There are two fuel pump relays called J17 (449 on top) at position 2/2 under the dash which supplies the fuel pressurisation pump in the tank and J49 (449 on top) at position 1/1 under the dash which is fuel pump relay 2 and supplies fuel pump 2 in the engine bay. Both relays are part number 1K0 951 253 and cost about £10 from a VW dealer.
Full Answer
What happens when the fuel pump on a Volkswagen Golf goes bad?
If your Volkswagen Golf’s fuel pump goes bad, no fuel (or not enough fuel depending on whether or not it’s out all the way) can enter the engine. Without gas your Golf will not run at all.
Where does the fuel pump sit in a gas 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.
Is there a water pump on a Volkswagen Golf?
Your Volkswagen Golf’s water pump is one of the most crucial parts of the engine. If it doesn’t pump water through the engine, it’s going to overheat and do a lot of damage.
What kind of injection pump does a Volkswagen TDI use?
Volkswagen TDI injection pump being calibrated on a state of the art Bosch 815 test bench. Triplet Diesel Injection – Waco builds Volkswagen TDI injection pumps and the chart depicts the models that we can build.
Where is the fuel pump on a Volkswagen Golf?
Figure 1 The fuel pump is located in the right side of the fuel tank.
Where is the fuel pump located on a Volkswagen?
InstructionsVW has a special tools for removing the pump ring, and to release the pump from the bottom of the fuel tank releasing the pump from the bottom of the tank. ... The fuel pump is located in the luggage compartment and there might be a luggage cover that is over it, if there is then remove the cover.More items...
How do you change a fuel pump on a VW Golf?
0:413:49Volkswagen Golf (2013 - 2016) - Replace the fuel pump - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd release the grommet from the cover disconnect the wiring plugs. Then disconnect the supply fuelMoreAnd release the grommet from the cover disconnect the wiring plugs. Then disconnect the supply fuel line and plug the opening. And then disconnect the return pipe and plug the opening.
Where is the fuel transfer pump located?
On most vehicles, the fuel pump is located in the fuel tank. So, start by removing the fuel cap. 3. Next, you will need an assistant to turn the key to the “on” position while you listen near the gas tank opening.
How much does it cost to replace a fuel pump Volkswagen?
between $611 and $894How much does fuel pump replacement cost? The average national cost for a fuel pump replacement across all vehicles is roughly between $611 and $894. Your Volkswagen might be more (or less) than that, but you've come to the right place on KBB.com.
How do you know when you need a fuel pump?
Willoughby Hills Auto Repair lists eight signs you might need a pump replacement.Fuel Tank Noise. A damaged fuel pump might make a loud, whining sound that you'll hear from your gas tank. ... Difficult Starts. ... Sputtering Engine. ... The Actual Stall. ... Power Loss. ... Surging Power. ... Lower Fuel Efficiency. ... Dead Engine.
How do you change a fuel pump on a golf 4?
0:368:22How To Replace Fuel Pump VW Golf Bora Jetta MK4 - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo the first thing we're going to do is disconnect the battery then we'll take this cover off gotMoreSo the first thing we're going to do is disconnect the battery then we'll take this cover off got this cover off you just undo these three phillips screws and just pry that up with a flat screwdriver.
How do you replace a petrol pump on a VW Golf 3?
0:033:18How to Replace Fuel Pump on VW MKIII jetta golf GTI passat cabrioYouTubeStart of suggested clipEnd of suggested clipLook like this you'll undo them pop this guy off. And then that's gonna be the fuel pump there. AndMoreLook like this you'll undo them pop this guy off. And then that's gonna be the fuel pump there. And then you're gonna want to disconnect you know all the connectors you'll loosen these holes.
How do you change a fuel pump on a mk1 Golf?
0:101:56Mk1 fuel pump replacement - YouTubeYouTubeStart of suggested clipEnd of suggested clipUm so remove it from the car there's a mark one literally everything is simple as hell just get oneMoreUm so remove it from the car there's a mark one literally everything is simple as hell just get one of those pliers to stop the gas from falling unplug the two little um power and ground.
Do diesels have fuel pumps?
On modern high-speed diesel engines, a fuel transfer pump is normally used. This pump, driven by the engine, supplies fuel automatically to the diesel injection system. The pump often has a hand primer lever for bleeding air from the system.
Is it hard to replace a fuel pump?
Installing a fuel pump can be difficult – especially if you've got a full gas tank. Plus, because fuel is flammable, the task can be dangerous. If you decide to tackle the job yourself, make sure to take the necessary precautions and have a fire extinguisher on hand.
What is a diesel transfer pump?
They are special equipment used to transport diesel from a stationary diesel tank or directly from a truck to another location or storage tank. Diesel transfer pumps can be the most helpful piece of machinery for small-scale owners and large-scale companies.
Where is the fuel pump located on a 2007 Volkswagen Jetta?
0:202:14VW Jetta Fuel Pump Location - YouTubeYouTubeStart of suggested clipEnd of suggested clipThere's three screws a Phillips head screws. Here I just buzzed my three Phillips head screws. Out.MoreThere's three screws a Phillips head screws. Here I just buzzed my three Phillips head screws. Out. Set our down under there that's your fuel pump. So Volkswagen Jetta down in the tank.
How does a weak fuel pump act?
Low fuel pressure can lead to engine misfires, low acceleration, rough idles, and engine stalls. If your check engine light is on and your car has been stalling out, you may have a fuel pump failure. Bring your vehicle to HEART Certified Auto Care and let us take a look at that pump.
Where is the fuel pump in a VW Polo?
Fuel Pump Volkswagen POLO The fuel or feed pump is intended to supply the carburettor in your Volkswagen POLO with petrol. The fuel pump is situated in the fuel tank. It is completely submerged in petrol and linked by a pipe to the high-pressure injection pipe in the engine.
How do you change a fuel pump on a VW mk1?
0:101:56Mk1 fuel pump replacement - YouTubeYouTubeStart of suggested clipEnd of suggested clipUm so remove it from the car there's a mark one literally everything is simple as hell just get oneMoreUm so remove it from the car there's a mark one literally everything is simple as hell just get one of those pliers to stop the gas from falling unplug the two little um power and ground.
Why won't my electric pump draw fuel?
I think sometimes when a pump can't draw fuel, it may be due to a leaky front seal. An electric pump will deliver fuel, but the leaking seal drips fuel behind the pulley tin where it goes unnoticed and fouls up the timing belt and the drips get. sprayed by the wind all over the bottom of the car. Click to expand...
Can an injection pump draw air?
Usually there is nothing wrong with the injection pump drawing its own fuel by vacuum - except when there is a leak somewhere in the fuel line supply and the pump draws air. The problem with adding an electric pump to the system is it forces#N#the fuel through the lines to the pump, regardless if there are leaks or not. It doesn't fix the leaks. They just become pressure leaks instead of vacuum leaks. Also you have to be careful not to pump to much pressure to the injection pump.
How to tell if your golf fuel pump is out?
The engine may throw a P0087 trouble code. This trouble code detects that the fuel rail/system pressure is too low.
How to tell if fuel pump is working?
The only way to truly tell is to place a fuel pressure gauge on both sides of the line and get a reading from both. If your car isn’t starting at all, and you hear the fuel pump prime that is usually a good indication that the pump is working to some capacity.
What does a bad fuel pump feel like?
That’s what it feels like with a bad fuel pump. Now, a bad fuel pump can also feel a heck of a lot like a bad catalytic converter. Both conditions will make the motor feel like it is running out of wind when you hit the gas. A bad catalytic converter will not feel as jarring. It’s a smooth lack of power.
What causes a golf to not start?
If your Golf is difficult to start, a bad fuel pump would probably not be the place to start looking, especially if you are’t getting a fuel related trouble code. Instead, we’d recommend taking a look at the ignition system first. Often it’ll be bad spark plugs, or a bad coil pack.
What happens if your fuel pump goes bad?
One of the worst problems that can happen to a vehicle is a bad fuel pump . If your Volkswagen Golf’s fuel pump goes bad, no fuel (or not enough fuel depending on whether or not it’s out all the way) can enter the engine. Without gas your Golf will not run at all. With that in mind, most of the symptoms of a bad fuel pump revolve around ...
What does a Volkswagen Golf need to start?
At the most basic of levels your Volkswagen Golf needs three things to start: Air, fuel, and spark . If any of these things aren’t present, the engine won’t turn over at all. If there’s been zero warning that the fuel pump could be going bad (hesitation, difficulty starting, etc) then it should not be automatically assumed ...
How to know if your golf engine is going out?
The only way that you are going to know that your Golf’s fuel pump is going out is that it is no longer providing enough fuel pressure to keep the engine running under a heavy load, or at high-speed. Typically, if you are heading up a hill (or accelerating) the engine may start to feel like it is just running out of steam.