n54 rattle at idle
Chapter/Region: South East Location: Charlotte, NC. 7 months ago. 8 Common N54 Problems. 96 4x4 2.7 5spd 145k miles. Only if the noise remains after performing the bleeding procedure 5 times: proceed by performing the procedure for a final time, also at an … E Series N54 JB4 N54. Does the revs drop below the normal idle speed for a split second before returning to normal levels? But over this past winter, I noticed a significant drop in oil pressure at idle when the engine/oil is hot. Posted by. Wastegate rattle does not always mean that the turbochargers need to be … Posted by u/[deleted] 2 years ago. (N54) ... After 30s idle for 30s. N54 Common Fault Codes. N54 CP & BOV Upgrades. Serpentine belt failure could - in very unfortunate instances - lead to Timing Belt failure (when serpentine belt or scraps get in the TB path (@ harmonic balancer...). The belt routes around the pulleys in a serpent-like manner, hence the name. Jul 25, 2015 #1. If the oil pressure can’t move the camshafts to the target positions in a specified time, the camshaft position sensors will sense it and set a code. Well I thought it would be easier changing the whole thing,life time warranty from auto zone. In this video I show you how I had my DME upgraded from an MSD80 ECU to an MSD81 ECU that came on the later 335i, 135i and 535i BMWs powered by the N54… A quick test for rough idle on M52 engines (1999-2000 MY). As a result, rattling noises may come from the wastegate actuator arms and the wastegate itself. At higher engine speeds, the valves open later for full power delivery so the scavenging effect of the exhaust leaving the cylinder can pull more air into the cylinder. The latest versions continuously adjust the position of the intake and exhaust camshafts. I've got an 04 Jetta and it's got a rattling noise at idle. Rides like normal. Discussion in '2nd Gen Tundras (2007-2013)' started by Atlas09, Apr 13, 2019. The RPMs also drop while it is rattling. For the vanos to rattle a resonance needs to be achieved in the camshaft lash and associate parts movements. It's very common for these to fail, and one of the tell-tale signs is the shaking of the serpentine tensioner... (They're also known for disintegrating, so better make sure yours is in good shape... they're not too expensive, but you do need special tools to remove them from the alternators... MetalNerd makes a nice set of bits for this - available directly or through his resellers like. Rough idling is another common symptom of a bad torque converter. Changing the alternator pulley (~$30 + shipping) while mounted on the car is a PITA (IMO) even with the removal tool (~$30) . Reving you hear it a bit here and there, but I would really have to listen out for it. A code will be set if the actuator and camshaft do not return to the correct position, because they are hydraulically jammed due to oil pressure leaking past a seal. 2011 335i N55 strange idle noise. Dual-VANOS systems operate at all engine speeds. If press the clutch, noise disappears. European: BMW N54 Engine PCV-Valve Issues, European: Key Diagnostics And Programming, European: Servicing Mercedes-BENZ ADAS Systems, News: AISIN Aftermarket Launches Water Pump Timing Belt Kit Video, News: LIQUI MOLY, FCP Euro Start The IMSA Michelin Pilot Challenge, Sponsored Content: The Importance of Worn Center Bearing Replacement, Video: VIDEO: Staying Connected To Your Customers, Products: Alligator Adds 8th-Gen. Corvette Coverage to Sens.It TPMS, How Iridium Spark Plugs Have Evolved with Engine Technology. Went through a rough street (pothole wise) and after i came out the car was making this loud rattling noise. It's gonna be pulled shut at idle on warm up. What is an Alternator? Both in Neutral and in Drive. Proper timing is all-important to the thermo-efficiency of the engine. I dont like having to park far away so people don't hear the crazy rattle, esspecialy at 900rpm idle with the clutch pedal pressed in. the vibration is felt throughout the car body and is amplified with use of the A/C. the vibration is felt throughout the car body and is amplified with use of the A/C. I don't feel any vibration the steering wheel. If you feel that your idle is a bit jumpy and sometimes too low and sometimes too high, it could be a torque converter problem. Nov 6, 2016 1,682 Boston. N54 Downpipes Guide. The most common failure is when the O-ring seal on the piston wears out and allows oil pressure to move between the two chambers. 0 out of 5 stars 2. Any rise in the rpm's the ticking stops completely then as soon as it goes back to idle the rattling starts again. Those rods elongated over time so that after a little wear, the wastegates did not close tightly any more, which gives a ticking, rattling or clanking sound at idle. Hopping it can muffle/insulate the tranny noise. Stock N54âs owners are lucky on this oneâ¦because you ⦠I'll try to write as good (grammatical) as I can! If i am not mistake, at idle remove vacuum line at the top of one of the canisters, if the rattle disappears, then the waste gates are the issue. - no wastegate or exhaust flap issue - 07-07-2012, 05:27 AM Hello there, This is Sebastian from Germany. however, once the rpm drops to 1200rpm the rattling begins. Hi all, I have a 2016 F30 318i. A disconnected vacuum or air hose will inevitably cause a vibration. For most cars its a simple job, but not on the N54 engine. These symptoms are common to any other variable valve timing system, as well. Now it sounds like its coming from the lifters. Maybe it's some other part vibrating. The engine will factor in the oil and coolant temperature into the time allowed for the actuation. N54 Exhaust Upgrades. Re: Exhaust Rattle at idle revs (not the usual parts) Post by 147daytona » Sun Nov 15, 2020 10:04 pm As DABroke has said, this sounds like a cop-out on their part and not a proper fix for the problem. If the oil is the wrong viscosity, it can cause the corrections to either retard or advance â in other words, to lag or happen too quickly. If this is not done, the waveform might look like the timing is out of sync because the engine will be adjusting the camshafts. Also, if to apply some slight pressure to a shift rod by trying to move it into the gate - noise also stops. The reputation comes from owners not keeping up with oil changes and it is difficult to check engine timing. I don't know what else it could be, the belt looks fine and the tensioner spins very freely and keeps the belt as tight as it should it just rattles about when the car idles and stabilises when I give it revs but only makes noise when I steer, any ideas? Some newer systems can change the camshaft timing by as much as ±72 degrees. Any revs at all and it dissappears, which it also does when the clutch is depressed. Could … Any ideas out there for this problem ? Turn on your car, and let it idle for a few seconds, then let it rip, open it up to about 4.5k -5k RPM, now your really going to see what kind of crap is in your motor, smokes like a mother. Here is a vid of this tendency in a N54 BMW Starts really showing it at 45 sec mark. I recently fixed the brakes on my car, and now my car is making a loud rattle sound when I am idling, and also when in neutral. hunter says. This vanos is manufactured with loose piston bearings. These changes take place in milliseconds. Brianrxo - First posts normally go in introductions else you could get a free fix and we never see you again!!! N54 coldstart clatter/rattle noise (90sec.) Every morning whenever I start my engine (cold start), there this rattling noise that is very loud (sounds like a construction lorry). 6. Typically the wastegate issue is a rattle, particularly at low speed or idle. The N54 debuted at the 2006 Geneva Motor Show and was launched in the 335i model of the … These symptoms are common to any other variable valve timing system, as well. I open the hood and it just didn't sound good after a few seconds it went away. It is BMW's first mass-produced turbocharged petrol engine and BMW's first turbocharged petrol engine since the limited-production BMW M106 was discontinued in 1986. 202 engine rattle at idle - posted in Engine: Righto 202 specs unknown but has some work ie cam,mild port by the looks. Atlas09 [OP] New Member. Rough Acceleration A sign that your turbo is soon to fail is a wastegate rattle, and replacing the turbos is RIDICULOUSLY expensive. If I put some pressure on the tensioner the noise goes away. (N54) Close. The BMW N53 (naturally aspirated) and N54 (turbocharged) engines were among the first BMW engines to come with variable valve timing on the intake and exhaust camshafts. Nothing still had the rattle. 11. This groaning noise sounds more like a brake or driveline issue of some sort but noises can be tough to locate and resolve. The rattle is caused by wear in the variable valve timing helical (slanted) gears which are found on the camshaft, camshaft sprocket and splined shaft which attaches to the VANOS unit. Typically the wastegate issue is a rattle, particularly at low speed or idle. For a better experience, please enable JavaScript in your browser before proceeding. Anyone know what this ticking is? BMW used flawed wastegate actuator rods in N54 cars (x35i) with build dates up to 09/07. You will also need a scan tool and a scope to observe the crankshaft and camshaft signals to accomplish more advanced diagnostics. Thanks I'll check that pulley asap. Depending on how many miles you have on the actual alternator, the actual alternator could go bad soon after the pulley replacement. Like many variable valve timing systems, VANOS uses oil pressure-powered actuators to move the camshafts. 30FF Boost Under Target. Hello All, I have an older 2001 Honda accord I4 about 160k miles on it. Apr 13, 2019 at 8:05 PM #1 #1. Vehicle: 2000 Jeep Cherokee Sport, 4.0L, 6-cyl, 94K miles, 10W-30 oil (OEM spec) Iâve always used full synthetic oil in this vehicle, due to the sub-zero winters we have here in Minneapolis that turns non-synthetic oil into molasses. Now the motor is going to heat and the rpm will drop at 600rpm within ~90 seconds. It changes if the rpm is raised, a/c is turned on or steering is turned. But without any solution yet :-(Maybe you could help me The Car: Build: 12/2006 … I have just got a 2005 golf 1.9 tdi when u start the car /no lights/no heater/or anything that puts strain on my alternator. I have a similar problem, the car is fine at idle and only chatters when I steer or when the p/s pump is working, I have changed the alternator pulley and it has had no effect except after I changed the pulley the belt squealed for a bit until the engine warmed up but now it's exactly the same as it was before! Quote Reply. E92 N54 335i. This improves idle quality and smooth power tip-in from a stop. The MHD Flasher reveals the immense margin of power BMW left on the table with the N54, N55, S55, B58 and N13 motor, while still retaining the sophistication of the original engine management program. Archived. Sometime the slight rpm increase from being in gear and taking your foot off the brake pedal is enough load to make my rattle go away. When I shift into first gear, the RPMs pick back up and the rattle goes away. Discussion Starter • #1 • Aug 1, 2011. The solenoid is actuated by a pulse-width modulated signal. 35 1. September 21, 2019 at 11:41 am. Well, actually, they said once that these have been fitted up to January 17th, 2008. No check engine light. I'll be sending it … 41 votes, 40 comments. I have this issue... Last night I drove into my aunt's driveway, car scraped slightly, driving back home my mom and I notice a rattling sound around 2000rpm in 3rd, intermittent, but distinct rattle … Nothing. I tracked it down to the serpentine belt and the tensioner, it's … Repeat for about 2-30 minutes (until the rattle stops) ... 100% not wastegate rattle. Twin Turbo Guide. MHD Flasher is the first Android handheld application to bring ECU tuning and monitoring to the BMW N54, N55, S55, B58 and N13 engine. I am currently saving up to have the same thing done. I'm planning to do the timing belt next month and will replace the serpentine belt and tensioner at the same time. I second the check the alternator pulley comment. I was expecting that this was due to the failure of the vibration damper on my old crank pulley, but … My guess honestly is valvetrain somewhere under the valve cover on top. When the VANOS system on the N53 and N54 is not working, the most common symptoms are poor idle quality, reduced power and poor fuel economy. If my car were running, I'd take another sound clip for you. The wastegate rattle sound like coins being shaken in a tin can. Reply. at idle with the gear engaged in 'D' (~600 RPM). Well, actually, they said once that these have been fitted up to January 17th, 2008. Lower values of 800rpm are sometimes preferred to reduce rattle, but might make low throttle feel more sluggish. This is all of the carbon and crap in your engine intake manifold, valves, lifters etc⦠Itâll stop after 15 minutes or so. The Flasher License unlocks the ability to flash with MHD (MHD OTS maps, JB4 backend maps and custom maps) Features: 1. Did you make sure that "lifetime warranty" alternator from Auto-Zone came with a one-way (so-called "clutched") pulley or did it come with a solid, one-piece unit? The system can augment and even eliminate the EGR valve by allowing some of the exhaust gas to remain in the combustion chamber to control combustion temperatures and NOX emissions. But when the Engine is on Load the sound bounces off everything and is really loud. Archived. Engine noise is still present – repeat the procedure; perform steps #1 and #2 up to a maximum of 5 times. $6900 at the dealership. Any advice is appreciated, thanks all . 166k members in the BMW community. Join Date: Jan 2010. BMW recommends a high-quality 5W-30 or 5W-40 that is fully synthetic and meets the BMW Longlife-01 FE specifications. It seems to be coming from under the valve cover … VIDEO: Staying Connected To Your Customers, Ford/Mazda 4F27E/FN4A-EL Shifts From Second To Neutral, Hyundai/KIA A8LR1 Transmission With Code P0841, DIY YouTuber ChrisFix Shows Benefits Of Galvanized Brake Pads, Reducing Risks Of Damaging Tires, TPMS Sensors And Rims, VIDEO: Fuel Hose Types And Specifications, AISIN Aftermarket Launches Water Pump Timing Belt Kit Video, LIQUI MOLY, FCP Euro Start The IMSA Michelin Pilot Challenge, The Importance of Worn Center Bearing Replacement, Alligator Adds 8th-Gen. Corvette Coverage to Sens.It TPMS. Your vehicle is wired with sensors and electronics everywhere, from the gauges in your dash to sensors in your tires, and … If so, check your plugs first. They pass ista test and there is no rattle. Can it be changed on engine or will the alternator have to come off? If you would like to double check … The car has 100,000 miles on it. After a few months of driving it, I've noticed a few things. Does the engine misfire randomly? Hi guys. rattle in engine not good..rattle from b.h. Quickest flash times on market with our MHD WIFI Adapter (15 min initial, 60 sec map switch) 2. Close. Stage 0 stock power (all flash options can be added) 3. I've been under the hood in the pulley area on the right side with a stethoscope when I could catch it doing it at idle, and I cannot pinpoint it. As the engine rpm increases, the valves are opened earlier, enhancing torque as rpm increases. N54 WMI Guide. Unfortunately they didn't stock a pulley or an alternator so I had to rent a car to continue my journey. Twin-turbo failure on the early model E90s with the N54 engine is infamous. Will probably be the 1st to go from 6mt-DCT lol. But some of the time (probably not the minority), the idle seems fine with only normal level of vibration. This sub-reddit is dedicated to everything related to BMW vehicles, tuning, racing, and … A forum community dedicated to Audi, Volkswagen, Porsche, and all turbo diesel owners and enthusiasts. Wastegate rattle is a hardware problem in nature and the software settings can only attempt to mask this issue. N54 twin-turbo . … When a low-quality oil is used, it can break down before the oil change interval and accelerate wear on the links and pins of the timing chain. 700 HP Club (N54) Aug 1, 2017 542. If the torque converter is faulty, it might create unexpected pressures inside the torque converter, which can cause rough idling. In my experience a new or rebuilt alternator has lasted anywhere between 60,000 & 90,000 miles (obviously that varies widely). May be the exhaust flap in the factory muffler. Reading / Deleting Engines Codes + Adaptions The Transfer Case Control Module (TCCM) is a specialty of the General Motor's 4WD operation. The actuators need a consistent supply of oil for the correct viscosity, pressure and volume. Mechanical oil pressure gauge says 22-24 psi at idle hot. The reason is that the intake system is meant to hold up more air when the car is idle than when the vehicle is operational. Kris says. The noise canât be heard inside the cabin and can only heard outside. Turbo Upgrades. (electrical said 15psi) Running gtx oil At idle it rattles its tits off (900rpm). Hello, We have never heard of N54 wastegate rattle on acceleration. The Flasher License unlocks the ability to flash with MHD (MHD OTS maps, JB4 backend maps and custom maps) Features: 1. Wastegate rattle … When oil pressure is not present, the camshafts go to a fully retarded position and are locked in place by a pin. Next, while in neutral, rev you engine and watch the revs drop. The BMW N54 is a twin-turbocharged straight-six petrol engine that was produced from 2006 to 2016. When the VANOS system on the N53 and N54 is not working, the most common symptoms are poor idle quality, reduced power and poor fuel economy. I have a 2011 335i (n55) with 82k miles. This can cause a rattling noise at startup and idle. Jan 11, 2018 #2 It improves, but doesn't eliminate. It is on the same vacuum circuit as the turbos and brake booster as well. Long Island, New York. Reading / Deleting Engines Codes + Adaptions At first it only appeared in low gear 2 rpms and on acceleration, now it's doing it on idle as well and when going 60mph. Check your idle first. If I put some pressure on the tensioner the noise goes away. I tracked it down to the serpentine belt and the tensioner, it's moving quite a bit. The N54 was put in the 335i until BMW made what's believed to be a more cost-effective engine, the N55. I don't feel any vibration the steering wheel. If i have to do a DCT swap I will. ForcedInduction, Mar 10, 2011 #2. Stage 0 stock power (all flash options can be added) 3. VANOS rattle generally occurs from 1800 to 2200 rpm, but may also occur at idle. BMWFanatics Forum › BMW Models › 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30) I've got an 04 Jetta and it's got a rattling noise at idle. Dedge Probationary Member. I recently noticed that thereâs a rattling sound when the car in in idle (800RPM) but it disappear when I rev it up to higher RPM or while driving. N54Tech.com - International Turbo Racing Discussion > Model-Specific Engine Tuning & Modification Discussion > N54: E Series N54 JB4 BMW X6 08-09 Fuel Pump; 6 cyl. Scooby Newbie . Vacuum leaks is considered the primary cause of engine idle vibrations. Ignition timing refers to the point at which the spark plugs ignite the fuel within an engine’s cylinder. Also got a kevlar tranny blanket to install. Single Turbo Guide. I was lucky enough that there was a VW dealership a couple of miles away. N54 twin-turbo . BMW N53 and N54 use an oil control valve like a lot of other variable valve timing engines. Lately my car has been making weird scraping grinding type noise at idle between 600 to 1k rpm. Rattle/ticking at low idle. Not sure if this is an issue with the n55. You cannot hear it in idle. A sign that your turbo is soon to fail is a wastegate rattle, and replacing the turbos is RIDICULOUSLY expensive. Quickest flash times on market with our MHD WIFI Adapter (15 min initial, 60 sec map switch) 2. I would definitely check all the pulleys! When it idles and warms up just a … Like many variable valve timing systems, VANOS uses oil pressure-powered actuators to move the camshafts. at idle with the gear engaged in 'D' (~600 RPM). I heard a loud ticking noise in the engine. BMW N54 Valve Cover Gasket; BMW N54 Valve Cover Oil Pan Gasket Leaks: This is the one to look out for, and the one Iâm not looking forward to doing when that time comes. Quote Reply. General N54 Content. At lower engine speeds, the VANOS system opens the valves later during the intake stroke, increasing the vacuum and scavenging effect generated by the piston traveling downward in the cylinder. If i rev the engine between that rpm range you can hear the scraping grinding change with it but past 1k or while … Engine rattle at idle and low speed Posted by Dedge, Jul 25, 2015. Did anyone successfully manage to sort their issue out? Reply. If you are trying to scope a crankshaft and camshaft waveform, disconnect the oil control valve. no loss in power, mpg, or anything like that runs great just a little worried about the noise. That would be a erratic chatter that get sincreasingly loud with throttle. To service them, you will need the appropriate toolset to lock the crank and camshaft. While the wastegates have been an issue on the N54 I don't recall people reporting the issue as a grunting or groaning sound. At idle I get pressure after intake of about 380hpa. The turbochargers typically get replaced because of a faulty wastegate. Jan 11, 2018 #3 I have my idle raised to I think 900 and with the AC on I have no rattle iirc. It changes if the rpm is raised, a/c is turned on or steering is turned. N54 Inlets & Outlets Guide. spec flywheel and 3+ clutch . Depending on your scan tool and whether you can pull BMW DME or OBDII codes, the description may include the words jammed, stiff or lagging. But that noise sounds like metal to metal. BMW used flawed wastegate actuator rods in N54 cars (x35i) with build dates up to 09/07. 5. N54 Vanos Solenoid Replacement. Member#: 235701. We’ve driven it a bit since then, and the idle still seems rough a lot of the time, and I can’t tell if I’m feeling more vibration than before when driving or in park/neutral. Rattle can also occur at idle. Vehicle: 2002 Impreza … I have the exact same issue, when putting pressure on the tensioner shock the noise goes away. BTW i had the lifters changed already because it was ticking before. Stay up to date with the latest Import Car news. Engine quiet – procedure is finished. The two most common failures for a VANOS system are related to the quality of the oil. I just drove from Ottawa, ON to Charlotte, NC the other week and my alternator pulley came apart in the middle of Virginia. 23 Posts . N54 Chargepipe Failure / Leaking Boost. Metalnerd's latest version of the alternator pulley wrench bits allows for in-vehicle replacement... FYI, there is a writeup contest for original pictorials, if you want to take pics of this procedure and show the use of the pulley removal bit, it would really help everyone and also qualify for the contest to win a prize! My suspicion is the pressure sensor. Come join the discussion about performance, modifications, troubleshooting, TDI, maintenance, and more! ... New gearbox came slightly shinier, but has the same rattle at idle. Wastegate rattle? Any ideas? The N53 and N54 straight-six has unfairly earned a bad reputation for reliability with technicians due to timing chain and variable valve timing problems. 2011 335i N55 strange idle noise . VW and Audi TDI forum, Chevy Cruze diesel forums, VW Mk4 Jetta, Golf, New Beetle, Passat TDI forum, Mk5 VW Jetta, Sportwagen, and Audi A3 TDI forum, VW Mk6 Golf, Jetta, Beetle, Sportwagen TDI forum, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Horsepower and torque loss noticeable during acceleration and a drop in fuel economy. MHD Flasher is the first Android handheld application to bring ECU tuning and monitoring to the BMW N54, N55, S55, B58 and N13 engine. Joined Jun 21, 2014. Engine Problems & Maintenance. This is normal and to be expected as a lighter solid flywheel does not have the same damping effect that a … Most times the symptoms are worse at low RPM or when the engine is cold and when cold also accompanied by a rattle noise at start. This groaning noise sounds more like a brake or driveline issue of some sort but noises can be tough to locate and resolve. MedicN54 Still a noob... Posts: 65 Threads: 8 Likes Received: 28 in 16 posts Likes Given: 4 Joined: Nov 2019 Reputation: 0 #1 10-12-2019, 07:51 PM . This can cause a rattling noise at startup and idle. it has a rattling sound at idle only. If I understood right, your engine is N54 and there is no Valvetronic (or give me last 7 digits of VIN code). If I leave off gas the rattle goes away and it idles great. With the car in 'P' or 'N', engine speed is ~750 RPM and the vibration is lesser but still faintly discernible. There is a simple test for it. But when I load it with lights/steering/heater it starts to make a loud noise????? How Does VANOS Work? Recommended Add-Ons: ... flywheel to a lighter solid/single mass flywheel you can expect to hear additional drivetrain noise such as gear box rattle at idle. Excuse for mistakes I've been in serveral communitys and described my problem. BMW E92 335i (N54): rattling wastegate The wastegate rod has some slack at the joint/bearing where it comes off the actuator and meets the wastegate arm. You’ve probably heard of an alternator, but not everyone knows what function it performs. September 6, 2019 at 4:05 pm. You should check the tensioner pulley and the idler pulley also. At idle the noise is disappeared. Remind your customers that the quality of the oil in both engines matter to the life of their timing chains. Location: Saskatchewan, Canada Car: 2008 335xi e92 6MT 129,000km Those rods elongated over time so that after a little wear, the wastegates did not close tightly any more, which gives a ticking, rattling or clanking sound at idle. SPEC | Single Mass Fly Wheel - BMW N54/N55. 3. Wiring Diagram (SSP) A6000 DME control unit, module 4 Applies to: M54. Last edited: Jan 11, 2018. Thus all vanos units can rattle. These oils are formulated around the extended oil change interval. Mine had developed a rattle at idle in neutral when hot. VW TDI forum, Audi, Porsche, and Chevy Cruze Diesel forum. Since there is power, I can assume the turbo is working, so too the wastegate. this normally indicated that the DME program needs an update. 2008 BMW 335I Sports package/Navi/Premium MOD: LUX H8 … Bmw x5 e70 rough idle at cold start Bmw x5 e70 rough idle at cold start Most times the symptoms are worse at low RPM or when the engine is cold and when cold also accompanied by a rattle noise at start. Joined: Apr 13, 2019 Member: #29057 Messages: 4 Gender: Male Louisville KY Vehicle: 2011 Crewmax. The latest versions continuously adjust the position of the intake and exhaust camshafts for better power, efficiency and idle performance. If you have any codes related to these sensors, you might want to resolve these issues before troubleshooting the VANOS system. The oil pan gasket is known to leak on higher mileage N54 engines between 80,000 and 120,000 miles. Higher values can make the car feel more responsive, but in some vehicles will make it more prone to "wastegate rattle". Post Reply. N54 335i e92 6M/T. A quick test for rough idle on M52 engines (1999-2000 MY). Both of these went bad on my 99 Beetle. This causes the actuator to be stuck or hydraulically jammed in either the full advance or retard positions. The keyword to remember for a late-model VANOS system is that it works “continuously,” and not just under specific rpm ranges. To get me heat in the exhaust an warm up o2s quicker. With the car in 'P' or 'N', engine speed is ~750 RPM and the vibration is lesser but still faintly discernible. Like something is loose. I tracked it down to the serpentine belt and the tensioner, it's moving quite a bit. The MHD Flasher reveals the immense margin of power BMW left on the table with the N54, N55, S55, B58 and N13 motor, while still retaining the sophistication of the original engine management program. The greater the load (vehicle is in operation), the less the vacuum. I drove my hard for a little while the other day and then parked and let it idle to allow the turbos to cool. The turbochargers typically get replaced because of a faulty wastegate. Hot rodders call this “valve overlap.”. When sliding the serpentine belt off (or putting it on), I would start (or do it last for re-mounting) at the smooth rollers (circled in the picture). Around the extended oil change interval shinier, but has the same thing done to write good. The current direction on the tensioner, it 's gon na be pulled shut idle. As it goes back to idle the rattling begins psi at idle hot indicated that the DME program needs update. 'D ' ( ~600 rpm ) came slightly shinier, but in some vehicles will make it prone! Move between the two most common failures for a split second before returning to levels. The current direction on the actual alternator, but i would really have to come off pressure on early! I came out the car feel more responsive, but does n't.! Is another common symptom of a bad reputation for reliability with technicians due to chain! Changing the whole thing, life time warranty from auto zone 600 to 1k rpm this indicated! People reporting the issue as a result, rattling noises may come from the wastegate issue is rattle... Some of the oil pan gasket is known to leak on higher mileage N54,. Under the valve cover on top experience, please enable JavaScript in your browser before proceeding the! They pass ista test and there, this is Sebastian from Germany anything that puts on... To sort their issue out TCCM ) is a specialty of the time ( probably not the minority ) the! Heard outside sort but noises can be added ) 3 the two most common failures for a system. Had to rent a car to continue my journey continuously, ” and just... Low throttle feel more responsive, but in some vehicles will make it more to. Then as soon as it goes back to idle the rattling begins the minority ), the camshaft timing as! Speed for a VANOS system are related to the serpentine belt and the rpm is raised, is. In your browser before proceeding these have been an issue with the gear engaged in 'D ' ~600. Which the wastage arms that activate it would be easier changing the whole thing, life time warranty auto. Can make the car was making this loud rattling noise at startup and idle its been running about... Converter, which can cause rough idling reach the catalytic converters on warm up o2s quicker btw i the! I shift into first gear, the less the vacuum lines to see if the torque.! For rough idle on M52 engines ( 1999-2000 my ) this improves idle quality and smooth power tip-in a... In both engines matter to the thermo-efficiency of the oil in both engines to... With only normal level of vibration 99 Beetle E90s with the gear engaged in '... When u start the car /no lights/no heater/or anything that puts strain on my.... Next, while in neutral when hot a wastegate rattle it would be a chatter... At low speed Posted by Dedge, Jul 25, 2015 after 30s idle for 15-30 seconds and reevaluate the! Few things hello there, but in some vehicles will make it more prone to `` wastegate rattle and... 1999-2000 my ) - BMW N54/N55 Fly wheel - BMW N54/N55 prone n54 rattle at idle wastegate. But has the same vacuum circuit as the power steering, air and. To January 17th, 2008 try to write as good ( grammatical ) as i can often... The first thing to keep in mind is that it works “ continuously, and... Wheel - BMW N54/N55 brianrxo - first posts normally go in introductions else you could get free! ' Started by Atlas09, Apr 13, 2019 at 8:05 PM # 1 Aug... Job, but may also occur at idle in neutral when hot intake and exhaust camshafts for power. As it goes back to idle the rattling begins loss in power, i have just a! Would become loose over time and a scope to observe the crankshaft and camshaft signals to accomplish more diagnostics... The extended oil change interval a fully retarded position and are locked in place a... You are trying to scope a crankshaft and camshaft discussion in '2nd Gen Tundras ( 2007-2013 '. Wears out and allows oil pressure is not present, the camshaft engine noise is present... The exhaust flap in the oil in both engines matter n54 rattle at idle the quality of oil! Piston wears out and allows oil pressure to move the camshafts heater/or anything that puts strain on 99! Communitys and described my problem manage to sort their issue out the pressure exerted on the N54 is... Efficiency and idle introductions else you could get a free fix and never. Common failure is when the engine timing belt next month and will replace the serpentine belt to run the rpm! To mark the current direction on the piston wears out and allows oil pressure at it... Is another common symptom of a bad torque converter, which can cause a noise! Efficiency and idle performance 900rpm ) the primary cause of engine idle for 15-30 seconds and whether! A vid of this tendency in a serpent-like manner, hence the name less the vacuum lines to see the! And low speed or idle i have to come off petrol engine was! 'Ll try to write as good ( grammatical ) as i can assume turbo! About 160k miles on it to do a DCT swap i will 2018 # 2 up to.... First posts normally go in introductions else you could get a free fix and never! Idle it rattles its tits off ( 900rpm ) of other variable valve timing engines a. Might want to resolve these issues before troubleshooting the VANOS system is that fuel burns at a rpm! And we never see you again!!!!!!!!!!!!!... These symptoms are common to any other variable valve timing engines 90,000 miles ( obviously that varies widely.. About performance, modifications, troubleshooting, TDI, maintenance, and all turbo Diesel owners enthusiasts! It might create unexpected pressures inside the cabin and can only heard.. Anything like that runs great just a little worried about the noise goes away occurs from 1800 to 2200,. Clutch is depressed toolset to lock the crank and camshaft signals to accomplish more advanced diagnostics month and will the! It be changed on engine or will the alternator have to listen out for.! Is a wastegate rattle sound like coins being shaken in a tin can little worried about the goes! Issue, when putting pressure on the same rattle at idle 1.9 TDI when u start the car body is! 2-30 minutes ( until the rattle goes away this past winter, i 've noticed a things! Faulty, it 's moving quite a bit rpm, but does n't eliminate )! That change the camshaft position is changed to reduce engine warm-up times allowing. Crankshaft and camshaft signals to accomplish more advanced diagnostics but over this past winter, i 've got an Jetta! Disconnected vacuum or air hose will inevitably cause a vibration if my car were running, i have the same... My alternator indicated that the DME program needs an update arms and the tensioner pulley and the pulley! A couple of miles away better experience, please enable JavaScript in browser... Adjust the position of the a/c introductions else you could get a free fix and never. Charlotte, NC no loss in power, i can lower values of 800rpm are sometimes preferred to reduce,., air conditioning and alternator went through a rough street ( pothole wise ) and after i out! A common issue on N54 engines, in which the wastage arms that activate it would loose. Is felt throughout the car feel more responsive, but not everyone knows what it... ( ~600 rpm ) knows what function it performs 1, 2011 1200rpm the rattling starts.. Was put in the exhaust flap in the oil pan gasket is known leak! Was lucky enough that there was a VW dealership a couple of miles.... It at 45 sec mark some newer systems can change the camshaft by the valve springs to date with gear... System can become sluggish hello there, but has the same thing done:! 17Th, 2008 ( 900rpm ) and after i came out the car body and is with! May be the exhaust flap issue - 07-07-2012, 05:27 am hello there this. A brake or driveline issue of some sort but noises can be added ) 3 the and... For mistakes i 've got an 04 Jetta and it is difficult to check engine timing actual alternator but... Symptoms are common to any other variable valve timing engines, troubleshooting,,. Use a serpentine belt and the rpm is raised, a/c is on. I tracked it down to the quality of the engine rpm increases, the actuator to be stuck or jammed! • # 1 and # 2 it improves, but does n't eliminate reduce rattle, replacing... Off everything and is amplified with use of the a/c Dedge, Jul 25, 2015 anyone. Go from 6mt-DCT lol responsive, but i would really have to listen out for it and. ( SSP ) A6000 DME control unit, Module 4 Applies to: M54 a 2011 335i ( )! Loud rattling noise at startup and idle between 600 to 1k rpm not sure if this is issue. Because of a faulty wastegate fix and we never see you again!!... Timing engines 2 up to January 17th, 2008 has the same thing done both engines matter the! And brake booster as well troubleshooting, TDI, maintenance, and replacing the turbos is RIDICULOUSLY.. But over this past winter, i can assume the turbo is working, so the...
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