Cabin air filter (optional) – Since you will need to remove the cabin air filter housing in order to do this repair, now is a great time to replace your filter. The E46 interiors, as a general rule, hold up well. my m3 seems to be misfiring at cold start idle. Try the idle air valve if the stick the engine will start and cut out until it warms up. Using a flat blade screwdriver, loosen the hose clamp connecting the air intake boot to the air box. Got freezing cold here and after a 10 hour pause the car shook somewhat when starting, didn't start up, lit the CEL. No similar problems before this ever. bmw 318i e46 with po366 and poo11 code checked cmp sensor+circuit seems ok the car runs lumpy white smoke cuts out and some times wont start can you help … read more Roger RepairPal will help you figure out whether it's your Vacuum Leak, Spark Plugs, Ignition Coil, or something else. We say it in most articles we write, so excuse us for being redundant. mine stumbles for about 10 seconds and its gone, always done it- strange, i drove a new X1 and not problem, surely goodness and mercy will follow us all the days of our lives. brod. You may need the help of a flat blade screwdriver to get it loose. Now it is time to loosen the engine wiring harness so the idle control valve can be removed from the manifold. The BMW 328i and 323i E46. Idle control valve (required) – Replacing your idle control valve is an important step in curing your BMW E46 rough idle issues. Make sure the new idle control valve grommet is correctly seated in the intake manifold so you have a nice tight fit with no leaks. Just remove them and blow compressed air through them. A BMW E60 rough idle repair is an easy procedure that is usually caused by a bad DISA or idle control valve on the intake manifold of the car. Then everything works itself out and the car runs great...What do people here think are the chances that this recall work is the cause of my new rough idle? Discussion. Have a '01 E46 325ti M54B25. Next move down the wiring harness and remove the 10mm bolt using a nut driver or socket and wrench. Like any other vehicle BMW’s also have problems, the only difference is, they’re something more expensive to fix. Monday 19th September 2016. Even though we have used a 2003 BMW 325ci to perform this installation, this article can be applied to any E46 3 series vehicle with the M52 or M54 six cylinder engine (with minor modification), including the 323i, 328i and 330i coupe, … BMW 325i Rough Idle? Please note that these cost estimates are approximate and can fluctuate based on brand preferences and manufacturer. BMW 3 and 4 Series 320i E90 Engine vibration, rough idle and misfire. I concur with IAS regarding the issue. Next, the bottom throttle body mounting bolt must be removed. The sunroof switch has also been … M3) from $603.19 Athena Reinforced Head Gasket for BMW M52 & M54 (1997+) from $320.15 Athena Reinforced Head Gasket for BMW S54 (M3 E46… The BMW Repair Guide recommends replacing both valves when fixing a BMW with a rough idle on startup. Dealer suggested new spark plugs and possibly new injectors. Note the position of the valve in the mount during reassembly. 2016 535i | M Sport | Cold Weather Package | Driver Assistance Package | Premium Package | Driver Assistance Plus Package | Multi-Contour Seats | Dynamic Handling Package | Harmon Kardon Audio | Carbon Black Metallic | Ivory White Nappa, 2005 530i | Jet Black | Sport Package | Heads up display | Adaptive Xenon | Navigation | Rear Sunshade, View attachment RCRIT-17V683-0566 BreathHeat.pdf, VerticalScope Inc., 111 Peter, Suite 901, Toronto, Ontario, M5V 2H1, Canada. Now engine shakes for 1st 10 to 15 seconds with RPM rising and falling. shaungriff New Member. When I unplug the MAF the car goes crazy and the A/T box goes into a safe mode. On my 2008 328i I would start my car and my car would stumble just sitting there. Feb 21, 2012 #11 Thanks Jeff, will add some pic's. You’ll also need to put your BMW into gear and remove the parking brake. Use a. Post up some pics in the Showroom, it's a pre-requisite around these parts . Or is your car shuddering? E46 330ci Rough Idle Help . So would that rules out the MAF ? BMW's fix sometimes involves replacing almost the whole sunroof. i run 91 octane fuel (the highest avail. A forum community dedicated to BMW owners and enthusiasts. The release spring is on the back side of the connector. © Copyright 2021 - BMW Repair Guide. BMW E46 M54B25 rough cold start problem INPA chart - YouTube Then after some time when the engine is warm it runs just fine. BMW Modifications | Accessories | Upgrades. Remove the air box from the engine compartment. Relevance. The intense heat of the engine compartment, compounded by the age and “wear and tear” of the vehicle, plays havoc on the hoses, boots, gaskets and valves that make up your BMW’s air intake system. HOW TO!My setup! Air filter (optional) – If you haven’t changed your air filter in a while, now is a great time to do it. Thread starter Caleb; Start date Feb 22, 2014; C. Caleb Member. 16 months. bmw e46 m3 misfire? bmw 320i e46 2002/misfiring Greetings from Finland. JavaScript is disabled. Come join the discussion about Bimmerfest events, production numbers, programming, performance, modifications, classifieds, troubleshooting, maintenance, and more! Easy repairs usually require very few tools, have short repair times and do not require jacking and supporting the vehicle. I had this problem for almost 3 months now, misfire when starting the car, RPM drops very low and fluctuates, vibrates violently like driving an tractor; … The 2.8-liter, inline 6-cylinder 328i Sedan, for example, came about in 1999 with the 323i model. Nerdboss, I just wanted to pipe up too regarding this. If getting ready to buy one, or have one and want to know what might be some of the common problems to expect in the future, this list could be useful. Reassemble the vehicle using a new idle control valve, DISA valve and rubber grommet. 6 Answers. Original Poster. Remove the DISA valve electrical connector. I bought my 2011 e92 335i last month and it was the same way. The dealer did walnut blasting to clear the carbon buildup on my intake valves and i did feel a big difference in power but engine still shakes badly and SES light comes on, but like i said after some time driving the light goes away and the car runs fine. Major tantrum. I never had rough idle on start up until after BMW preformed recall #2017-470 Engine PCV blow-by-heater. The BMW E46 is the fourth generation of the BMW 3 Series range of compact executive cars, which was produced from 1997 to 2006. Remove the vacuum line from the intake boot. As the difficulty level rises expect the repair to demand more time, use more specialized tools, and require a better understanding of mechanics to complete the job. any ideas? I recently bought a 328xi E91 (few weeks ago) with 60K and this was one of the first things I noticed upon starting the vehicle. Start up of my BMW M3 E46. Select Post; Deselect Post; Link to Post; Member. Do yourself a favor and spend the extra money and replace both parts. Favorite Answer. Find everything you need for your BMW E46's engine with forged pistons, tri-metal bearings, reinforced head gaskets, high performance spark plugs or aluminiums radiators at the best prices : Deatschwerks 550 cc/min Injectors for BMW E46 (6-Cyl., exc. 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