M54 disa delete. Mar 6, 2013 · Why are you wanting to get rid of the DISA? Is it broken? If you're a cheap ass you can take the flap out and just reinstall the DISA. to/2dwxCDV GET A DISA VALVE: http://amzn. The design has been tested to over 1. Obviously I don't want to run it as is but if I was to remove the flap, pin, and actuator for a week or two until my replacement aluminum parts come in would there be any damage to the engine or negative effects in general? For anyone suffering from poor idle conditions on M54 engine: 1. Important! Turn the DISA valve slightly as shown in the photo in order to gain the necessary clearance to slide it out of the intake manifold, and remove it from the vehicle. 2 and 2. This kit from German Auto Solutions solves the problem once and for all. More infos here:Replacing the Diaphragm (Vacuum Pot) in the Disa Valve : https://forum. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. The DISA was design to create torque for the M54 motor. Upgrade your DISA valve per this link: germanautosolutions com/buy_m54_disa_repair_kit. This ECU controls the BMW M54 inline six engine. G. M54 B30 and B25 Disa Delete for boosted aplications. 0 liter version. e46fanatics. bin 0110C6 MS42_0110C6_EWSdelete. WARNING - This kit fits OEM BMW Brand DISA units only. Number Stamped on DISA Housing: 7544805 or 7502275. I would like to test whether its the DISA valve or the wiring by using m52 DISA(2000 The stock DISA valve on the M54 series engines is very prone to failure. I kept getting different codes, P1083, p1084, P1347, P1348 This video is about repairing the DISA valve on a BMW M54 engine but can be used as a reference for other engines. 2 2. I'm having a problem with removing the DISA valve and I found some old threads with similar issues but nobody explained how they got it out. We will delete them immediately! Siemens MS42 Files The following files are made for M52TUB28 engines. The pin retaining the flap can also pop out entering the engine! I am often asked what the purpose of the DISA flap is. 0 liter M54 BMW's ONLY!The 2. Use this link to choose the 2. to/2dQdCPa GET CLEANER FOR YOUR DISA: http://amzn. Narrowed down rattle noise to the disa unit. Plus, when I removed the DISA valve (probably also known as an intake adjuster?) the top hole on the intake manifold, there's a slight film of motor oil on the valve itself and all over what I can see inside the intake manifold. The car was drivable, so I cleared and re-read the codes for 2 or 3 days. php?t=1205601DISA membrane disassembly BMW BMW M54 M52tu DISA Fix Removal repair and installing $29 Rebuild Kit From Ebay E46 E39 E53 E90 E60 / nathansdiygarage / nathansdiygarage / nathandiygarage Send stuff to my PO box for products you I have a rough idle, loss of power, codes showing lean condition. In this case, it's German Auto Solutions. Apr 8, 2015 · You could remove the DISA assembly and replace with a blockoff plate. Thanks to cc323 for the advice on removing the the cabin air filter housing and the panel on the side of the bay where the brake booster and e-box Hey Fanatics, I love it when someone steps up and does something for the E46 community. If you cannot have a computer near by during the installation, please print off the PDF version of the instructions for reference before you begin. Thread: M54 Intake Swap for M50; DISA Delete question. Need a DISA Valve or rebuild kit? I provided links for you guys below! This DISA VALVE video has been taken from my earlier Chrisfix video https://youtu. Our kit also includes a high temperature Viton 75 O-ring to make a good seal between the DISA unit and the manifold eliminating any air leaks. be/K This is a reminder to all you guys to take 10 minutes to remove and check your DISA valve on your motors. 5b of positive pressure and seals using a high-temperature- and oil-resistant vitton o-ring. Available in versions for 2. 0 liter M54 BMW's uses a separate kit. DISA VALVE REPAIR KIT: http://amzn. When the valve fails, the flap can leak engine vacuum if the seal or diaphragm fail. In this video I explain the function and purpose of the DISA flap. Please click the other tabs for help in selecting your kit and options. I've removed the two torx screws and have disconnected the electrical connections. 0 Ltr Applications. But your car will have a weird power band and won't be smooth anymore. A faulty DISA valve can cause a number of problems for your BMW E60 with a M54 6-cylinder engine, everything from a check engine light, rattling sounds from the engine to a rough idle. I was looking for your suggestions as what to do. Use this link to choose the 3. Any temporary fixes or deletes I can do until the BMW DISA Valve Repair Kit Rebuild Rattle Aluminium Fix Overhaul M54 2. There is a steel pin in the end of the DISA housing (shown #1 partially removed in the next picture) that can come loose and fall into the manifold during removal. A. DISA Valves in Naturally Aspirated Engines: DISA valves were mainly featured in naturally aspirated BMW engines, like the M54 and N52 engines, common in models from the early 2000s to the mid-2010s. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm BMW M54 3. It is a serious weak link in the BMW design, it will have a direct effect on performance, and in some instances will destroy your engine to the point of requiring a replacement motor or a re-build. Finding and Replacing the DISA Valve on an M52 Engine Begin by disconnecting the wire harness from the DISA valve. - Where to get a proper DISA valve repair kit (1) & how some jury-rig 'repair' a rattling DISA unit (1) (2) (3) & how the DISA valve operates (0) (1) (2) (3) (4) & how to test DISA operation (0) (1) (2) (3) (4) & a simple DIY to install an M54 DISA (1) & a nice DISA autopsy (1) (2) & a great DISA group buy (1) & how the disa valve o-ring fails TL;DR: is the DISA valve as much as a failure point on the M52TUB25 engine as it seems to be on the M54 engines, or should I not worry about it and leave it as is? The DISA valve is a known failure point for the E46. To replace a DISA Valve, first locate the valve in the engine: Remove the two (2) Torx screws to pull out the DISA valve unit: It will look something like this: 2003 325i with 148,000 miles The DISA valve is making a terrible rattling noise and lots of vibration can be felt on it. The valve should flap around when you shake it with a twisting of your I marked the 6 spots on the cap. I live in Canada and am wanting to delete mine. In this video we will show you how to remove and replace DISA Valve on BMW. THE BMW DISA VALVE on your E46 with the M54 engine plays an important role in creating performance and fuel economy. Take care to cover the intake with a rag to prevent tools or debris from falling in during the replacement process. bin M52TUB28: MS42_0110C6_M52TUB28_EWSdelete. Unplug the connector from the DISA valve (adjuster unit in BMW terminology) then remove the two bolts securing the DISA valve to the intake manifold. That would technically delete the DISA. It would rattle under load during mid-range acceleration and on start up. A must when boosting your M54 so you dont have the pin fall out of your factory disa and damage the engine. Repairing your DISA is a great way to restore power and make your engine run smooth. I'm pretty sure my disa valve just kicked the bucket based off of the noises coming from the engine bay. I didnt think of this until after I had finished the replacement. Yup , what I wish to do is temporarily remove just the flap and screw at the bottom ( I think its a screw) and reinstall the Disa unit back onto the car and plug it back on . So basically preventing the flap and screw from breaking of and getting sucked into the engine , until a replacement Disa unit can be found or a new one purchased . DISA BMW repair kit The DISA valve, otherwise known as the «Intake Manifold Adjuster Unit», is located on the side of the intake manifold and is a common failure on the M54 and M52TU BMW engines. Bimmerforums is the preferred online BMW Forum and community for BMW owners. Click to find the best Results for bmw m54 disa delete Models for your 3D Printer. Properly check and clean your Idle Control Valve (ICV). When looking at the cryptic item names this might help you: Siemens Keyword Translation DISA is an abbreviation for Differenzierte Sauganlage, which translates from German as “variable geometry intake manifold system. Also have P0171 and P0174 I have a new unit on order, but I need to drive this car unless it's absolutely not an option. A faulty DISA (resonance valve) valve can cause a number of problems for your BMW X3 with a M54 6-cylinder engine; everything from a check engine light, rattling sounds from the engine, to a rough idle. I am getting a SES light a code, DISA signal implausible. Edit. Thread Tools 11-19-2019, 02:56 AM #1 Skatecrete Where can I buy that block off plate for DISA delete? Too many m54's are blowing up because of this. 0 last weekend. Next, remove the intake hose, which is secured by two clamps. Here is what I posted there plus the CAD models of the new internal The M54 is given an extra 'torque peak' with the DISA, and it allows smaller camshaft profiles for smoother low RPM operation and better fuel economy, without a huge penalty in high-RPM performance. Personally, I used 58x3mm O-ring. Mar 19, 2025 · Download this STL Model for 3D printer made by davidkerny. I also go over the common failures You’ll need 1) Torx T40 bit with drive and extension 2) Flathead screwdriver 3) Flat scraper to remove old gasket (pocket knife will work) 4) Spray cleaner and rag. Every Day new 3D Models from all over the World. The easy route would be to simply destroy the cap on your good DISA valve, and use the cap from the junkyard one. About 10 days ago my car was idling very rough. I was lucky enough Would someone else with the M54 correlate my test results against theirs? Requirements: - Voltmeter & small wires as test leads - An assistant to rev the engine over 3,750 RPM - 12 volt source (I used a battery charger but one can tap off of the nearby engine positive terminal) Results: TEST WARNING - This kit fits 3. As I pull out the DISA, I get to the point where I can see the (flattened) gasket and then it won't come out further. The absolute worst of which is the pin which can come loose and find its way Hi guys. Took out the Acutron scanner and got several different codes. If you remove a Disa to find it to be broken, I suggest taking a strong vaccuum cleaner to the Disa port to ensure that no loose pieces are inside. I know this was forever ago but do you know if the kit at German Auto solutions works on a 328i with m52tu? I didn't see that specific engine referenced only the m54 but the disa valve looks very similar. Warranty – Limited 360 day warranty. Its main function is to open and close at a given RPMs which it uses the very large running under the M54 manifold to create its torque affect. In light of the (2) posts below by McLarenBMW concerning the upper pivot pin damaging the engine, I want to replace or rebuild my current OEM DISA valve in my '05 330icc ZHP with 92K. P0171, P0174 - system too lean, bank 1 and bank 2. Smaller o-rings such as 50 or 55mm can be stretched and used too. 5 liter M54 BMW's ONLY!The 3. Plan accordingly based on your experience level. ” It is used in BMW engines of the M43, M54, N42, N46, N52, and N53 series and is one of the components of the air supply syst WARNING - This kit fits 2. But what's its purpose in the intake system? For those of you that have viewed my M52-M54 engine build and swap forum you know I posted there that I was working on internal replacement parts for a cost effective and long term fix for the DISA self destruct syndrome. This is particularly useful to get rid of vacuum leaks and other potential problems associated with DISA valves. The failure is caused by the type of materials used in the manufacture of two of the three key DISA valve components. Thinking it may be DISA. It does not fit any aftermarket DISA brands. Gary has artfully put together a kit to help those of us with failing DISA valves. B22, B25, and m52tu versions have different sizes of intake components. 0110AD MS42_0110AD_EWSdelete. SLOWLY pull the DISA from the manifold. Also check with a light and a mirror. 5 liter version. Design also available in 3MF and STEP. Step 4: Remove the cap on the Vacuum Pot. Again, use care to prevent stripping the heads of these bolts. It has a very strong oil odor too. The result would be that you are permanently using the runners that correspond with higher-rpm operations and would lose the resonance at low rpms that boost torque. php 2. 5 and 2. What does a DISA valve do? What are the symptoms of a failing DISA valve? Read our full guide to prevent total DISA valve failure. The original plastic Disa valve components wear and often snap causing the symptoms noted above. What are the symptoms of a failed DISA? What does BMW call the part? (I cannot find it in the Bentley by name of DISA or air adjuster) Easy to clean or better to replace BMWE46 E39 E53 DISA Removal And Check M52tu M54 M56, / nathansdiygarage / nathansdiygarage / nathandiygarage To see my other Channel "Nathan's MRE Click Below / @nathansmre2025 To see my other Start by removing the old DISA unit from the intake manifold by removing the two T40 Torx screws and one electrical connector securing the DISA. bin M52TUB28: MS42_0110AD_M52TUB28_EWSdelete. So you need a B30 disa only. This is where a second DISA valve comes into play. 5. 2 liter M54 BMW's uses a separate kit. 5 or 3mm thick o-ring, as well as 2mm thick O-ring. Please click the other tabs for more information and help in selecting . Have done all the usual things. After flashing the EWS deleted binary, you can overwrite it with you partial tune section. Apart from the replaceable o-rings on the m52s, are there any difference between the DISA units from m52 and m54s? Specifically, m52b25 and m54b25. With the exception of cleaning your old DISA housing and removing the molded in housing seal, the entire procedure can be completed in about 15 minutes. Needing to simplify your M54 intake system? This plug will allow you to completely remove the DISA system from the manifold. The failure is caused by the type of materials used in the manufacture of two of the three key valve components. bin Been wanting to delete the disa valve on my boosted E39, I found this disa delete plug on cults3D for free! I had mine printed in carbon fiber nylon, just have to get an o-ring and it'll be good to I'm confused how to properly test the DISA valve on the E39. to/2e73LTX How to remove and Replacing the DISA Valve in your M54 powered BMW is an easy project that an experienced technician will be able to complete in an hour or two. The Only way that can happen is when removing a broken Disa, the pin drops out inside the manifold and you don't make sure to get it out. Today, after seeing ForcedFirebird's pictures of the inside of a bent exhaust and pitted intake valves in the #3 cylinder due to the DISA (DIfferenzierte SAuganlage - "Differential Air Intake") flap failing and then moments later Anybody know how to remove the intake manifold on a M54? Here's a pic of mine below. Unplugging the The Siemens MS43 engine control unit (ECU) uses an Infineon C167CR_SR CPU clocked at 24MHz in combination with a 4 megabit AMD AM29F400BB flash memory. to/2dQe3ZI THAT T40 Bit: http://amzn. My original valve went kaput well before my car hit 100k. A new one from FCPeuro is $375; the Rein unit is $154; they Some people recommended checking the DISA. WARNING -This kit fits OEM BMW Brand DISA units only. Jun 4, 2019 · I removed and rebuilt the DISA valve on the 2006 X3 3. Please verify that our kit fits your BMW by clicking the "Applications" tab. 10000+ "bmw m54 disa delete" printable 3D Models. There is a dummy connector to fix the cable in place and The whole intake system on m54b30 is specific: disa, maf, etc. Most M54 DISA equipped cars such as the e46, Z3 or Z4, removal is fairly straightforward with minimal disassembly required. com/showthread. BMW M54 DISA Repair Kit Technical Page The Problem: The DISA valve, otherwise known as the “Intake Manifold Adjuster Unit”, is located on the side of the intake manifold and is a common failure on the M54 BMW engines. I started to remove it, but it doesn't want to come out. A printed part to block off DISA valve. 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