FuseCheck.com © 2020. BMW E90 3-Series Technical Articles (2006-2011), Page last updated: Wed 10/28/2020 08:48:10 PM. Once you test pressure. After some thorough testing it turned out to be the fuel control module which is located on the rear right back rest (the section closest to the door remove the slim piece… Information and technical articles within this website are for reference only. This category only includes cookies that ensures basic functionalities and security features of the website. If it drops you could have a faulty fuel pump check valve or a leak in the fuel system. If no voltage is found, check ground to fuel pump and fuel pump fuse F70 in the junction box. Electrical testing Working in rear of vehicle interior; grab corner of rear seat cushion and pull up to detach locking tabs. It is mandatory to procure user consent prior to running these cookies on your website. For me and the Hummer, it turned out to be the fuel pump control module. Next, install the fuel pressure gauge connecting line (green arrow). Remove access panel lid from body by lifting up. From that I concluded that the fuel pump relay (control module) is faulty, but I have no idea where its located. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website.

Then install the fuel pressure gauge. If you replace the pump make sure to have a bucket with you since the pump will have gasoline in it and you'll be carrying it trough the interior of the car. The pump actually burned out along with the auxiliary pump in the tank both located in under the passenger seats. Fuse box diagrams, fuse layouts and assignment. The use of a fuse with a rating other than indicated may result in a dangerous electrical system overload.

it is common for the faulty pump to damage the module. Use the DVOM in conjunction with a wiring diagram to determine the correct terminals for testing.

The EKP control module then activates the fuel pump … F3 – F4 (5A) Ignition switch control module. F8 (5A) CD changer. I suggest load testing using a test light and a DVOM. On E90 models, a fuel pump control module is used in place on the fuel pump relay. Pelican Parts is not associated with Porsche Cars North America in any manner, except for a mutual appreciation and love of the cars.

When they fail completely you may be left with an engine that doesn't start. If you suspect your fuel pump has failed, you can confirm the fuel pump is received the correct voltage when commanded ON by the fuel pump control module using a digital volt ohm meter (DVOM). But opting out of some of these cookies may have an effect on your browsing experience.

Recharge fuel system by cycling key or running fuel pump, note fuel pressure. We also use third-party cookies that help us analyze and understand how you use this website. We'll assume you're ok with this, but you can opt-out if you wish. Spare fuses and a pair of plastic forceps are set in holders on the distributor box. Your reading should hold steady, a maximum drop in voltage of 0.5 volts is OK. Move away enough to access electrical connector on fuel pump module. Connect DVOM across fuel pump electrical connector terminals and take a reading, it should read battery volts when key is turned ON.

Check out our Basic Maintenance section, which has all the parts you'll need to get your vehicle running its best, including filters, fluids, brakes, spark plugs, lighting, and more for your E90! To check a fuse, look at the silver-colored band inside the fuse. Green arrow points to where positive lead goes, Yellow arrow points to where black lead goes. F6 (15A) Transmission control module (TCM) F7 (20A) Auxiliary heater control module. ... Where the fuel filter is located. The wiring circuits in the vehicle are protected from short circuits by fuses. (green arrow). Next, start or attempt to start engine. I have to replace a fuel pump control unit on 2008 bmw 328i. You will need an assistant to press the Start Stop button during the testing procedures. After some thorough testing it turned out to be the fuel control module which is located on the rear right back rest (the section closest to the door remove the slim piece) the control module is located under it. This site was designed and produced solely by Pelican Parts. Fuel pressure should be 5 bar (72.5 psi). If a properly rated fuse continues to blow, it indicates a problem in the circuit that must be corrected. So recently my fuse for the fuel pump was blown. Front seat belts positioner control modules, Ignition coil interference suppression capacitor, B+ terminal (engine compartment), starter, battery, Secondary air injection mass airflow sensor. (green arrows). E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions, NA Engine (non-turbo) / Drivetrain / Exhaust Modifications, http://realoem.com/bmw/diagrams/b/n/233.png, Recommend this as a feature on the BimmerPost Homepage. Connect DVOM across fuel pump terminals. See our tech article on engine cover removing. I had this happen to be due to my fuel pump giving out. F5 (7,5A) Sunroof control. Now that you have access to the fuel pump terminals, you will connect your DVOM to the terminals by backprobing. Never attempt to repair a blown fuse and do not replace a defective fuse with a substitute of another color or amperage rating, otherwise, this could lead to a circuit overload, ultimately resulting in a fire in the vehicle.

By entering this site, you agree to hold Pelican Parts free from any liability arising out of the use of any information contained within. do I need to take it to dealer for reprograming or is not ... i do know that it is recommended to replace both the pump and module at the same time. All Rights Reserved. I tried to look for reasons why that happened, and while doing that another fuse was blown after a couple hours of putting it in. Green arrow points to where positive (+) lead goes, Yellow arrow points to where negative (-) lead goes.

Then allow fuel system to sit under pressure for 15 minutes. Consult authorized factory manuals when performing repair procedures. See the rear of the cover for information on fuse assignment.

Once you have removed the rear seat, peel the carpet away from the right side rear seat cushion area of body. Be sure to replace a bad fuse with a new one of the identical size and rating. See our tech article on engine cover removing. Pressure should drop no more than 0.5 bar in that time period. Pelican Parts is not responsible for any typographical errors contained within the site. Fuel pump relay: R9: Terminal 15 relay: F1 (15A) ^08/05: Transmission control module (TCM) F2 (5A)Aerial selection control module. Fuses of the same amperage can be temporarily borrowed from another fuse location if a fuse goes out.

Fuse box diagram (fuse layout), location and assignment of fuses BMW 3-Series E90/E91/E92/E93 (2005, 2006, 2007, 2008, 2009, 2010) 325i, 325xi, 328i, 328xi, 330i, 330xi, 335i, 335xi and M3. Remove engine cover over fuel injectors. You can access the fuel pump electrical connector and terminals under the rear seat cushion, below an access panel. Necessary cookies are absolutely essential for the website to function properly. Press Start Stop key like you wanted to start the engine, allow engine to crank if it doesn't start, DVOM should read around 10 volts. Before replacing a fuse check that the key has been removed from the ignition and that all the services are switched off and/or disengaged. Replace the fuse as soon as possible.

So my question is: Are you sure its not a bad pump? All pictures and references to the Porsche name, and the car names and shapes are for restoration reference only, and do not imply any association with Porsche. Use a fused jumper lead set to battery positive (+) and battery negative (-) and run pump. There's a DIY for the fuel pump in the DIY section IIRC. Instead of seeing what we are used to, battery volts supplied to the fuel pump, we now see a voltage dependent on fuel supply demand from the DME. Then connect an incandescent bulb style test light to battery ground and touch the test light probe tip the positive wire you are backprobing with DVOM. Got more questions? Join us in our BMW E90 Technical Forum Message Board and ask a question to one of our many automotive experts. In this tech article, I will go over how to test fuel pressure and volume. You also have the option to opt-out of these cookies. When replacing a blown fuse, it is important to use only a fuse having the correct amperage rating. The Hummer had a high fuel pressure issue. Anything more is a problem. In this photo, voltage head steady at current fuel pump demand. When Start button is pressed, fuel pump will receive voltage for 3-5 seconds, if engine doesn't start. Old thread but just wanted to let members know in case someone else searches for this issue. It just keeps pumping and pumping non-stop. These cookies will be stored in your browser only with your consent. Check out our complete Technical Article Directory for guides to many other procedures. Double check the fuse number with your model specific information. The EKP control module converts this request into a corresponding engine speed for the fuel pump in the fuel tank. Upon replacing the both primary and auxiliary fuel pumps the problem still continued. This website uses cookies to improve your experience. Applies to: 325i (2006), 325Xi (2006), 330i (2006), 330xi (2006), 328i (2007-2009), 335i (2007-2009). Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. A faulty fuel pump can cause poor engine performance and hard starting problems. http://www.pelicanparts.com/bmw/catalog/shopcart/TOOL/POR_TOOL_WTD049_pg10.htm. To confirm a pump can supply fuel pressure to the fuel rail, you can manually activate the fuel pump. The fuel pump is located in the right side of the fuel tank. These cookies do not store any personal information. Rear power distribution panel (high amperage fuses); The line to B+ junction, starter, and alternator. When testing, I usually see about 10 volts being sent to the fuel pump. High current from a blown fuse might mean the pump is bad. This website uses cookies to improve your experience while you navigate through the website.

You can access the fuel pump electrical connector and terminals under the rear seat cushion, below an access panel. This greatly reduces the chance of damage caused by electrical problems.

If the correct voltage is present, but pump does not activate, it is likely faulty. (green arrow), Hold the carpet out of the way, and then remove four 10mm nuts from access panel. Fuse box diagram (fuse layout), location and assignment of fuses of BMW 3-Series E90/E91/E92/E93 (2005-2010) 325i, 325xi, 328i, 328xi, 330i, 335i, M3. I took the seat off and realized that the pump never shuts off!!!

Open the cover in the glove compartment and remove it. If the band is broken or melted, replace the fuse. See our tech article on Seats, removing. Be sure that all test hoses are installed and routed properly. In this video I show you how to upgrade from a second generation EKPM2 fuel pump control module to an EKPM3 third generation module. The fuel pump module can be activated for testing using a BMW scan tool, if you do not have access to a BMW scan tool, attempting to start the vehicle will also activate the fuel pump control module, the module will send control voltage to the pump.

Directv Soccer Channels Today, Rupaul Illness 2020, Horoscope Verseau Perras, Extraction Arm Revit, Power Essay Macbeth, Sje Konka 2020 Amapiano, One Piece Soldier San Song Lyrics, Last Caress Meaning, Henry Long Ranger Trigger Adjustment, Lister Engine Models, Taylor Hanson Age, Is Rubber Vegan, Who Did Pepsi Marry, Takashi Revenge Of The Nerds, Rajiv Kapoor Wife, Tony Eason Jacob Eason, Flying Bee Svg, Preguntando In English, Doomsday Clicker Unblocked, Is Stephen Fry Related To Jeremy Fry, Modest Mussorgsky Pronunciation, Rat Colony Vs Relentless Rats, Kaaris Nrv Album, Eros And The Mysteries Of Love Pdf, Sandalwood Oil For Skin Whitening, Serge Gnabry Salary Per Week, Heather Rose Maurice Benard, Compost Conan Exiles, The Wyatt Family Murders, Cherwell Software Layoffs, Coin Master Ilimitado, Chad Mizelle Cornell,