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Bmw e90 rough idle no codes?
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Bmw e90 rough idle no codes?
So I have 2007 328i, N52 engine. Rough idle no code at times pls help0 e85 every now and then the car will idle rough like it s about to die as if my clutch is being released with no gas I have cleaned the idle control valve, the maf, new sparks, cleaned the vanos, cleaned kn air filter and ran some fuel cleaner through the system Hey guys i have an 08 335xi i just bought as a project non running/misfiring and ive since replaced all o2s, coils sparks, injectors, and my throttle… Figure 1 First, you have to remove the rear bumper plastic shield. No rough idle or CEL rest of the day. The car runs and idles fine for about 20 min then very rough idle and complete stalling sputtering starts. I have symptoms of a rough idle condition and upon checking the codes I have recent codes being 2196 & 2096. Advertisement Like the offerin. No stuttering on idle or on high speeds, just on a little bit more agressive acceleration. After 10 seconds it would go away. I'm seeking help with a strange problem my E39 520i is having. On my last oil change, I had the P1554 (VANOS) code show up prior to. Victor Reinz Valve Cover Screw Set Repairs done: Replaced spark plugs Replaced valve cover gasket Backstory: The car started to idle roughly and hesitate. My 09 328i has been doing this too. 92 posts · Joined 2005 My 2001 540i with 130K miles has a very uneven/rough idle when cold. The first critical step is to scan for any diagnostic trouble codes stored in BMW's onboard diagnostics system. I have run into that symptom on two previous. At that time I would erase the code and the code would not come back til the next. rough idle no response from the gas pedal JA: Is the rough idle intermittent or consistent?. If it's really cold it even stalls. Jul 22, 2018 · All times are GMT -5. 3 codes , p0102, p111f, p0113. I tried putting in N doesn't help. Sep 16, 2017 · What it is: Rough idle, low/no power, hesitation, stalling. Anyone is welcome! Advertisement Coins. 2011 328i X-Drive Sedan N51 AT; Black / Black. It sounded like the motor was missing terribly. It is acting wierd on idle. Anyone is welcome! 20 posts · Joined 2010 We've owned a 2007 Z4 3. Jump to Latest Follow. This leads me to believe that there is a leak between. Why holiday travel this year might be a mess. After a dose of Liqui Moly Jectron, my X5 started experiencing loss of performance and gradually worsened from a mild acceleration hesitation to worsening rough idle until the engine light came on so I punched it. Drives: 2006 330i w/Sport Package. Join Date: Aug 2013. Catch up with Matador Sports' roundup. May 14, 2023 · Saw that cylinder 2 and 4 are misfiring causing the rough idle. i then pulled off my intake and left it open to the maf and ran for a bit, ran. When cars sitting at idle this will be between 0-1 rpm intend to drop like its gonna stall then before it does it catches itself and brings it up to 1 rpm then up and down. Hey guys. BMW's N52 engine is one of its most successful, and most produced inline-6 engines. E90 N52 Hesitation At Low RPM. Some potential causes include a dirty or faulty mass airflow sensor, clogged fuel injectors, a vacuum leak, a malfunctioning idle control valve, or ignition system issues. I got the P1415 code cleared and just started the car and left it on idle. I have scanned the car and I am getting the following codes: OBD 2: P0012 - 'A' Camshaft position - Timing over retarded. When i did plugs and gasket on pass. Smoke Coming from Spark Plugs area (after 5 min idle) 3. Unfortunately after some time passed, the car became sluggish to pull away, and the idle became rough, hunting between 800 down to 400 and back almost stalling, and my MIL indicator came on. Malfunction of an oxygen (O2) sensor BEFORE the catalyzer caused BMW E90 M3 rough idle and limp mode. The electric vehicle revolution came to the streets of Munich this week in the form of a 40-ton, all-electric truck. Heres the story: The car has. Join Date: Dec 2010 iTrader: ( 1) '08 328i E90 Rough Idle, Vibrating & Shaking. Hi everyone, Recently my car has started to idle roughly and stutter for the first 1-5 minutes depending on how cold it is and how cold it is outside. Originally Posted by Jeffman. Relying simply on selling cars is no longer enough With its first all-electric car, the i3, BMW seems to be gunning for a new type of electric car customer: people who don’t like electrics. My 2009 bmw 328ix n52 e90. The issue is that the car will idle roughly with RPM's bouncing between 800-1000 before settling down to about 600. On cold start there is some rough idle or misfire Runs smooth once warned up. BMW M3 Forum > E90/E92 M3 Technical Topics > Mechanical Maintenance: Break-in / Oil & Fluids / Servicing: Help! ROUGH IDLE AND NO CODES User Name: Remember Me? Password Post Reply Thread Tools: Search this Thread 09-18-2020, 05:01 PM. BMW E90 330i (M) '05 (His) | (Hers) BMW E46 320i f/l (M) '03 Quote. iTrader: ( 1) 328i N51 unsteady idle potential fix. Hey everyone I'm having some idle and stalling problems on my 1999 bmw 528i w/ 195K miles, unfortunately my car has been idling 500 rpms, then move down to 200 rpms and back up to 5, and it's been like that for quite some time on cold starts, I just didnt think it was such a problem as before. p0491 secondary air system Bank 1. E81 / E82 / E87 / E88Model Year: 2004 - 2011 G42Model Year: 2021 + F44Model Year: 2020 + Previous Generations; F22 / F23Model. Posting Permissions. Eventually, the car started up right into limp mode, sputtering and stinking of fuel HTML code is Off All times are GMT -5. 2D29 Pressure Difference - Suction tube Plausibility. One thing that does happen that I'm hoping may give some insight to someone is that if I let it go into. It varies between 800-1200 until it settles and it can settle anywhere between 400-1000 and stay there. BMW E90 330i (M) '05 (His) | (Hers) BMW E46 320i f/l (M) '03 Quote. i have a 2006 BMW e90 320d for the last 6 years. Hi Everyone, I have just brought my first BMW so I'm very new here, five minutes of driving and I have got the BMW bug. Dec 3, 2017 · The problem is, after 15-20 min drive, car is at 86-87 "C, when I stop somewhere and let it idle for a bit, I can feel its a bit rough. The check engine light come on after city driving and then goes away after some highway driving. OBDII code was o2 pre-cat bank 2 (cyl 4,5,6), and paid $400. No matter the situation, when the check engine light comes on in your BMW, we always suggest stopping by our service center so one of our knowledgeable technicians can properly diagnose and repair your vehicle. Any DME-related codes should be investigated ASAP Engine Stalling or Dying Out. Got fault code 08 Air Mass Sensor (keep in mind, this ONLY shows when MAF is disconnected. Apr 12, 2023 · Car: 2007 320i E90 N52. Jump to Latest 52K views. suspected a coil - inspected and noted a head gasket leak and replaced the gasket, code tossed for misfire in 3, so the coil was replaced. Reasons for a car running rough can include problems with the engine temperature or oxygen sensors, bad hoses, ignition system or timing problems, clogged air or fuel filters, and. I also noticed that when unplug the fuel pump fuse and plug it back in, the car runs normal again. ecort near me 10:28 AM Rough idle, got codes Rough idle, got codes HELP! And thank you for reading! I have tried everything to get my wife's beloved 2009 BMW 328xi (E90 with 96,000 miles) to run correctly and idle correctly (and not throw CEL codes). Try spraying some brake/carb cleaner under the intake at idle. Rough Idle - No codes E90/E91/E92/E93 (2006 - 2013) E39 (1997 - 2003) com is an independent BMW enthusiast website owned and operated by VerticalScope Inc. E90/E91/E92/E93 (2006 - 2013) Rough Idle. If your idle control valve has failed and is showing these symptoms, a new idle control valve should have. this is normal situation. My e92 328i will have an occasional idle surge when coming to a stoplight. E90/E91/E92/E93 (2006 - 2013) Rough idle engine cuts out n52 p1415. I agree to Money's Terms of Use and. ran ista and got these codes. Doesn't go away when car is warm. e90 rough idle Enter 2A31 in "Lookup" and you get: BTW, if you have a 328xi E9x, it's at least a 2007 Model, and the DME is MSV80. check out the manifold adjuster Google this up. RickBMWX3 Discussion starter. jeff craddock pawn Have about 30k miles and this has been going on for a couple of months now 2006 330xi E90 158k miles Save Share M40i4me. I'm getting a 2A5A and a 2A5C code on my BMW. These codes point to problems in the DME like memory errors, processor faults, and calibration issues. I then took the old sensor from the intake side and put it in the exhaust side, again to no avail. Repairs performed: Charge pipe replaced, MAF cleaned, battery replaced, plugs changed, throttle body cleaned. Have replaced both intake and exhaust VANOS solenoids (a couple of times EACH!), replaced both camshaft position sensors, replaced valve cover, and mass airflow sensor. Posting Permissions. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. No injuries have been reported. it also has whot seems to be a single squeak after shutdown which i think is from the vacuum most likely. As recently as the 1990s, space exploration and travel were the exclusive domain of national or transnational governments As recently as the 1990s, space explo. There is an MAF (Mass Air Flow) Sensor which measures the MASS of air flowing from the Air Filter housing to the Intake manifold. 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. mdn obits Temperature in mornings is around 70F or 20 C. Rough idle from cold start. Rough idle M54 engine Hi BMW doctors, I think this is my first post here. The 2011 model has re. The market is flooded with counterfeit goods, and there is a possibility you used the wrong scanner in your vehicle. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > rough idle and hesitation feeling when in reverse Thread Tools Forum Rules. I have rough idle at start up but no codes car seems to run a bit jeeky. No lights have come on and the dealer says no codes have come up. com is generated by its userscom is not in any way affiliated with Bayerische Motoren Werke AG. Replaced spark plugs Any ideas as to what to check? I'm still experiencing a stumbling idle. 29E1 Mixture Control 2. Posts. I do get an occasional code which is hard to relate to the problem. rough idle, codes « Previous Thread Next Thread » N52 Rough Idle / Performance Issues - Page 7 Drives: 335xi coupe. I checked for codes but nothing has popped up. Hi Everyone, I have just brought my first BMW so I'm very new here, five minutes of driving and I have got the BMW bug. Indices Commodities Currencies Stocks This question is about the BMW Credit Card @quinnedward • 08/31/20 This answer was first published on 08/31/20. I also mentioned that I saw a posting in BMW forum on "rough idle misfiring with Vanos", and seem to be the same issue BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > Rough idle on cold start (yes, ANOTHER thread) BMW 3-Series (E90 E92). The time now is 02:56 PM.
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Back to the garage and after an hour I tried to start the car again. When I'm just cruising I can't feel any vibrations. The idle is kinda rough sometimes and by rough I mean it has some moments when it "shakes" as if the cylinders were out of sync or something i cleaned them and no more codes. Amazon Alexa will be the foundation of BMW's next-generation voice assistant, the companies announced at an Amazon event. Download BMW Standard Tools (includes INPA) for $0 = FREE and get BimmerGeeks K+DCAN Cable to connect USB port of laptop to OBD II Socket, and discover all the information you can get from/give to your DME: Fault Codes, Code Definitions, Freeze Frame Data, Fault Details; F5 Status = Parameters or Live Data (view INPUTS received by a Module); F6. Dec 14, 2021 · BMW N52 Rough Idle No Codes , Rough Running , Loss Of Power (Here Is The Fix) Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all i. Changed the fuel pump, starter, coil packs, spark plugs, pcv hose, and MAF sensor. Breaking the old one apart and carefully using a small chisel to ensure a smooth surface was all I did. If it has any but of suction against it you ccv valve is probably bad which is common. 2014 BMW 335d [0. Rough idle, smoothness and misfire codes E39 Rough Idle. I started to get random misfires about 2-3 weeks ago threw some Lucus fuel. Join Date: Apr 2022 iTrader: ( 0) 2008 328i Rough Idle - No codes. Then the service engine light came on, and then the idle got real bad to where the whole car shakes and it sounds like it wants to cut out. From what i noticed its happening a lot and bmw not that prompt to warn you about the codes. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds. Oil on the eccentric shaft sensor doesn't make the sensor stop working properly. The idle was rough and felt like it was going to stall and seemed to hesitate when I punched it. Hello i have been getting a rough idle after i drive the car for a short while seems to be worse if iv started the engine from cold and then get court in slow town traffic. but at cold starts it seems to be normal. wireless dog fence tractor supply iTrader: ( 0) E91 N43 Chasing Cold Start Misfire/Rough Idle. A kind of irregular stutter that i can feel in my seat and on the shifter. Apr 13, 2013 · Rough Idle with coolant loss URGENT! So the other day, I noticed a spot of some leak under my car about the diameter of a baseball. So I followed the Pelican parts "Fuel Pump Testing DIY". In this video I talk through an E90 BMW with the N46 Engine that presented running rough and had a bad hesitation under acceleration. As recently as the 1990s, space exploration and travel were the exclusive domain of national or transnational governments As recently as the 1990s, space explo. Rough idle M54 engine Hi BMW doctors, I think this is my first post here. Absolutely no engine codes but recently got service light for oil change 2005 e90 BMW 330i N52. Join Date: Sep 2016. Bimmerforums is the preferred online BMW Forum and community for BMW owners. BMW codes I'm getting are 2D06: air-mass system 29E1: mixture control 2. Are you tired of dealing with rough skin? Visit HowStuffWorks to learn about 5 skin care tips for men with rough skin. MIL: Engine light, static and/or flashing8 (N62) 108k miles. Airlines have idled dozens of wide-body jets around the world as they suspend flights to China on fears of the coronavirus outbreak. Where should I start, o wise BMW guys? All times are GMT -5 Loss of power, rough idle with 94k miles BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) > BMW 1 Series Coupe/Convertible Forums > Coupe and Convertible General Discussion rough idle and check engine light 2011 328i rough idle. The ESS can only be replaced by pulling off the valve cover. Recently purcashed a 2007 e90. Also had DPF Regen code. I still have no codes to go off of for this but the rough idle and RPM surge on gear selection change is consistently reproducible. Starts fine, runs fine plenty of power but rough idle like it is missing a cylinder and idle speed wonders. has fit workouts About 15 seconds later it's fine May 17, 2021 · Infamous Rough Idle on Cold Start N54 335i. stock price and detailed information including BYMOF news, historical charts and realtime prices. It is acting wierd on idle. Now, a "Check coolant level" code appears, confirming. Content on bimmerfest. iTrader: If the O2 is busted it will send shoddy values to the ECU causing it to rough idle. There is a way to check codes with no check engine light on? I'll look that up. Pull the plug for it and see if there is. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Rough idle after oil change. The time now is 01:55 PM. Rough Idle. It solves rpm fluctuating upon cold start-up. All times are GMT -5. Feb 13, 2018 · Rough idle on cold start E90 I am fairly new to this forum and have found it very helpful for DIY on my car. They like to crack there. is having a rough idle at startup ,codes 2a99 and 2a9f and what seems to be an excessive amount of vacuum when trying to rempve the oil cap. Then the service engine light came on, and then the idle got real bad to where the whole car shakes and it sounds like it wants to cut out. It doesn't feel like it's coming from anywhere specific, it just feels like the whole car is shaking. P1188: Manufacturer Control Fuel Air Metering (Bank 1 Sensor 1) P1189: Manufacturer Control Fuel Air Metering (Bank 2 Sensor 1) Associated effects of these codes are: 1) Loss of power 3) idle issues (normally when starting up) Now to see what is the best way to fix this problem Now, I did test drive a BMW 'demo' car that was being sold from pre-owned inventory. May 9, 2021 · If you keep getting the Code "A0B2" after clearing it and getting "Crank, NO Fire", then the first thing to check is Fuse F4 (5A) if 2007 or earlier model, and Fuse F55 (5A) if 2008 or later model. mrs poindexter only fans Car has a rough cold start idle, with no misfire codes. Nov 13, 2013 · Car surges and nearly stalls (sometimes does) when coming to stop and I know after searching everywhere that this is a common issue with all sorts of causes. 2006 325i rough idle and shaking. Hello again, I had previously posted a thread on this-but at the time wasn't able to receive any help most likely due to the fact that I didn't get any codes, which I now have. how can you know for sure which part of the vanos system is failing? Have tried. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds. It would be nice to also record fuel pressure, but not with the Torque app. All times are GMT -5. I have done this video for many many people as I have been seeing on my old rough idle video many many people commenting moaning that I didn't show my face a. Join Date: Dec 2010. i changed all 6 glow plugs and pressure converter (due to quacking in engine) and it all went away. I don't know if it was only the injectors that fixed this but doing all that and the injectors last. E81 / E82 / E87 / E88Model Year. 4 posts · Joined 2017 Bmw stalling. If I clear the codes my rough idle goes away for a good couple of weeks. Everything was perfect until I got the vehicle home left it over night then the next morning. Once it settles to 600 the idle is smooth as butter with no issues until the next cold start. BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > Regional Forums > UK > UK Technical Forum > N57 325d - Rough Idle on Startup - No Codes? Google Search Search Forums Apr 12, 2023 · Car: 2007 320i E90 N52. Misfire Cylinder 1 Garage List00] 2006 BMW 330i E90 [8. I'm going to see if that fixes the rough idle. at first i only had the top lean codes which people said air leak. It's a very odd issue when the car starts in the morning it idles ok with an occasional engine shake for a second or two.
This is just a more active section so I figured I. 2007 BMW 328i misfire / rough idle - car is shaking after if my eccentric shaft sensor is out would my 2007 bmw 328i e90 n52 have trouble starting and have rpm fluctuation bounce at idle. CCV was blown so i replaced valve cover and gasket. The vehicle is no longer experiencing rough idle or dying. Although your engine idling rough is a sure sign of a problem, the Engine Control Module might not be why you do not see trouble codes from your scanner. Its highly unlikely that wrong torque specs are causing your problem. short quince hairstyles Previously had E39 525i and E60 525i but both of them had smooth idle. The revs jump up and down and you can feel vibrations on the inside of the car like the engine is shaking. I called the local BMW dealer and made an. Currently there are NO fault codes. heztheone. N52 idle rough ~15 seconds on cold start. Now the engine stalls in maybe ten seconds on idle and giving a bit of help with the gas pedal doesn't help much. BMW 3-Series (E90 E92). woodbridge mall stores Hello everyone, my stock 2008 328i is showing a "2a82 Vanos Intake" code (when scanned using bmw specific scanner). Share • 6 yr High Pressure Fuel Pump- symptoms: Long Crank on cold start, rough idle, rpm hunting at idle, stalling, lack of power, poor fuel economy, half yellow engine light are all possible. New research looks at how alone time can spur rumination — a symptom of depression — in some people, but not others. No noise or rough idle. I have a 2007 BMW N54 335i Sedan with 115k miles on it. E90 320i crazy rough idle. regal rose All times are GMT -5 BMW N52 E90 Rough Idle Fix Cheap Cars idling rough at stops can have many causes, including damaged sparkplugs, improperly installed sparkplugs or damage to the car’s fuel injector, carburetor, vacuum hoses or ign. I had assumed this to be a characteristic as my old car (also turbocharged direct injection) did the same for the 2 1/2 years I had it. The 2011 model has re. Just warm up car, add a quart of engine flush to the oil, idle for 10-15 minutes, then drain. Feb 25, 2013 · 328i E90 N52 Rough Iddle, ShutOff and P0171 - P0174.
Jump to Latest 13K views 14. Putting this in as a placeholder; I'm not broken down, but starting the truck up after stopping for lunch, it started idling very rough. If MAF is plugged in, I get misfire codes and recently coolant thermostat jammed open. I also fill up with Shell but thought initially it might be bad gas. Idle rough, EML comes on and. 2007 E90 323i sport. Drives: BMW 320i N43 Touring. Join Date: Sep 2017. BMW Group and Mercedes-Benz AG have punted on what was meant to be a long-term collaboration to develop next-generation automated driving technology together, less than a year afte. Or check it out in the app stores. I cleaned the throttle body, changed plugs, tested coils, no solution so thought to disconnect MAF sensor cable before starting the car after car rest. Oct 19, 2009 · Idle roughly, but steady. BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain. 6) Using one of the following methods to read ECTS signal, WHAT is the engine temp read (a) after cold start, and (b) after engine. Dec 14, 2021 · BMW N52 Rough Idle No Codes , Rough Running , Loss Of Power (Here Is The Fix) Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all i. Where should I start, o wise BMW guys? All times are GMT -5 Loss of power, rough idle with 94k miles BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) > BMW 1 Series Coupe/Convertible Forums > Coupe and Convertible General Discussion rough idle and check engine light 2011 328i rough idle. 2spooky isaac Made it home and next day rough idle continued as did stalling every time I slowed to a stop- and this was low speed, stop and go city driving. Thanks! - James Rough Idle and Stalling after Dead Battery The mechanic has been BMW exclusive for 20 years and even with computer analysis says he is stumped as to what might be the issue Like R. Come join the discussion about. BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) > BMW 1 Series Coupe/Convertible Forums > Coupe and Convertible General Discussion Rough idle, finally fixed Like 1009 posts · Joined 2011 The E90 320Ds are fond of their heater plugs alright and can produce similar symptoms from a cold start up (excessive smoke, misfire and rough idle for a few seconds) but it should clear within seconds and be fine after that. Last friday the car misfired on several cylinders, stalled during initial acceleration (fault codes read for misfires and engine time out). It runs great except for the strong wobble at idle. Have about 30k miles and this has been going on for a couple of months now 2006 330xi E90 158k miles Save Share M40i4me. 551 posts · Joined 2017 No you will not have oil shooting all over if you open the oil cap with it running. Oct 19, 2009 · Idle roughly, but steady. Iv changed the maf sensor still no change but if it is idling rough an i unplug the maf it idles smooth. I got no fault codes only the check engine light which was due to the misfire i changed the disa valves, coils and plugs to name a few Bmw e90 n47 320d - Rough idle on first startup. Heres Why ?????If you guys feel my videos have been helpful Please Consider Leaving a Donation https://www. 2000 BMW 540i Sport. By this I mean, if I am at a stop light, get the green and give it some gas, it sometimes "jerks" or acts like its stuttering or however one might describe it. The fuel injectors, fuel pump and new codes were installed around 30,000 miles. Recently purcashed a 2007 e90. The vehicle now has 55,000 miles. A kind of irregular stutter that i can feel in my seat and on the shifter. Pseudocode stands for "false code. From what I seen people say it***8217;s ***8220; variable intake system servomotor 2***8221; but my additional info on code says ***8220;variable intake system positioning motor 2: control. Before I started doing maintenance on the car it started fine but did have some initial hesitation, after maybe 5-15sec of rough idle it goes to normal and there is no idle problem when driving. After a dose of Liqui Moly Jectron, my X5 started experiencing loss of performance and gradually worsened from a mild acceleration hesitation to worsening rough idle until the engine light came on so I punched it. Fault Code: 2B21 - Predriver Check Throttle Valve Actuator; Replacement Part:. I had Multiple misfires, Knock sensor Circuit Fault, Fuel trim Malfunction and. only fans cop (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > General E90 Sedan / E91 Wagon / E92 Coupe / E93 Cabrio > Rough idle on warm start. Have been checking fault codes, nothing points toward rough idle. 04-20-2013, 01:16 AM #4. 2008 328i E90 w/82K miles and no major problems so far. change air filter - problem reduced but still persist change maf - problem reduced drastically fromt stall few times a day to 2 times a week chance of stall very high when drive hard and brake sudden at traffic light or turning. i have a BMW 320i e90 i have various codes 2A63 - Valvetronic, Servomotor 2B63 - Camshaft Sensor, Exhaust. Jump to Latest Follow. The problem I have is rough idle (occasionally there is a misfire when I stop at traffic light but it is quite rare) and the revs at idle stay at about 550 which is lower than a standard of 650. That appears to have been the problem the whole time. The surge can be several hundred rpms. 00] For rough and jumping idle on these cars, check this video!! A faulty eccentric shaft sensor (Valvetronic position sensor) can cause this as shown above! __________________. Blow-by gases produce crankcase pressure. Hi, I'm having a slight issue with a rough idle in my 2008 323i. Official fix is a new valve cover at $450+. Just put in a new alternator (bearing was toast) and new ignition coils. iTrader: ( 0) E91 N43 Chasing Cold Start Misfire/Rough Idle.