash sheild somewhat in the way. Yesterday, this EEC PWR relay decided to lock on, killing the battery. I then Checked each wire for continuity to the distant end at the module connector. That is a much bigger deal than simply watching your fuel money collect on the ground underneath your vehicle, a total waste. Car cranks over no problem will run till all fuel is out of the fuel line then cranks but no fire. Replace wire. while I had the tank down, I noticed that whoever dropped the tank previous and did a BAD vent tube repair did not disconnect the harness from the fuel pump before dropping the tank and the connector is broken. It is the device by which fuel is delivered to the engine. If your fuel pump is no longer turning on or is failing, you may hear a whining noise or no noise at all from the fuel tank. Problem with ground wire from fuel pump connection to truck frame 20 Answers. I have had a dangerous situation occur with a failure in the fuel injection system, involving the wiring harness and vehicle control module (vcm) of my 1997 Chevrolet K1500. First of all, my truck has had fuel gauge issues for a few years now. Fuel Pump Circuit Checklist Series III XJ6. If the wire has power than the fuel pump is likely dead. Also includes links to relevant forum topics on the code. The computer does this by supply a 12v+ (POSITIVE) signal to the relay. You need a ground to complete the circuit. ) and it's all right/good. 1998 Chevy k1500 w/ 95000 miles. 5 PSI, 28 GPH. I accidentally disconnected it when putting the tank back in it has a connector on the end of it but I have no idea where the. Now have a helper turn the key to start and crank the engine over. It must be towed. Works on 12 Volt negative ground systems only. Check the slot of ground of the fuel pump relay there's no ground in that slot, can i cut that ground put another cable and ground it to the chasis?. I had a 1992 Yukon that when the plug wires would go bad, it would not start. Buy a 1998 Chevrolet K1500 Fuel Pump at discount prices. I didn't even think about the ground wires being a problem. 98 Chevy k1500 oil pressure issues. Wiring Diagram (SSP) Fuel pump. Ok, I have a 1998 chevy k2500 with the 5. Fuel pump just 2 days ago started acting up. Fuel Pump fuse is OK. ACTION: Splice the new fuel tank sending unit connector to the existing wire harness. Electric pumps were designed to push fuel, not pull it. The ground for the fuel pump may be larger gauge wire that the fuel tank sender ground wire. Since then i been having SEC PO 452 come up and i believe those wires have somthing to do with it. Fuel should be flowing towards the fuel tank--if not, check for a restriction in the regulator block or return line--and have few bubbles. Fuel pressure should be a constant 10 - 15 PSI on a TBI fuel injection system and is typically around 12 - 13 psi. These plug-and-play wiring harnesses use conductors, which are five times thicker than stock, along with redundant grounds and an alternator-fed power wire. Your fuel pump is a component that can wither. He has changed the fuel pump and sensors. Fuel gauge troubleshooting begins with isolating the problem either to the gauge, sending unit, fuse or wiring. Fuel Pump Relay Control - The computer on GM fuel injection systems is designed to control a fuel pump relay. Check the fuse, then find the tank electrical connector, pull it apart and find the gray wire -the fuel pump wire. Fuel pump problem can I just hot wire it to a My question is can I hot wire the fuel pump through the G terminal using a toggle switch and not cause any damage to. Where is the fuel pump located on a 1998 chevy silverado - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. The black ground wires are not used and can be taped back against the harness. If it shows high or infinite resistance after unplugging the fuel pump, replace the shorted fuel pump. 1998 Chevy k1500 starting question I do not think it is the fuel pump or module. The electric fuel pump in a 1998 Chevrolet Silverado is controlled by the powertrain control module, or PCM. I have Toyota Corolla. 1997 Chevrolet C/K 1500 I have a 1997 chevy silverado 305 vortec, my parents bought the truck brand new and the fuel pump kept going out, it was under warrenty so they. You lost the ground to the frame, I fought this problem for 3 days and the only way I found it was when I was under the truck after dark feeling for the ground wire for the fuel pump, I grabbed the E brake cable and saw a spark arking from the cable to the cable guide on the frame. i needed the sending unit. Replaced the fuel pump with the same results. fuel pump circuit (open) where do i find it on my. You could also check the pressure relief valve. By far, the easiest way to test a suspect fuel pump relay — or some other automotive relay — is to swap the suspect relay with a good one. You need a voltmeter, or at least a 12V test light. Fuel pressure should be a constant 10 - 15 PSI on a TBI fuel injection system and is typically around 12 - 13 psi. according to a wiring diagram it is the gray pump power wire. • DIRECT fuel injection is the future of fuel injection systems. Choose top quality brands Airtex, Carter, Delphi, Spectra Premium. OBDII Codes Possible Causes The "Possible Causes" is the list of all the items, components or circuits that should be inspected, test, repair or replace to fix the OBDII code. I ran out of gas a couple too many times (yes, i'm aware that it's not good) and a couple weeks ago on the way home, it just randomly sputtered out like it was running out of gas. ? Ok so my car turns, cranks and starter works, but ECM fuse keeps blowing, so i decided it was the fuel pump. Buy a 1998 Chevrolet K1500 Fuel Pump at discount prices. Ok but I straight wired the pump and can ground the blue and green signal wire on the two injectors at will spray fuel then you can turn the switch over and the truck will run on its own. Or you can borrow a relay from a relative's or friend's car. It certainly was a learning experience for both of us. You have come to the right place if you need new or replacement parts for your 1998 K1500. This works for vehicles that use a pulse-width modulated voltage supply to the pump. But no power going to the fuel pump power wire. Chevy Silverado and GMC Sierra Truck Repair Help. Sudden trouble accelerating can also be a sign that you have a bad fuel pump. the wire in the center, goes to the gauge. If your engine won't start, takes too much cranking to start or your engine stalls, you may have a bad fuel pump or you may have a fuel pump wiring issue caused by a corroded connection or ground or a bad fuel pump control module. Pull it out and inspect it for signs of failure. If the resistance is still low after unplugging the fuel pump then repair short in the FP voltage supply circuit. 8 L- Engine - Motronic Multiport Fuel Injection (MFI)/103 kW, code AES, from September 1998. Onix fuel pumps are engineered and designed with top-of-the line components giving. One ground is for the fuel tank sender and the other is the fuel pump. The plug has four wires -- purple, white, black, black/white -- and I could not find a wire diagram for it in my Chilton's manual. 1998 Chevrolet 4wd 1500 Pickup Fuse Box Map. Which terminals did you jump? If there is voltage on the red/yellow wire, and the fuse, but not at the fuel pump, the wire or a connection has broken down the line toward the fuel pump, the ground wire also must have electrical continuity to ground. 4l fuel pressure. I nned some help. 9 360ci 4x4 Automatic Trans w/4x4 floor stick. Because the fuel pump is not supplying an even flow of fuel, the rest of the engine cannot perform at peak level. 7 ltr fuel pump wont work, help. If the colors on the truck don't match the tank, you'll have to test them to verify each circuit. Checked the frame ground for the fuel pump and it is seems in good order. The part ADO-19209059 has an additional core charge of $70. I checked the relay like you said and it perform like it suppose to. This picture shows the FUEL PUMP RELAY (number XX). It is for safety reasons so that a static charge does not build up on the filter housing. You will have one long wire loom that needs to go back to the rear of the Jeep. I mounted my fuel pump and filter on the rear crossmember, using the bolts that hold the gas tank skid plate on. If your Chevrolet Silverado isn't performing the way it once did, or if you feel like you're stepping on the gas pedal and not much is happening, it may be time to replace the fuel pump. You will hook up the Oxygen sensor later. 1998 4x4 v6 The fuel pump will not turn on. I cut through my truck bed right above the fuel pump so I would have easier access to it. Its the fuel fitting going into the block below eup 5. o 6Cyl There is the complete wiring diagram for an 88 on the forum somewhere. The fuel pump remains on as long as the PCM receives reference pulses from the electronic ignition system. Problem with ground wire from fuel pump connection to truck frame 20 Answers. Installing a dedicated voltage supply line for your fuel pump. Ok but I straight wired the pump and can ground the blue and green signal wire on the two injectors at will spray fuel then you can turn the switch over and the truck will run on its own. Your fuel tanks and fills should also have wires running to the boat's bonding system for the same reason. You have come to the right place if you need new or replacement parts for your 1998 K1500. If you need to replace your electric fuel pump in one of these applications, you can save a bunch of money by just buying the bare pump shown here (as compared to buying the replacement from Ford, which. Easy way to find it is follow the ground braided strap from the fuel filler neck to the mount point. I found the yellow and tan wire to be conducting to each other and to ground. The electric fuel pump in a 1998 Chevrolet Silverado is controlled by the powertrain control module, or PCM. The amp probe clamp can be placed at any point in the fuel pump circuit, as long as it's in series between the voltage supply and the ground for the load. Buy 1998 GMC K1500 Auto Parts in Canada. NOTE: For other PCM pin-out charts, take a look at the following:. I have Toyota Corolla. Here are some tips that can help you along the way. Has battery voltage at the Black/White wire at the fuel pump relay. The vehicle used in this tech article was a 1998 Z3 with a 4-cylinder engine. Mustang Fuse & Wiring Diagrams. Now have a helper turn the key to start and crank the engine over. 1995 System Wiring Diagrams Chevrolet - Tahoe Ground Distribution Circuit (4 of 4) TRUNK, TAILGATE, FUEL DOOR. I have a 98 k2500 with a 454, 130,000 miles on it, and am having issues with random misfiring under a load. It appears to be rather difficult to simply "drop the tank" to replace the pump because of the rear leveling jacks. AFC - Air Flow Control. Begin the test by remov-ing the coil wire from the distrib-utor and securely ground it to prevent the engine from starting. Chevy CK Pickup 1998, Electric Fuel Pump by Onix®. After changing the fuel pump initially and not solving the problem, i thought it may just be a bad pump and was gonna change it again. Fuel Pump is OK. If you solid-mount the. It is dark green/white. Works on any 12V pump with 12 or 16V battery. Jeep Grand Cherokee 1993-2004: Why Does My Fuel Pump Not Work? The fuel pump is submerged in the fuel tank, supplying the engine with the gasoline it needs to run. If your engine won’t start, takes too much cranking to start or your engine stalls, you may have a bad fuel pump or you may have a fuel pump wiring issue caused by a corroded connection or ground or a bad fuel pump control module. Make sure that the power is off the circuit before making any resistance checks. This size allows for full access to hoses and wires. I kept the resistors in place between the temporarily-pinned ground wire and the temporary blue sending unit signal wire. butt splice for pump ground the. Or clamp it around the pump's power wire at the fuse box, at a relay or inertia switch or at an underhood test connector. Best Answer: I own a shop, and think this; You are going to have to get to the wires at the tank, or as close as you can, and check two things. searchResultsCount }}. Fits the following GMC K1500 Years. RepairShellService. ? Ok so my car turns, cranks and starter works, but ECM fuse keeps blowing, so i decided it was the fuel pump. You need a voltmeter, or at least a 12V test light. I mounted my fuel pump and filter on the rear crossmember, using the bolts that hold the gas tank skid plate on. '99 Suburban extremely hard on fuel pumps Having fuel pump issues with my 1999 Suburban K1500, research lead me to this forum. My 98 4runner SR5 that I bought a few weeks ago has ALOT of hack job repairs. You should have a spark!. You may find another relay in your car with the same configuration — arrangement and number of terminals — as your fuel pump relay. This is a common problem in all pre-'92 EFI F-series & Broncos. there is no power on the other two wires. Wiring Diagram (SSP) Fuel pump. This universal electric fuel pump controller is designed for cars and trucks being upgraded from a mechanical fuel pump to an electric inline or in-tank fuel pump. The fuel pump transfers fuel from the fuel tank to the carburetor or fuel injection assembly. is not a good method for most vehicles. org in the GMECM FTP section for yours, which is bound to be precise compared to Haynes. The black fuel pump ground wire is grounded to the firewall near the back of the engine on the right side (along with other wires as I recall). The ECM monitors the fuel pump relay secondary circuit for voltage. He has changed the fuel pump and sensors. How to Replace a Chevrolet Silverado Fuel Pump by Chris Moore A bad fuel pump in your Chevy Silverado will lead to poor gas mileage, and eventually cause the truck to not start at all, so the pump needs to be replaced immediately. So the fuel pump went bad and we got a new one, Doesnt work Checked relays- theyre good Electrical is reaching pump because the float is working to measure fuel level ,but pump not engaging (tested it in a milk jug) they should both function because theyre part of the same harness right?. They were selling an Airtex fuel pump for. The fuel pump relay position varies depending on year. The fuel pump relay’s circuitry opens and sends roughly 12 volts of power to the fuel pump. 0-liter V-8 and a 5. He has changed the fuel pump and sensors. How is the easiest way to change a fuel pump on my k1500 Chevy pickup Fuel pump location of a 1998 corvette. Diode isolate each wire. But when you unhook the connection it dies. Grounds are important to any electrical system, and especially to computer controlled engines. AFC - Air Flow Control. Engine stalls. The ground for the fuel pump may be larger gauge wire that the fuel tank sender ground wire. - when you switch on the ignition the DME operated the fuel pump relay but (as the other message states) it drops the relay after a short period (do not have the timing) if it does not see that the engine has started. It points to all of that stuff between the car's power system and the pump - relays, wiring, switches and such. 3-liter V-6, a 5. Get the best deals on Delphi Fuel Pumps for 1998 Chevrolet K1500 Suburban when you shop the Delphi FA10003 Fuel Pump Wiring Harness Item Location. You may want to use a dvom and on the ohms part of the meter see if the internals of the pump have an open circuit. CHEVROLET AND GMC BLAZER • JIMMY • S10 • SONOMA — — BVC • 58-26770 • GMC CARS • JCK/MJS/KJE • 8/22/05 7-13 ENGINE REPAIR Distributor REMOVAL The 2. Universal design for most import 4 & 6 cylinder carburetor applications. We are not liable for any consequences of actions taken based on the contents of this page. wiring diagram for 1998 chevy silverado - Google Search. If the wire has power than the fuel pump is likely dead. and to decide if the spark plug needs to be replaced or you have a failed fuel pump. I have a 1997 Chevy 3/4 ton 4x4 automatic truck. It is for safety reasons so that a static charge does not build up on the filter housing. Mounting an electric fuel pump directly to the vehicle's frame or underbody, etc. You may want to use a dvom and on the ohms part of the meter see if the internals of the pump have an open circuit. The plastic insulation caused the wires to over heat and it burned down to the fuel tank. In the fourth installment of the AutoZone Complete Car Care - Fuel Pump Series, Bruce Bonebrake shows how to test fuel pump electrical connections. I replaced the pump and filter 4 months ago but I still double chexked to make sure im getting preasure at the fuel rail. is the electrical wire that is connected to the fuel pump from the fuse box? I have a 2007 Pre Runner Access cab v6 with auto. Tests/Procedures:1. If relay clicks - and no power to fuel pump - check ECM B 20 amp fuse in under-hood bussed elect center. Suspect ignition problem! Remove ignition point cover and hit starter so points are closed! Open and close points. Need wiring diagram for k3500 with 6. The black w/white wire is the ground and it should have a constant ground on it. 3L Engine 1. Still too much. If not within the specification, inspect the following:. 1A Auto has many aftermarket Fuel Pumps for your 1998 Chevy K1500 Truck and ground shipping is always free!. Another plug OBDII Shorthand List. Symptoms of a bad fuel pump What are the symptoms of a bad fuel pump. Im also not getting spark. 1972-92 Fullsize Chevy & GMC Truck Rear View Mirror, Stainless Steel: 1989 Fullsize Chevy & GMC Truck Door Pull Strap Plug, Each: 1990-94 Fullsize Chevy & GMC Truck Front Door Panels, Silverado & Sierra SLE Trim. The wires were too small a gauge for the load. One way once you get to the fuel pump to test if it is working Fuse and relay will be located in the power distribution box under the hood With ignition off, unplug the electrical connector from the fuel pump. If relay clicks - and no power to fuel pump - check ECM B 20 amp fuse in under-hood bussed elect center. You need a ground to complete the circuit. that is when i noticed that somehow the ground wire was broken that goes to the fuel pump. If the resistance is still low after unplugging the fuel pump then repair short in the FP voltage supply circuit. Measure the fuel hold pressure after 5 min. The fuel pump current can be measured by inserting an ammeter in series with the fuel pump load circuit at the fuse block and measuring current while the fuel pump is running. Shop online and save up to 80% on 1998 GMC K1500 Auto Parts in Canada Air and Fuel Delivery. The plug has four wires -- purple, white, black, black/white -- and I could not find a wire diagram for it in my Chilton's manual. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35. One wagon and one sedan. But on most flatbed pickup trucks, there's a simpler way to access the troublesome fuel pump. Body Parts. Bad connector in the harness between fuel pump relay and fuel pump. The ground for the fuel pump may be larger gauge wire that the fuel tank sender ground wire. The center wire came on and off with the switch when testing. 2003 Chevy Silverado Fuel Pump Wiring Diagram. The fuel level sender itself tests good. One had 76k the other had 90k. Disconnect sender terminal wire at dash gauge. My thought is to use the signal wire for the. Wire 10 connects to the fuel level sensor on the fuel pump, which does not need to be connected unless stock gauges will be used (along with a stock fuel pump assembly). There will only be power to the fuel pump for a few seconds when you first turn the key to the on position. after we got it all put back together it all worked and it was good to go, however then the gas gage didnt work from half a tank up but it did work from half a tank down. Wire going to fuel pump rubbed through on chassis. If provoked, the monster will jump out and bite them. With Wiring Harness. Now have a helper turn the key to start and crank the engine over. But on most flatbed pickup trucks, there's a simpler way to access the troublesome fuel pump. 5L Turbo Diesel DB2 Student Handbook. serial data, TCC, fuel pump relay, ground, test terminal, air engine wiring harness, cowl, fuel pump relay,. Fuel Pump Relay Ground Connection 3 Answers. Symptoms of a bad fuel pump What are the symptoms of a bad fuel pump. Fuel pump problem can I just hot wire it to a My question is can I hot wire the fuel pump through the G terminal using a toggle switch and not cause any damage to. On mine there was a splash sheild somewhat in the way. The center wire came on and off with the switch when testing. Hello everyone. No Power To Fuel Pump 89 Jeep Comanche 4. Final Thoughts about the Fuel Tank Pressure Sensor. I had a 1992 Yukon that when the plug wires would go bad, it would not start. new to these forums so if im posting in the wrong spot let me know and i will move my post to the appropriate section. Learn how we and our ad partner Google, collect and use data. Fuel pump just 2 days ago started acting up. Suspect ignition problem! Remove ignition point cover and hit starter so points are closed! Open and close points. It points to all of that stuff between the car's power system and the pump - relays, wiring, switches and such. Make sure you read the. Besides the sensors, you need connections for the fuel pump relay, ground, battery positive, starter solenoid, and tach pickup, along with a switched 12-volt connection. One of the first symptoms of an issue with the fuel pump relay is an engine that suddenly stalls. This size allows for full access to hoses and wires. The pink wire should be the fuel pump wire, the tan/white wire is for the sending unit, ground the test light to a good clean section of the frame (grind it shiney to be sur. beware of plastic tanks!! you can see three lines to the tank. The two black wires are grounds. is not a good method for most vehicles. Wire 10 connects to the fuel level sensor on the fuel pump, which does not need to be connected unless stock gauges will be used (along with a stock fuel pump assembly). I've replaced plugs, plug wires, cap, rotor, and fuel filters to no avail. Other years may have the connector in a slightly different location. Buy 1998 GMC K1500 Auto Parts in Canada. Chevrolet Silverado 1999-2006: How to Replace Fuel Pump. chevy truck fuel tanks and more. The gray wire goes from the pump relay to the pump. Fuel Pump Wiring. Electric fuel pumps are used in fuel injection systems. DIY: 1998 Volvo V70 Fuel System Troubleshooting Tips * No-start is a very frustrating problem for car owners, so download these diagrams (and a jumper wire) and keep them in your glove box. Make sure that all the ground places are clean and shiny bare metal: no paint, no. Most Hondas/Acuras use yellow and a stripe for the fuel pump wire. If the resistance is still low after unplugging the fuel pump then repair short in the FP voltage supply circuit. I have a 1998 chevy K1500 5. The signal is only present for two seconds at key on. Fuel Pump Failures. Yesterday, this EEC PWR relay decided to lock on, killing the battery. Leave the ignition primary con-nected so the main injector will pulse. 83 - Ground connection -1-, in right front wiring harness 86 - Ground connection -1-, in rear wiring harness 179 - Ground connection, in left headlight wiring harness 249 - Ground connection -2-, in wiring harness interior 345 - Ground connection (in bumper wiring harness), Fanfare/Fog light 347 - Ground connection (in roof wiring harness). Won't start, fuel pump runs all the time 2. Wiring can be confusing and frustrating for a lot of automotive enthusiasts. The kit includes 2 aviation quality copper tinned ground straps, that connect between 1) Firewall to Frame, 2) Passenger side engine Head to Firewall. This article applies to the Ford F-150 truck (1999-2014) and F-250 Super Duty (2005-2014). The fuel pump transfers fuel from the fuel tank to the carburetor or fuel injection assembly. But as soon as I place the transmission fuse in, the voltage from the ignition switch drops to either 1. Buy 1998 Chevrolet K1500 Auto Parts in Canada. Primes the pump for three seconds at initial key-on. I finally got it solved. I put another fuel pump in and nothing. i have one that is hot all the time, one is hot when the ignition is on and one that is a ground. Replace the PMD if;. there are 4 ports in the connector. You lost the ground to the frame, I fought this problem for 3 days and the only way I found it was when I was under the truck after dark feeling for the ground wire for the fuel pump, I grabbed the E brake cable and saw a spark arking from the cable to the cable guide on the frame. CP3 High Pressure Fuel Injection Pump System GM- 6. 1998 Chevrolet 4wd 1500 Pickup Fuse Box Map. 0 into an early model Mustang. There was one in the truck of my old Crown Vic that I had to use when I got rear ended 2 years ago, and if someone hits me again I need to know where it is so I can start my truck again. Get the best deals on Delphi Air Intake & Fuel Delivery Parts for GMC K1500 Suburban when For 1998-1999 GMC K1500 Suburban Fuel Pump Wiring Harness Delphi 62571WZ. after we got it all put back together it all worked and it was good to go, however then the gas gage didnt work from half a tank up but it did work from half a tank down. someone left a jumper wire in the fuel pump test pin of the self is marked as "A" 926 FUEL PUMP RELAY GROUND LB/OR. You need a voltmeter, or at least a 12V test light. With the key on it should get 12 volts for 2 seconds then open until the car is cranking. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs!. The fuel gauge is wired directly to the PCM. If the fuel pump relay has an issue while the vehicle is operating it will cut off power to the fuel pump, which will. All (well 99%) of the realys and fuses you will need are found behind the wooden floor board, under the carpet in the front section of the passenger footwell. You lost the ground to the frame, I fought this problem for 3 days and the only way I found it was when I was under the truck after dark feeling for the ground wire for the fuel pump, I grabbed the E brake cable and saw a spark arking from the cable to the cable guide on the frame. Just remove the pump and spin the gear, if the shaft doesnt spin with the gear, the pump is bad. Tank or pump grounding. The relay solenoid gets it ground thru the ECM. Learn how we and our ad partner Google, collect and use data. Body Parts. If the wire has power than the fuel pump is likely dead. So the fuel pump went bad and we got a new one, Doesnt work Checked relays- theyre good Electrical is reaching pump because the float is working to measure fuel level ,but pump not engaging (tested it in a milk jug) they should both function because theyre part of the same harness right?. testing fuel flow on a CPI engine. 1998-2002 3800 Series 2 OBD2 PCM wiring instructions for L36/L67 Fiero swaps Pin Wire Color Circuit Description Action Pin Additional Info 2 wht EVAP Canister Vent Solenoid control delete 3 dk grn/wht Fuel Pump relay control connect to A Fi erof u lpm ay 4 gry EGR valve control connect to E o fth eEGRval(iusd). Fuel pump just 2 days ago started acting up. Replaced the relay with same results. FREE GROUND SHIPPING OVER $35*. The fuel-pressure specification between the V-6 and the V-8 engines is. Fuel Pump Relay Terminal Wire Color Identification. Now it just cranks no sputter at all. I changed the fuel pump on my 1996 GMC Sierra earlier in the year. After removing the locking latch, insert a very small 1/8" allen wrench or stiff wire (A) , while pushing slightly down and in until the tool contacts the terminal locking tab and releases. Wiring Diagram (SSP) Fuel pump. Refer to the following procedure for service details. My next step would be onto the fuel pump itself, had all the electrical tests above yielded negative results. The contact owns a 1996 Chevrolet K1500. The 1998 Silverado was available with three engines: a 4. After changing the fuel pump initially and not solving the problem, i thought it may just be a bad pump and was gonna change it again. I didn't even think about the ground wires being a problem. Measure the fuel hold pressure after 5 min. When putting in an aftermarket fuel pump or looking to get more fuel out of your factory pump, one mod worth doing is re-wiring that fuel pump. What fuse is blowing & does that cause the engine to die?. Includes fittings and mounting hardware along with easy to follow DIY instructions. 2001 Toyota Ta A Oxygen Sensor Location; 1992 Honda Prelude Fuel Pump Relay Location; Dimarzio Pickup Wiring Diagram; 1999 Audi A4 Quattro Fuse Box; Model Train Wiring Diagrams As Well Electrical Wiring Further Wiring; Auxiliary Hydraulic Control Valve For Farmall 140; Mercedes Benz Wiring Diagram; 220 Diagram Volt 3 Phase Wiring; Warn Winch. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs!. Wiring Diagram (SSP) Ground distribution X494 Applies to: LHD, 2000/06+ Wiring Diagram (SSP) Ground distribution X494 Applies to: RHD. 1998 Chevy k1500 w/ 95000 miles. The fuel pump current can be measured by inserting an ammeter in series with the fuel pump load circuit at the fuse block and measuring current while the fuel pump is running. The rear body ground cluster is on the top of crossbrace right behing the tank. One of the first symptoms of an issue with the fuel pump relay is an engine that suddenly stalls. For the most part my truck has been fine b. Finally check that there is fuel in the tank. pendergraft is on the right track, most fuel gage problems start with the ground on the fuel tank either going bad, or getting rusty or corrided. But when you unhook the connection it dies. To access the pump, or even the wiring that connects to the pump, it's necessary. The yellow wire is the fuel tank sender to the fuel quantity gage. Another pump was found to work well by folks at GoldWingFacts.