What is the fuel pump relay on a 1992 Chevy 1500?

The fuel pump relay on a 1992 Chevrolet 1500 is designed to regulate power to the fuel pump depending upon the position of the ignition key. This relay is controlled by the powertrain control module (PCM).

Where is the fuel pump relay located in a car?

You can try to listen closer around the fuel tank for any noise for 2-3 seconds after turning the ignition on. Where is the Fuel Pump Relay Located? In most car models, the fuel pump relay is located in a fuse box somewhere under your dashboard, but it can also be located in the fuse box in the engine bay.

Where is the fuse box located on a Chevy Suburban?

(“C” & “K” Series) C49 Switch Illumination, Headlight ON Warning, Radio, Illumination, Heater & A/C Illumination, Rear Window Defogger Fuse box in engine compartment. fuse box location. The underhood fuse/relay center is located in the rear of the engine compartment near the brake fluid reservoir.

Where is the fuel pump fuse box located?

The engine’s or the dashboard fuse box is usually a long black box containing a fuel pump relay and various other fuses and relays. For different vehicles, the fuel pump relays can be located in different places.

What are the symptoms of a bad fuel pump relay?

A bad fuel pump relay can cause many different symptoms. Here are the most common ones The fuel pump relay is an important component of the fuel system of your vehicle. The fuel pump relay gives the fuel pump power when it is time to build up fuel pressure in the rail.

Where can I get a new fuel pump relay?

Replacement fuel pump relays are available from licensed Chevrolet dealerships and auto parts stores. Shift the truck’s transmission into park or first gear (manual transmission) and shut down the engine. Engage the parking brake and open the hood.

What happens when the fuel pump relay fails?

When the ignition is in the “ON” or “START” positions, the PCM energizes the fuel pump relay in order to turn on the fuel pump. When this relay begins to fail, the fuel pump will operate intermittently or completely fail to operate, resulting in the engine stalling or the inability to start the engine.

Where is the under hood relay control box?

Engage the parking brake and open the hood. Locate the under-hood relay control center, positioned between the coolant reservoir and the engine. This relay control box is attached to the firewall and made from black plastic. Twist off the three plastic nuts holding the cover onto the relay control center and remove the cover.

Where can I find a repair guide for my Chevy S10?

Add your vehicle in Manage My Vehicles. Enter your vehicle details. Click the “View More” button, and then click “Vehicle Repair Guides.” Select the chapter ” Wiring Diagrams Repair Guide”.

Why does my GM 91 k1500 not start?

If it runs when he pours gas down the throttle body the ignition is fine. It is fuel related. You need three things to make an engine run. Spark, fuel, and compression. Every no start I did at the GM dealer i would take my can of carb cleaner and spray it in the throttle body and try to start the engine.

What to do if your fuel pump loses power?

Electrical wiring issues can be a nightmare if you don’t have the appropriate wiring diagrams to see which wires go to where. A mechanic, such as one from YourMechanic, will have access to the proper schematics to help you diagnose this your fuel pump’s loss of power and have your car safely back on the road.

How do you remove a fuel pump relay?

Grab the relay firmly on either side and pull it straight up and out from the terminals of the fuse box. If the relay doesn’t pull out right away, try rocking it back and forth to loosen the connection. You won’t be able to start your engine after you remove the relay because the fuel pump won’t work.

Where is the fuse box for the fuel pump?

The main fuse box is usually located underneath the hood near the front of your vehicle, but there may be a smaller fuse box under the steering column inside your vehicle as well. Pull the cover off of the fuse box and look at the diagram printed on it to know where the fuel pump relay is located.

Why is there a problem with my fuel pump?

Fuel comes through filter to the Tubine Impeller. So if the fuel contains too much impurities, it can block the filter and damage the Tubine Impeller. So please replace the Filter on a regular basis and always use high quality gasoline. There was a problem filtering reviews right now.

What are the functions of a fuel pump?

PRODUCT FUNCTIONS – Suck the fuel from the fuel tank, pressurize it and then deliver it to the fuel supply pipe, and cooperate with the fuel pressure regulator to establish a certain fuel pressure. Guaranteed supply of continuous fuel to the injector

Which is the best fuel pump for your car?

HIGH QUALITY – ECCPP Fuel Pumps are low noise pump, better driving comfort, balancing cost and reliability to meet different needs MPORTANT NOTE – Please make sure to match the exact part numbers between this part and the part that you are replacing.

How does a gas pump work in a car?

Always keep enough fuel in the tank for the pump to be submerged in gas. Keep the habit of fueling to your car in time. Always keep enough fuel in the tank for the pump to be submerged in gas. Choose high quality car gasoline. Fuel comes through filter to the Tubine Impeller.

Is the fuel pump fuse on my 92 Chevy working?

I got a 92 Chevy 1500 2wd 5.7L and the fuelpump doesn’t work. It’s been sitting for about 5 years on a full tank of gas. Took a test light and found the fuel pump fuse has no power to it. Took my test … read more

What kind of fuel pump did a 1990 Chevy have?

1990 chevy k1500 truck (5.0). Power at orange wire of fuel pump relay but pump won’t run. No power to any of the other 1990 chevy: Power at orange wire of fuel pump relay but pump wont run… Got no power to the fuel pump relay. Consistent. 1990 Chevy I replaced the relay. Not getting fuel I have 8 volts at the fuel pump plug … read more

Is there no power to the fuel pump?

No power to the fuel pump and the fuel relay is not getti… Q: No power to the fuel pump and the fuel relay is not getting power. My car has 190000 miles.

What kind of fuel pump doesn’t work?

I got a 92 Chevy 1500 2wd 5.7L and the fuelpump doesnt work. I got a 92 Chevy 1500 2wd 5.7L and the fuelpump doesn’t work. It’s been sitting for about 5 years on a full tank of gas. Took a test light and found the fuel pump fuse has no power to it.

Can you test the fuel pump on a GM Truck?

And although GM did not include a Schrader valve to which you could connect a fuel pressure gauge, it can be tested with one to find out if the fuel pump is producing the correct pressure (or not).

Where is the fuel pump on a GM Truck?

As you’re already aware, the throttle body fuel injection system on your 1987 to 1995 4.3L, 5.0L, or 5.7L pickup (or SUV) uses a low pressure (12 PSI) electric fuel pump located in the gas tank. And although GM did not include a Schrader valve to which you could connect a fuel pressure gauge, it can be tested with one to find out if the fuel …

How do you replace the fuel pump on a Dodge Ram?

There are several ways to replace the fuel pump. The most common way is by dropping the fuel tank, which will be covered here. The bed of the truck can be tilted or removed. A hole can be cut in the bed directly above the fuel pump as well.

Where is the fuel filter located on a Dodge Ram?

On top of the heavy weight of the tank, fuel is a volatile liquid, making it dangerous to handle. Although difficult, this job can be accomplished with the right equipment and patience. This article applies to the 2nd generation Dodge Ram (1994-2001). The fuel pump, filter, and sending unit are all located in the fuel tank as one assembly.

Where can I buy a fuel pump kit?

Images depict actual item and necessary components *** This Complete Fuel Pump Kit contains the Module, Sending Unit and all necessary components – all built according to the highest standards of quality and precise specifications. These items are shipped from and sold by different sellers.

How do you change the fuel filter on a Dodge Ram?

Follow the instructions below to replace the filter on a Dodge Ram with a gasoline engine. Remove the fuel pump relay from the power distribution center. This will relieve the fuel system pressure. Start the engine and allow it to run until it stalls.

What kind of fuel pump does a Chevy Silverado need?

It turned out the pump I put in was for a 96 C1500, which has a throttle body system and the pump only produced 20-30psi. The Fuel injection in the Silverado needs 55-65psi. Be very careful you didn’t put the wrong fuel pump in!!

What was the fuel pump voltage in 1993?

1993 Fuel Pump Circuit Tests (GM 4.3L, 5.0L, 5.7L). Should have 10 to 12 Volts DC with Key On Engine Cranking or Key On Engine Running (KOER). This voltage comes from the GRY inline fusible link located in the engine compartment junction block.

What is the wiring diagram for a 1992 Chevy truck?

Diagram 1991 Chevy C1500 Wiring Fuses Full Version Hd Quality Jdiagram Visitmanfredonia It 1988 Chevy 1500 Truck Wiring Diagrams Site Diagram Flower Diagram 1976 Chevy Van G20 Wiring Full Version Hd Quality Jdiagram Visitmanfredonia It 54 Chevy Truck Fuel Gauge Wiring Diagram Free Picture Index Diagrams Group

How does a fuel pump relay get power?

The relay wires should have ground on two wires, power on one wire and switched power on another wire. To activate the fuel pump the computer actually connects one of the ground wires to complete the circuit and send power to the fuel pump.

What is the fuel pump relay wiring diagram?

Fuel Pump Relay Wiring Diagram (Automatic Trans. Only) NOTE: The illlustrations and info in this page apply only to 1994 Chevrolet/GMC pickups with a 4.3L, 5.0L or a 5.7L engine. For the 1993 fuel pump wiring diagram, check out the following article: 1993 Fuel Pump Circuit Tests (GM 4.3L, 5.0L, 5.7L).

Where is the voltage on the fuel pump?

It is located at the back of the vehicle next to or in the fuel tank. It pumps fuel from the tank to the engine. The pump voltage test is important for checking the effectiveness of the fuel pump.

Where can I get a new fuel pump for my car?

10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Whether you need a stock replacement or an improved, aftermarket upgrade, check out AutoZone’s extensive line of the best fuel pumps for cars and trucks.

Where can I buy a fuel pump relay?

At O’Reilly Auto Parts, we offer high-quality fuel pump relays. Check out our stock of fuel pump relays to find the part you need for your repair.

Why is my fuel pump relay outside the fuse box?

If it’s located inside the engine bay, which can get hot from the engine’s heat, the heat can impede the relay’s performance. In addition, in the rare cases where you will find the relay placed in the engine bay but outside the fuse box, it will be exposed to heat plus dust and dirt.

Where is the fuel pump in a car?

The fuel pump is located in the fuel tank, near the rear of the vehicle and can usually be heard when the engine starts. A healthy fuel pump plus a healthy fuel pump relay will often produce a variation of a low volume hum or whine which can be heard from inside the vehicle, or from the outside, near the fuel tank.

How to remove a fuel pump from a truck?

Basic instructions on how to tip your bed and remove your fuel pump and sender assembly, replacement of the fuel pump from the sender unit and putting it back into the tank with gasket o-ring and lock ring. I also show video of the bolt hole locations on my short bed frame. Loading…

Can a GMC Sierra run without a fuel pump?

Without gas your Sierra will not run at all. With that in mind, most of the symptoms of a bad fuel pump revolve around the vehicle stalling out or not running at all. In modern fuel injected vehicles, the fuel pump sits right in the fuel tank and “pushes” the gasoline to the fuel rail (s).

Where can I buy a Chevy Silverado fuel pump?

Buy Online. Pick Up In-Store. 10% OFF $75. Use Code: DIYSAVE10 Online Ship-to-Home Orders Only Your rugged and durable Chevy Silverado 1500 is known for its great performance and stellar hauling abilities, which keep it at the top of its class.

Where does the fuel pump go in a car?

In modern fuel injected vehicles, the fuel pump sits right in the fuel tank and “pushes” the gasoline to the fuel rail (s). It is in the fuel tank because “pushing” fuel to the fuel rail is easier than “pulling” the fuel, which is what an inline pump would do.

Where is the throttle body fuel pump located?

As you’re already aware, the throttle body fuel injection system on your 1987 to 1995 4.3L, 5.0L, or 5.7L pickup (or SUV) uses a low pressure (12 PSI) electric fuel pump located in the gas tank.

Can a bad fuel pump start a GM Spider?

If you need to test the ‘spider’ equipped GM pickups or SUVs, the following tutorial will help: Troubleshooting The Fuel Pump (GM 4.3L, 5.0L, 5.7L). A bad fuel pump will make your 4.3L, 5.0L, or 5.7L throttle body fuel injected pickup or SUV crank but not start. Here are some more specific symptoms:

Where is the fuse on the fuel pump?

Mounted about 6 inches to the right of the fuel pump fuse, it’s black with five wires coming out of the bottom. Examine fuel lines for a leak or crimped hose (or fuel line) impeding the flow of fuel to the carburetor. Have someone turn the ignition on while you listen for the fuel pump (located in the fuel tank) to activate.

Is there power at Orange Wire of fuel pump relay?

1990 chevy: Power at orange wire of fuel pump relay but pump wont run… ASE Certified Master Auto… 1989 5.7 chevy suburban. I have no power in the fuse panel 1989 5.7 chevy suburban. I have no power in the fuse panel for ecm 2 (fuel) or taillights/ctsy.

Where are the fuel pump and AC relays located?

The AC relay is located in the same under-hood fuse/relay box the fuel pump relay is in (see illustration above). Locate the fuel pump and AC compressor relays in the under-hood fuse and relay box. Swap the relays .

What are the symptoms of a fuel pump relay problem?

1. Engine stalls One of the first symptoms of an issue with the fuel pump relay is an engine that suddenly stalls. If the fuel pump relay has an issue while the vehicle is operating it will cut off power to the fuel pump, which will cause the engine to stall.

What kind of fuel pump does a Chevy Tahoe have?

This tutorial will show you how to test the fuel pump relay on your 1997, 1998, 1999 Chevrolet/GMC full-size Pick Up, Suburban, Tahoe, or Yukon. It’ll also show you how to bench test the fuel pump relay in a step-by-step way to find out if it’s defective or not.

How does a fuel pump relay control the fuel pump?

The fuel pump relay is usually controlled by the ignition or Powertrain Control Module, and when switched on, will provide current to the fuel pump so that it may function. As the fuel pump relay controls power to the fuel pump, any faults with it can cause issues with the fuel pump,…

Where is the fuel pump control module located?

It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. The fuel pump relay is usually controlled by the ignition or Powertrain Control Module, and when switched on, will provide current to the fuel pump so that it may function.

How can I tell if my fuel pump relay is faulty?

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, however it will not be able to start due to lack of fuel.

When is the fuel pump relay turned on?

The fuel pump relay is activated whenever the ignition is turned on. A fuel pump relay functions primarily to maintain a consistent voltage supply to the fuel pump. The ignition or powertrain control module (PCM) usually controls the fuel pump relay.

Is the fuel pump relay controlled by the PCM?

Consequently, the fuel pump relay is usually controlled by, the ignition or powertrain control module (PCM). As a result, when switched on, the fuel pump relay; will provide current to the fuel pump, so that it may function. Therefore, any faults with it, can cause fuel pump issues.

What happens when the fuel pump goes out on a GMC Sierra?

There are physical signs that you can feel when your Sierra’s fuel pump is going out. Before taking anything apart, check to see if your engine’s computer has any trouble codes saved in it. The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.

How to check for a faulty fuel pump?

THIS WILL POWER THE PUMP TO RUN AND CHECK FOR A FAULTY FUEL PUMP. 3. NEXT, CHECK FOR FUEL PUMP SIGNAL AT THE FUEL SYSTEM CONTROL MODULE. 4. FIND THE DARK GREEN/WHITE WIRE IN PIN13. WITH A TEST LIGHT CONNECTED TO THAT WIRE, TURN THE KEY TO THE RUN POSITION.

How to test a GM 4.3L fuel pump?

More GM 4.3L, 5.0L, and 5.7L Tutorials. It’s very important that you start off your fuel pump relay diagnostic by first testing the fuel pump pressure with a fuel pressure test gauge. If the fuel pump relay IS NOT activating the fuel pump, the fuel pressure test gauge will register 0 PSI when cranking the engine.

How can I tell if my fuel pump relay is defective?

It’ll also show you how to bench test the fuel pump relay in a step-by-step way to find out if it’s defective or not. Contents of this tutorial: Before You Start Your Fuel Pump Relay Diagnostic. TEST 1: Swapping Out The Fuel Pump Relay. TEST 2: Making Sure The Fuel Pump Relay Has Power. TEST 3: Bypassing The Fuel Pump Relay.

What kind of fuel pump wire do you need for TBI?

The GRAY wire labeled “Fuel pump Feed+” must be connected to the positive fuel pump power wire to energize the fuel pump. A typical TBI pump pressure must be able to maintain 15 to 18 PSI. Brake Switch The PURPLE wire on the 700R4 transmission plug must be connected to the Brake Switch in your vehicle for proper Torque Converter Lockup operation.

Where is the fuel injection switch on a 1989 TBI truck?

Small HEI Distributor with Externally Mounted Coil or Large cap (internal coil) distributor. It must be fuel injection style with 4 wire feedback to the ECM MAP Sensor (located on passenger side of intake manifold and can be moved to the firewall) Part # SU105 Two Terminal Oil Pressure Switch for 1989 TBI Truck (Part number PS215)

How is the fuel pump connected to the ECM?

Fuel Pump The ECM sends a signal to the Fuel Pump Relay to turn on the fuel pump. The GRAY wire labeled “Fuel pump Feed+” must be connected to the positive fuel pump power wire to energize the fuel pump. A typical TBI pump pressure must be able to maintain 15 to 18 PSI.

Where is the fuel pump relay located on a car?

The fuel pump relay is an electronic component that is found on virtually all vehicles equipped with an internal combustion engine. It is often found in the fuse box located in the engine bay and functions as the primary electronic switch that controls power to the fuel pump. The fuel pump relay is usually controlled by…

What are the symptoms of a faulty fuel pump relay?

1 Engine does not start. A common symptom of a faulty fuel pump relay is an engine that just refuses to start, even though the engine may still crank when the 2 Engine stalls. One of the most common symptoms of a failing fuel pump relay is an engine that suddenly stalls. 3 Loss of Power. 4 No noise from the fuel pump.

What is the fuel pump relay on a 1992 Chevy 1500?