E46 vacuum line replacement I manage to break another hose that runs off the intake manifold, since they are soooo rotted out. . Dec 9, 2010 · #5 in the diagram - PN# 11747810831 Also vacuum lines 4,7, & 9. It Mar 19, 2014 · ^ For the vacuum hose that's supposed to be there (#11727545323), its inner diameter is 3. 2c. Our parts diagrams are also great for researching OEM part numbers - researching your part number before ordering will ensure you get the correct part for your repair. Remove 13mm bolt holding oil dip stick bracket d. Vacuum hose to pressure converter. 82 In Feb 26, 2008 · pumps caused by not replacing a failed check-valve or vacuum control valve and hose. 5x8mm, and some say it doesn’t matter as long as the ID is right, can someone give me a definitive 100% answer to the correct sizing of the hose being pointed to Sep 6, 2018 · FCPEuro is UNFORTUNATELY totally out of line. Jul 27, 2017 · Relocating it is incredibly easy and only takes 20 minutes. 5 mm, and the outer diameter is 7. Due to the barbs I don't Jun 26, 2013 · Remove brake booster vacuum line, just pull it. On the 330 manifold I received there was a different fitting for the brake booster line than there was on my 328 manifold. Is this the one that runs up the left side of the motor and around back? BMW E46 325i M54 2. Some people have replaced sensors that are only accessible with the intake manifold removed. Things are getting old and I want to replace ALL plastic hose and rubbers as a preventive maintenance. Here is the kicker on the visual inscpestion they look fine. This Genuine BMW Secondary Air Pump Vacuum Line (Mfg#11727574490) fits BMW E39 525i M54 2. I have learned about 90% of how to do this here on this forum. But that’s about it. 0L. From there, there's a vacuum line (hard plastic and rubber in sections) that runs to the back of the car and connects to the muffler flap. Part of the hose has an oval shaped (slight collapse). Lol $63 for a hose. The hoses attach to the thin metal line on top of the fuel rail. Typing /vacuum hose F3 in the best links nets these, for example: - How to locate all problematic (between 1/8" & 9/32" ID) 3. Make sure you use high quality replacement parts. I am new to working on cars and want to learn (that's why I bought this E46). Here is where the hose should connect to the exhaust valve. Apr 7, 2021 · Hello, I own a BMW e46 330i from 09/2000. Replace o-ring at its base. 8mm & (between 17/64" & 9/32" ID) 7mm ID vacuum tubing (single material), vacuum hoses (multiple material), 3. Patched it with some heat shrink for a few weeks which worked as a temporary fix since I didn't get any codes popping up. 5mm vac line) After about 50 miles of testing I removed the vacuum line from the canister to the manifold, and capped it to rule out any leaks from firewall => exhaust Mar 27, 2007 · See if you can follow the hose over to a valve that is on the exhaust manifold. Feb 3, 2022 · 2003 325i M56 Vacuum hose connection Many replace the line from sap with a silicone hose and forget that little hard pipe that runs back. Therefore, it is important to regularly check and replace vacuum lines to ensure optimal performance of your E46. 49 Symptoms: Jan 4, 2011 · Likely culprit is that I am missing most of the vacuum hose/pipe (#3/#4) from Secondary Air Pump Valve (#1) to the control valve (#5). I can’t find it on any of the parts diagrams on bmwfans. Feb 21, 2024 · Crankcase Vent Valve Breather Hose Kit Replacement for BM-W E46,E39,E60 320i,323i,325, 325i,325ci,328i,330i,330ci,330xi,525i,528i - 5 Piece Value Kit PCV Crank Case Ventilation Oil Separator Hose Aramox 11727574490 ABS Secondary Air Injection Hose Pipe Pump Vacuum Hose Vacuum Line, Fit for E46, Black Nov 7, 2023 · Besides OEM replacement, does any aftermarket manufacturer makes this line in a single part with hose clamp design as permanent solution? PS: this is not my picture Last edited by y2k_o__o ; 11-06-2023, 03:55 PM . Apr 3, 2019 · This video is about Fixing vacuum leaks and doing some maintenance on my 2002 BMW e46 330ci. - My question is the parts upstream from it. Detach or slice off hose from the dipstick to the oil separator b. There are the 3 ports on the backside, 1 hose for the evap and 1 hose for the brake booster. Oct 16, 2019 · On a e46, 2001, 330i, I removed the intake manifold to replace the plastic coolant pipes out of the engine. That's a vacuum line that runs from the egr to the back of the intake manifold. Please feel free to list anything related to vacuum leak parts while I am doing the job. With the pump/gauge hooked up with a 'T' fitting you should be able to observe the vacuum at cold start (at least 9 psi vacuum indicated, which indicates that the solenoid valve opens and the vacuum tubing is intact), hand pump to a higher vacuum (which tests Oct 9, 2014 · From my understanding, the fuel rail on the M52TU engine has two vacuum lines. However, the rubber vacuum hose accepts a smaller diameter plastic line that (i think) leads from the fuel filter. The first vacuum line is #4 which goes from #1 (Air Pump Control Valve) into #5 (Vacuum Control Valve). , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Oct 16, 2019 · On a e46, 2001, 330i, I removed the intake manifold to replace the plastic coolant pipes out of the engine. Also look at realoem. 3. Sep 11, 2022 · It is possible to replace the FPR vacuum hose without removing the intake manifold. When I removed my intake manifold to replace the hard coolant lines, I replace every vacuum hose that I can access with high quality silicon hoses. 2L and 2. My exhaust flap valve vacuum hose is rotted and disconnected. These hoses are usually made of rubber and can be found in various places throughout the engine bay. They also stopped using the vacuum line and vacuum reservoir in late model E46 330i's for the exhaust flap, they started using an electronically actuated one instead. 52mm and 9. Discover the E46 vacuum line diagram to troubleshoot issues with the vacuum system in your BMW E46. Use some silicone spray or grease for easier install. 5mm bulk silicone German made hose from Worldpac (USA wholesaler to repair shops). Feb 17, 2019 · It's a rubber hose line that commonly breaks at the engine's old agethe hose breaks off due to the heat, i had one dissentigrate right in my handmost replace with silicone hosethis hose connects to a black cannister vacuumnow that I think of itbmw did away with the cannister around 06 or 07 maybe 08 anyway when the hose is disconnected one can hear the added hiss sound however Nov 10, 2015 · Finishing up failed heater pipe replacement on my 2000 328i with M52TU28, which required removing the intake manifold 6 months ago. 77 Q2: Is this the correct part number for the small hose on the F-connector? 13 VACUUM HOSE BLACK 3,5X1,8 ? 11727545323 $14. 8mm, 3. could anyone help me out? Sep 21, 2022 · My fuel pressure regulator hose (13327561060) is about to fail on the end that goes into the f-connector on the air intake boot. Overall, it still works fine. PN 11617545382, which includes the "Sucking Jet Pump" and the 2 hoses. Clean surrounding area and base prior to pulling dipstick assembly off. I personally cut the stock lines but you could heat them up and slide them apart making this totally reversible if you so choose. With the engine fully cold, start the engine and check for vacuum at the vacuum line. Should I replace this part? Apr 27, 2015 · It's a late model thing. Here's a diagram I Aug 7, 2024 · The BMW E46 is equipped with an electrical fuel pump inside the fuel tank. G82Model Year: 2021 + Previous Generations; F82Model Year: 2014 - 2020. 3mm OD curved vacuum pipes (rigid tubes), 3. Mar 30, 2010 · But the vacuum lines, the line leading away from the control valve has broke of even though it was rubber. The issue is that I only see guides for replacing the vacuum hoses on models with the M54 engine and the mechanics guide book for E46 doesn't go into replacing all those lines. com FREE DELIVERY possible on eligible purchases Aug 31, 2020 · E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Step 1: Locate the vacuum lines. I plan to replace this hose anyway. It's a hardline with 2 rubber ends and a check valve. Refer to the E46 vacuum hose diagram for guidance, which is available in the car’s manual or online. 8L, BMW E39 530i M54 3. For the vacuum line running through the firewall into engine bay, use a golf tee to plug it up. Aug 26, 2018 · A hose with a quick disconnect goes from the body to the valve. Vacuum hose to EGR valve. Aug 12, 2024 · I have a 2002 M3 6MT with 120k miles on the clock, while doing the smoke test, i notice some smoke coming out. Sep 25, 2019 · Vacuum line directly replace your old or broken one. Good. Lines are much easier to just slice off. I don't want to replace the entire line as it would be a Dec 15, 2024 · Locate the check valve on the cylinder head, follow the large black plastic hose from the secondary air pump to the valve. Or it’s the vacuum supply line for the secondary air non return valve which comes off a port on the back of the intake towards the firewall. ecs tuning Apr 9, 2017 · So I just ordered a CCV replacement kit for my 2003 330i, and I'm planning on taking off the intake manifold to do the jobwith that being said, I wanted to replace the vacuum lines underneath and behind the manifold, what size hoses do I need? Apr 13, 2009 · the rubber part is general sized vacuum hose the size is standardized so if you ask for "vacuum hose" it will be a direct replacement. 3b. M5. The vacuum lines run from the intake m => one way valve => contal valve => SAI valve. This is a quick video on how to replace a check valve and vacuum line. 2b. The exhaust valve and actuator work perfectly when I connect a vacuum hose to the actuator and suck on it and the vacuum hose that connects the actuator towards the engine holds my tongue when I suck on it so no leaks. I cant seem to find much about vacuum lines on this forum. Sep 8, 2018 · Your 330 manifold might have had a vacuum cap on this port. It looks like the ends of that hose come with about two inches of vacuum pipe (11727545323) at each end. 8mm fuel injection o-rings May 27, 2021 · You don't want to have to remove the intake manifold again. But there are also a lot of other issues that cause problems that may not be vacuum leaks such as DISA, O2 sensors, fuel pump and filter, MAF, soft failed Camshaft Position Sensors and even a soft thermostat causing the engine to run too cold. In this video I will go over fixing the major vacuum leaks that Nov 2, 2011 · Just to help out on the E46 side, we've done a lot of research lately into figuring out exactly what vacuum tubing (one material), hoses (multiple materials), and pipes (rigid) and vacuum endcaps to replace. Regular maintenance and inspection of the vacuum hoses can help prevent potential issues and ensure the engine operates smoothly and efficiently. And you can actually see the starter. May 28, 2021 · Given these two M54 engine vacuum hoses: Q1: Is this the correct part number for the large hose on the F-connector? 03 fuel tank breather line 1 13907557924 $27. When you remove your old CCV, you will see that the vacuum hose connector is capped and the new replacement CCV is also capped. I know where the first one is, but not the second. Pictures attached. I will try to jack up the rear. Feb 6, 2014 · I am doing OFH gasket, power steering line repair, engine belt replacement, replace vacuum lines, throttle body gasket, clean ICV, replace CCV, replace intake manifold gaskets, replace VC & VCG, replace spark plugs,oil & fuel filters as well as air filters. Jul 29, 2012 · There is no reason to go and replace all the lines. Vacuum unit on radiator blind Jun 28, 2018 · The middle photo is a diagram of the CCV from Realoem where the small vacuum hose is identified as #8. Apr 23, 2023 · 18107504927 - Plastic vacuum line that runs across the length of the car (most likely doesn't need replacement) 11747797082(3. Inspect all vacuum lines carefully for cracks, splits, or loose fittings. to/2OLJy5hDISA Rebuild Kit from German Auto Solutions for 2. Get a short length of vacuum line to replace the old vac line on the end. Mar 16, 2015 · Gephynm GEPHYNM Vacuum Hose Automotive, 10 FT 1/8 Inch ID Vacuum Line, 130PSI Max Pressure Vacuum Lines Automotive, Silicone Hose Ymiko ABS Air Hose, 11mm, Black, 1pc, Compatible with E46 Boost Monkey 3. If you have a check engine light on and your engine is throwing codes, it could be a simple vacuum leak Oct 13, 2011 · - How to locate all problematic (between 1/8" & 9/32" ID) 3. Secondary air pump vacuum line with high temp silicone ends. however, the brake booster vacuum hose is perfectly positioned to prevent this. The Harbor Freight one will do, although the MityVac is nicer. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Sep 15, 2024 · Amazon. Jul 11, 2011 · 2nd Diagram hoss 3 and 4 I believe that 3 (second diagram) is a hose that carries gasoline fumes. The hose connected to the booster via a plastic connector with sharp barbs and a factory one-time-use clamp. 5 mm (2 mm wall thickness). Just finishing replacing the CCV system and the hard plastic lines under the manifold. 0L, BMW E46 323Ci M52 2. Vacuum hoses is made of high qiuality ABS material for durability and stability. EGR valve. Jan 20, 2021 · Have a 2004 330 Ci Convertible. A common issue is the deterioration of rubber connectors, especially near the turbocharger and intake manifold. May 6, 2015 · Thread revival !! The exhaust flap in the tail pipe on my 2002 330i touring is permanently open. 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 . There is NO vacuum hose. The Realoem diagrams for the M54 are notoriously inaccurate; so we also corrected them Mar 8, 2020 · E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Electropneumatic pressure converter. A forum community Feb 5, 2025 · By removing that, you can reach your hand underneath (really tight space) and try to hold the 2 line together. They found a better way of doing the SAP and stopped using the vacuum line in the last year of the E46 production. Anyone using silicone hoses should use an appropriately-lined one for #3 - but probably best to use fuel hose as was indicated in the 2011 post. Shouldn’t be hard to trace Mar 15, 2021 · Replaced vacuum line from exhaust canister to manifold (this was ripped where it connects to the canister) (3. Your Vehicle BMW E46 330Ci M54 3. Best to have a shop smoke test the intake. 5 mm silicone vacuum hose “One person's wanking is another's science. Oct 20, 2023 · Aramox 11727574490 ABS Secondary Air Injection Hose Pipe Pump Vacuum Hose Vacuum Line, Fit for E46, Black 2 offers from $1920 $ 19 20 Bapmic 11727553056 Secondary Air Injection Smog Pump Replacement for BMW 3 Series E46 323i 325i 328i 330i Also check the other vacuum lines (on my e46 they are all the same size rubber hose) for cracks as well and replace. I bought a replacement switch and went to changing out the lines. The vacuum check valve probably pulls straight out of the rubber grommet in the booster? If the hose has the OEM clamps, I usually use side cutters and just cut the clamp then remove it. Jul 24, 2023 · I have 2 choices: either pull the intake out and replace the whole jet pump assembly with hoses, or clean up the previous bad gluing job, and repair the broken jet pump - attach the 2 pieces together with crazy glue, then add a bead of RTV around the seam to seal the crack line) without removing the intake to replace the assembly. Started working on the lines @ the back of the motor and got down to the last one where it attaches to the back of the intake manifold. I didn't get any of those parts. Unlike many engines, it has a "jet pump" to provide high vacuum even with continuous open-throttle engine operation. Don't remember the name but it's the only one that looks like that and was/is sold as one piece. (You must do this quickly! It would be Nov 6, 2014 · Here is what the brake booster check valve, hard vacuum line across the engine and soft vacuum line to the sucking jet pump look like on a RHD E46 with the latest parts. 0, Z3 Common source of intake & vacuum leaks, poor idle, rough running, and air pump codes. The brake booster vacuum line is slightly more complex. And I am not having much success with my service manual. com diagrams. No oil catch pan required as long as the oil pan is not BMW e46 vacuum line diagram. You need 3 short pieces of UNIVERSAL high pressure fuel line for the fuel filter, not the 2 hoses that FCPEuro suggested. 5x1. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada To replace the vacuum hoses in your E46, follow these steps: Identify the vacuum hoses: Start by locating the vacuum hoses in your E46. Apr 30, 2023 · 2004 330Ci convertible. 5mm We Price Match - Give Us A Call or Chat! Brand: ES#: 2784487 Mar 23, 2021 · E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. Jan 6, 2013 · I've been going around my engine and taking care of vacuum leaks and I found a vacuum line cracked on both ends. Replaces BMW part #11727574490 This is BMW parts item 11617503666, described as OEM Elaplast M54 Vacuum Hose for BMW E46, E39, X3, X5, Z3, & Z4 , that you can buy at the best price with fast shipping. M4. Tons of photos of M54 engines if you search. Jan 19, 2021 · I'm doing my vcg this weekend and replacing all my vacuum lines. 5 mm vacuum line and do them all. Apr 12, 2016 · There are sections of vacuum line and vacuum caps under the manifold that you will never find with it in place. I want to replace this hose but it's been difficult to find where this has been documented before. Replace all vacuum lines and check the vacuum plugs on back of intake for cracks. Leaking or damaged connections in the vacuum system can result in poor engine performance and erratic idling. 5L Vacuum System Parts 1; 2; 3; Next Page Secondary Air Pump Vacuum Line. I always replace as I am going out. All you need is 3 Feet of 1/2" hose (heater hose or fuel line hose as to not collapse under vacuum) and 2 clamps/ zip ties. Replace hose ~$1 Replace valve ~$80 Replace pump ~$300 Buy Vacuum Valve Sucking Jet Pump Intake Hose Brake Booster Assembly Replacement for BMW E46 E39 530i 525i 330xi 330i 330Ci 325Ci 11617545382: Vacuum Tee Connectors - Amazon. E39 (1997 - 2003) E46 (1999 - 2006) E36 (1991 Jan 5, 2014 · Hi, I am planning to change my fuel filter (got it from OEMbimmerparts. My car was throwing a check engine light until I looked into it. Took the manifold off and now about to replace it. Learn how to locate and repair vacuum leaks using this detailed diagram and step-by-step instructions. I tried looking up possible connection points for it but they have other hoses on them. 5mm & 7mm ID vacuum endcaps (closed end) & 7x3mm manifold o-rings & 7. The old Vacuum lines crumbled during the removal process and I cannot trace one line back or determine the origin of one of the vacuum lines. The connection facing towards the front of the vehicle (the end you have circled) connects to the CCV, and the connection facing the rear, towards the firewall, should connect to the fuel pressure regulator. “ Feb 19, 2012 · Looking at the parts diagram, it appears the hose is sold separately. Get a meter of 3. Recommend replacing the whole line. 5 mm high temperature silicone vacuum hose. Vacuum Line, Rein - E46 323i/325i/328i/330i, E39 525i/528i/530i, E53 X5 3. E46 only: 3. They all dry as Fuc*. Clip of a guy replacing all the lines, and he has a neat little diagram drawn. My 2000 328i has no fuel pressure regulator on the front, but Oct 2, 2012 · Get part #11611727176 (hint: E39) to plug up the port on the intake manifold, previously occupied by the hose going to the vacuum reservoir. So please check my understanding here. Save Share Nov 9, 2014 · I just did a fuel filter change on my e46 and when I disconnected the vacuum line from the filter I noticed that the L shaped rubber connecting piece was really brittle. Jun 2, 2019 · Buy a vacuum pump and gauge. You don’t want something that will collapse easily. Heater hoses are a lot easier, though getting to the core clamps is still a challenge. 5mm vacuum line for exhaust flap to solenoid outlet in the trunk Step 2: Check fuel pressure If you have an M52TU or Jump to the 11:02 mark to begin watching the fuel filter replacement steps. Vacuum hose to vacuum unit on radiator blind. Remove the control vacuum line from the check-valve. I have reviewed many CCV replacement videos and posts but there is no mention of this small vacuum hose, probably because most of these have involved the newer M54 engine. If anyone can tell me where the line is meant to go that would be Aug 9, 2014 · - Brake Hose #7 between the "Sucking Jet Pump" and the booster looks old. Total cost for DIY £8. I talk too much at time These vacuum lines play a vital role in controlling various components, including the fuel delivery system, brake booster, and engine control module. 4 is a vacuum hose, and so is 8. I replaced it with some clear tubing that fit pretty snuggly. I will provide pics of my engine if necessary. Replace the brittle or broken line that attaches between the oil separator and air box. Not only will a damaged crankcase breather system cause a rough idling engine, it may also cause a variety of warning messages in your car including the SERVICE ENGINE SOON light on the dashboard and engine code faults 2882, 2883, 2986 and 2987 on your diagnostic scanner. Here’s the tip: since the line coming out of the purge valve is a hard line, you can push down towards the intake manifold from the purge valve to push the hard line into detached hose. OEM replacement for BMW part #11617547582. Replace entire PCV valve system with hoses. The water pipes are right there. Things you'll need: New o-ring Small hose clamp High temperature gasket sealant Torx bits 10mm socket Small ratchet Sheet or towel Remove the cabin filter/housing - twist locks and torx screws. The smoke will fill the manifold which will fill the vacuum lines/intake and which ever is cracked will leak smoke from it. From that valve, there will be a tiny vacuum hose. The manual that I have shows a fuel pressure vacuum powered on the front of the fuel rail (figure 1). com: Secondary Air Pump Vacuum Line, Directly Replace Your Old or Broken One, Easy Installation, Stability for E46, OE: 11727574490 E46 Air Pump Hose Dec 17, 2016 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. I did a diagnose but there were no faulty codes at all. May 22, 2018 · BEFORE you replace the booster, check for a vacuum line (E46 variant dependent) that resides just above the carpet line under the booster to the left of the gas pedal. We have seen a few of those (if equipped) leak and give rise to a false booster replacement diagnosis. Nov 6, 2021 · 3) Vacuum line replacement , they will most likely crumble upon doing the above 4)remove intercooler and clean aswell as boost pipe seals , there are 2 sensors, 1 on the back of the intake manifold and the other on the boost pipe clean those along with the maf Jul 2, 2012 · The best quote I got for this repair was from an indy in Sheffield, £360 for a new Vacuum Pump, £80 for a Valve Cover Gasket, £200 6 hours of labor - Total Indy £640. 2X2. Replace your cracked or frayed vacuum lines. So I had to replace them all. May 3, 2015 · Well in my video I go ahead and remove the intake manifold, which lets you get access to replace a lot of vacuum lines and other components, and in doing so I give you a view of exactly how to fish the CCV tube through the manifold and hook it to the oil separator so that you can SEE what you need to do clearly, should you decide not to remove Aug 24, 2019 · Vacuum hoses and plugs at the rear of the intake; Fuel pressure vent hose that connects to the F connector on the upper intake boot and under the drivers floor board where it connects to the fuel pressure regulator; CCV and hoses, especially the lower oil return line; Dipstick and dipstick guide tube; Oil fill cap BMW Parts BMW E46 General Purpose Hose Vacuum. 4. Jul 25, 2022 · With the manifold and everything out, there are two vacuum lines that plug in somewhere. The RealOEM parts diagram is INCORRECT. 52X3. While reading some forums yesterday, I realized that some people also replace the 3 rubber fuel hoses plus the 6 clamps (also the vacuum line). 5L, BMW E39 528i M52 2. realoem. Aug 4, 2011 · With so many threads about vacuum pumps leaking and knocking, thought I'd do this DIY repair for those not wanting to spend £250-£350 for a new one. Jul 29, 2012 · Easy couple hundred to have a shop replace all the lines, your looking at pulling the intake manifold to get to some of the lines. HOWEVER one you start working with them. 2. com doesn't have any blue prints of the vacuum hose assemblies except for the vacuum section, but that doset explain the fuel rail hoses; or the whole vacuum hose system. May 11, 2020 · Recently I replaced my VCG and inadvertently broke the small vacuum hose running from the SAP check valve back to the electric valve/solenoid on the intake. Replacement line We Price Match - Give Us A Jan 14, 2015 · Got one vacuum line on but can't get the one on that connects to part #5 on the diagram. 5mm & 7mm ID vacuum endcaps (closed end Over time, these lines can become worn, cracked, or disconnected, leading to a variety of issues such as rough idle, loss of power, and even engine stalls. 5mm ID Silicone Vacuum Hose Replacement for BMW Part # 117312599965 (Black) *Valve cover gasket *Oil filter housing gasket *Remove the intake manifold completely - don't screw around. I recently pulled the P0491/P0492 (secondary air injection system insufficient flow) codes. In the E46, the vacuum lines are typically Feb 14, 2024 · I noted too that there's no more vac hose from the secondary air pump valve (think that's the name---on pass side near the big secondary air pump) to change. I got the old line off. The Secondary air pump no longer has a line going to it from the manifold like on the earlier cars. be/Vz7mD2hFsNc. 3mm) - Vacuum hose that connects to solenoid in the trunk (most likely doesn't need replacement) 3. Check that hose for cracks. Edit: https://youtu. Is there a trick to separating the hose from the booster without damaging the hose? Apr 1, 2010 · Your flow directions are correct except for the vacuum hose. If functioning correctly during the SAP (secondary air pump) operation at cold start 70-90 seconds, there should be approximately 15" hg of vacuum at the air pump check valve end of the vacuum line. Here***8217;s what to do: ***8226; Check the vacuum control of the check-valve. Once at the valve, follow the vacuum hose on the valve to the source. I plan to replace the pre-cat O2 sensors, and then pull the intake to replace vacuum line Vacuum Hose, BMW - E46, E39, Z3 M54. However, I have a vacuum line under the manifold that I do NOT know where to attach it. Replacement line We Price Match - Give Us A Common Issues with Vacuum Lines in BMW E46 320D. Vacuum hose sizes please help!! I’ve been looking all over Reddit, Bimmerforums, E46fanatics, Bimmerworld, and they all say different sizes, some people say 3. E46 Forums Oct 11, 2017 · Google ***8220;bmw m54 e46 vacuum lines***8221; and click on the Images tab. For more information on why BMW part diagrams are so important, please read our article on finding the correct BMW or MINI part diagram . info. One end heads down under the intake manifold and the other end heads towards the back of the engine. 5x2mm, 3. The hose is rotted out. 5mm ID vacuum line that runs to a connection at the firewall. The pump is combined with the right side fuel level sender. Feb 21, 2009 · Hi, trying to replace a leak in my air intake, and I need to take the shield out which is between the brake cylinder and engine to get my hands even close to the hose clamps. Jan 22, 2012 · As I am searching for vacuum hose replacement on my E46, I had an E21 79 320i and it had silicone vacuum hoses from the factory one white one red and one blue to differentiate between them and their function according to a diagram under the hood. Brand: ES#: 4504787 Mfg#: 018562LA01 Jul 10, 2022 · Aramox 11727574490 ABS Secondary Air Injection Hose Pipe Pump Vacuum Hose Vacuum Line, Fit for E46, Black Boost Monkey 3. 0L only: https://amzn. So I build a list here. 3/3. On my 2003 there was this line for the fuel pressure regulator, the SAP control lines, and one for the exhaust flap. Vacuum line repair steps begin at the start of the video. It's so tight that I can't get my hands in there to even reach the nipple. Unhook wiring and vacuum lines from oil dipstick guide tube c. 5mm ID Silicone Vacuum Hose Replacement Feb 26, 2013 · We traced out all the vacuum hoses in the M54 engine. Vacuum hose to electropneumatic pressure converter. Bmw e46 320d Vacuum Hose Diagram. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada On the later M54 cars, there is not that many vacuum lines under the manifold. Jun 11, 2012 · Forums. Jul 30, 2023 · There should be a vacuum nipple on it facing towards rear. Remove 2x brake cylinder nuts, 13mm As the E46 population ages, this repair Jan 28, 2019 · but the vacuum hose connection points to the valve are correctly shown. The Turner Silicone Crankcase Hose can be used in place of both the standard and CSL intake manifolds. I got her @ ~108k miles. Item #6 below is where the vacuum hose port is on the CCV: Feb 22, 2023 · Secondary air pump vacuum line with high temp silicone ends. Same thing happened to mine and threw a code. Please help. Aug 24, 2015 · Why does JFOJ recommend not to replace the sucking jet pump hoses at the same time as the sucking jet pump in the engine bay? I replaced the hose that runs from the upper intake boot F-connector to the sucking jet pump, when I replaced the F-connector and smaller vacuum line to the fuel filter A short repair tutorial video on how to fix a vacuum pump that's leaking oil onto the exhaust and causing startup smoke and a burning smell on a E46 BMW. 335i > Silicone Vacuum Line Replacement Dec 26, 2024 · I want to refresh some of the old components and believe I should start with the vacuum system. 5L: https://amzn It’s either the other end of the small one which goes down to the fuel pressure regulator on the fuel filter. Jun 23, 2010 · If you understand the vacuum hoses in the e46 please help me. You need about 6" of vacuum hose for the fuel filter vent line under the car. E46 Fanatics Forum is not in any way affiliated with Bayerische Motoren Werks AG VerticalScope Inc. I just got around to replacing the whole hose this last weekend. The remaining vac lines / hoses to replace on our ZHPs are: Thinner vac hose ends from the F-elbow to the fuel pressure regulator By referring to the vacuum hose diagram for the E46 BMW, owners can easily locate and replace damaged hoses or identify any discrepancies in the routing. There is no such port on the new CCV to attach the small vacuum hose. Pressure converter for EGR valve. May be because th Apr 15, 2019 · Good idea to replace that whole vacuum hose if it never has been, careful of cracks in the hard plastic vacuum line. 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. 5mm We Price Match - Give Us A Call or Chat! Brand: ES#: 2784487 Mfg#: 11731259996-5 Discover the E46 vacuum line diagram to troubleshoot issues with the vacuum system in your BMW E46. Here are several key vacuum lines you should be familiar with in your BMW e46: Fuel pressure regulator vacuum line: This line connects the fuel pressure regulator to the intake manifold. I've popped the engine covers off to check the routing of the hose but I can't locate #5 and the hose routing isn't obvious because there is only 2 inches of it left (see pic). BMW Power Brake Booster Vacuum Hose - URO Parts 34336751108 This part connects the Vacuum Valve to the Brake Booster Check Valve 323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more Oct 2, 2022 · Most people replace the three separate pieces with one long section of 3. 3x1. E46 Forums With this information, you can ensure that your BMW E46 320d’s vacuum hose system is in optimal condition, allowing your engine to perform at its best. My Jan 27, 2009 · a. 5L Dec 9, 2019 · 2002 (7/02) 325i - 160k miles. I'll try to stick a 1/4" ratchet up in there for the 2 small bolt things. Dec 14, 2014 · E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. I do not know if O2 sensors have ever been replaced. To access remove the cabin air filter housing (T25? torx), and the cover below it on the firewall (Two T25? torx also), and the plastic partition on the drivers side around the Master cylinder and DME (screw rivets). 3a. Oct 12, 2011 · Cheap insurance to replace diverter valve (#1, #2, #8), vacuum hose to it (#4), large plastic 2nd air injection hose to/from 2nd air injection pump(not pictured) as they will prolong the life of your 2nd-ary air injection pump (proper working diaphragm in the diverter valve ensures closing to prevents hot acidic air/gases back into the SAP unit). This is same one you use in your families 2000 323Ci, 2000 328I and 2002 330CI. Jan 23, 2021 · Since a while I was suspecting some vacuum leaks on my BMW 320i with an M54 engine. If the hose is intact, check for vacuum to the solenoid on the engine side, when the engine is running. The hose literally crumbled in my hand. I recently went to change the fuel filter and notice the vacuum hose running up to my car was loose. I have checked the RealOEM diagrams but cannot locate this specific vacuum line. Just was wondering if it is fine to do that, am I going to have Jun 5, 2015 · DISA Rebuild Kit from German Auto Solutions for 3. Dec 30, 2020 · I will be removing intake manifold to replace the coolant pipes soon, and I need to disconnect the vacuum hose from the Suction Jet Pump off the brake booster. E46Model Year: 2000 - 2006. Smh take the old one off and bring it to an auto part store and get a heater hose, fuel line, or vacuum line for it (Depending on what they have). Jun 18, 2013 · Decided to replace all of my SAP vacuum lines yesterday. Vacuum line. Jan 31, 2019 · Cracked or damaged pipes comprising the crankcase breather system are a major cause of vacuum leaks in BMW E46 intake systems. How am I supposed to replace that line. Content on E46 Fanatics Forum is generated by its users. Test at the easy-to-reach exhaust valve end. I use 3. while I'm under the good, I'm not sure what size hose, shop life on YouTube said 5/16ths, fcp euro on the other hand has like 4 different size hoses. Thus it has an extra vacuum hose to the 'F' fitting on the intake boot. If so, you could just replace the hose. The BMW E46 320d is a popular diesel-powered vehicle known for its excellent performance and fuel efficiency. 3c. The CCV is cake once the manifold is upside down in the driveway. 2a. Required hose length is 40cm / 16inches Use BMW hose. If the air filter box, alternator air pipe and oil filter are removed, there's enough room to reach under to reach the hose (using mirror). The fuel pump delivers high-pressure fuel to the fuel injection system in the engine compartment via the fuel filter mounted underneath the vehicle, approximately below the driver's seat (left side) (M52 and M54 engine). I personally am having issues with very high STFTs after completing the swap, which I think are due to the brake booster vacuum line. , 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada Jul 7, 2016 · Yup, I have new clamps, vacuum hose, and fuel injection hose. Dec 5, 2013 · E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. It's not hard just have to move a few things out the way just to get your hands to fit Oct 14, 2014 · The engine crankcase is an integral part of the intake air path and the power brake boosters are also sources of vacuum leaks. Remove 2x brake line nuts, 11mm 3. If there is vacuum, replace the solenoid. BMW Parts E46 BMW Secondary Air Pump Vacuum Line. Oct 25, 2024 · From the vacuum canister, there's another 3. com) on my 12 year old E46 (92k miles). Ya, rubber lines go bad and dry rot but that takes alot longer than 10 years for standard lines to crack just sitting there and warrant a whole system replacement. The hard plastic part that goes to back of head and crosses over the back of the intake is usually OK, but the short vacuum line on the other end is probably falling apart also. Vacuum hose from the intake boot to the jet pump on M54. ltibppcenclgdndashlqvvbvnhnadhrfnoownrietbeewclcepuz