Please join the Roadfly Facebook Group where members will be more than happy to answer your questions and provide help. Remove the gas cap, to aid in the release of any remaining fuel pressure. So it appears the gage is reading somewhat correctly. Skip the repair shop, our top-rated mechanics come to you. Starting the car or turning the engine over several times if the vehicle is not running will immediately pressurize the fuel rail and give you a reading on your gauge. So, wouldn't that result in less air and a richer mixture? Thinking the 02 sensor was possibly 'lazy', I replaced it, but had no improvement.
Figure 3 Next, start or attempt to start engine. I notice that I am getting about 10V. You will need to get a tester with T-adapter to install inline with the feed line when testing. To avoid marring the trim if you need to pry anything, work with a plastic prying tool or wrap a screwdriver tip with masking tape before prying out the trim panels, switches or electrical accessories. October 18, 2017 Followup from the Pelican Staff: That is too low.
Open glove compartment and remove all items from within. It could be a broken wire between the sender and the module. You may have one or both faulty. Because the fuel pressure regulator plays a direct role in the distribution of fuel to the engine, can potentially cause performance issues and other problems for the vehicle. If the pump is not getting power, you will need to test the relay.
The car should no longer start while cranking. February 20, 2019 Followup from the Pelican Staff: If you don't have a port, which is possible. You can manually activate the relay and see if the switch sends power without dropping voltage. Many regulators use vacuums but there are also some that have electronic regulators as well. It will fail to turn over a few times before it actually starts. Do I have a Fuel System problem or Do I have a Vacuum Leak in the Air Intake System?? It recently started working just fine in the summer months. When I turn the fuel pump will run for a second and when I try to start the car the pump doesn't do anything.
I checked the fuel filter and on ignition, fuel seems to be pumping fine to the engine, but i still replaces the filter. Continue to crank the engine several times to remove any remaining fuel pressure. The normal color of any smoke coming out of the exhaust should be white or gray, not black, so if you see the latter, there is definitely something wrong. Check fuel pressure, volume and quality. Now, after changing to a new fuel pump the car still doesn't start until the return line is blocked. When they perform that diagnostic, they thoroughly clean with carb cleaner and check results.
The Dipstick Smells of Gasoline Check the oil dipstick and see if you smell fuel on it. The picture below shows the limited access to this line. October 30, 2014 Followup from the Pelican Staff: Is there a starting problem with the vehicle? Thought that I share this with you. Knowing this, I tried desperately to siphon some gas out, but just didn't have the right tools. A sooty spark plug could just mean the engine is burning oil at that head. With the fuel rail removed from the car, we can now remove the injectors from the rail, by removing their black metal retaining clip, a small flat head or your hands will work for this.
The next step is to remove the two Philips screws that attach the wiring harness to the heat core cover. Yellow arrows point to terminal 87 fuel pump feed only than i got power in the pump connectors but still the fuel pump isnt making any noise as i turn the key to the on position i even tried to start the car on the relay jump method but still no fuel being delivered now what do i need to do change relay and pump or what do you suggest? April 12, 2018 Followup from the Pelican Staff: With 10 v at pump, what is battery voltage at the same time? I realize the fuel economy has to be 1st sign, but I have a hesitation conditions on my '92 535I 5 speed, more noticeable when cold, but also noticeable not as much when warmed up, and I am suspecting the fuel pressure regulator. The pump you will see top of exposed a connector or harness and rubber fuel line attached to being tied down by hose cl how to solve bmw electrical problems easily large image extra the pump you will see top of exposed a connector or harness and rubber fuel line attached to being tied down by hose cl post default Bmw E46 Secondary Air Ponent Replacement 325i 2001 2005 Pelican parts forums view single post e46 fuel pump failure bmw e46 fuel pump testing 325i 2001 2005 325xi troubleshooting symptoms that may mean a bad fuel pump axleaddict bmw e46 fuel pump testing 325i 2001 2005 325xi bmw e46 fuel pump testing 325i 2001 2005 325xi. Check spark, fuel injector pulse and fuel pressure, volume, quality and engine compression. There was a huge voltage drop on the fuel pump when you put the key on, hence the pump was being shunted from sending fuel to the engine.
If it is moving, the plastic line may break. Even if you only notice a little hesitation, get your pressure regulator checked out because it may just be starting to go bad. Any ideas of what to look at next. Nothing worse than an aftermarket add-on causing an issue. Or is the pressure regulator in the new filter defective? These are five of the most common signs that your fuel pressure regulator could be going bad. If you do, it could be a symptom of a bad fuel pressure regulator, which has allowed gasoline to leak into the oil system. You may have to before you can post: click the register link above to proceed.