Mercedes vibration at idle then stops Mar 10, 2018 · I recently purchased a W124 and have been enjoying it the week or so its been running well. I've recently encountered a problem where the Benz is shaking at idle. Getting Started Is If your brakes appear to be in good condition, then you’ll want to move on to the suspension components. When I get up to speed I don't notice the vibration anymore, and it doesn't vibrate as bad during idling after it has been running a bit. If I pull the plug from Injector 3, would this stop the smoke and maybe prove its that injector. Vibrating hard when at stop in D n R. May 27, 2010 · If when coming to a braking stop, and the engine almost "choked off", felling like it will drop below idle and die - then most likely MAF. Fuel pump with its complete filter 2. It is the transmission that is throwing off the engine and causing the vibration. For example, the car has a slight vibration at idle and I can't figure out where it's from. When coming to a stop it’s shaking, 2006 Mercedes bens clk 350, 104,000 miles, no. At a complete stop the car was shaking pretty hard, so I put the transmission into park, and it was shaking a lot less. I used to have: Surging automotiverider. Ugh. I have just purchased a 2005 Vito 109 with 70,000 miles on the clock. Also it only does this at idle and usually stops after a while. However, one common issue reported by owners is Engine Vibration Idle, a condition where the engine vibrates noticeably while idling, often accompanied by Jan 7, 2025 · It’s getting to the point now when I come to a stop at a stoplight the vibration is constant the entire time I’m stopped and then when I pull away, there’s normally a weird jolt in the vibration goes away. New wires, Beru - helped some. Most noticeable from around 60 kph to 80 kph. Sent from Jul 1, 2015 · To make sure it is bad mounts that are causing the vibration, you can do the following: Have a second person press the brake and then put the car in drive. Tracking down May 4, 2021 · -Replaced rebooted original CV Axle with new GKN Axle --> Vibration almost seems worse now. com Apr 26, 2019 · If you notice an engine shudder or vibration especially when idling, then this could be a motor mount issue. If I shift the gear selector to N it ceases. Engine is shaky for lot more than few second at idle with gear on at red light or stop sign , feel like engine will quit but never had and then back to normal , My engine was like that for many weeks but never happen right after I change it CPS . It starts first twist of the key hot or cold and after the air pump stops the idle becomes rough and finally stalls. In D or R is like someone knock with a hammer in the body. Mercedes consultant recommended I do a trany flush, and an engine flush since the car had 68k miles. It idles at about 600 rpm but the vibration is driving me MAD!!! Mercedes Rough Idle & Shaking. No help. Additional Rough Idle Causes. Oct 14, 2021 · Considering my car does the following: a) The vibration is minimal when I come to a gradual stop but ramps up while stopped, b) The vibration is immediate and strong after aggressive stops, decreasing but not disappearing after stopped, and c) When it is vibrating, releasing the brakes momentarily resolves the issue, but it builds back up the May 23, 2020 · Hi there, for a few weeks now my car has been stumbling during the first 30 seconds after starting it, it sounds like it is misfiring with a loud sound in the exhaust like a backfire when rpm is higher during warm up. Jul 11, 2009 · The reason that I had them changed was due to the same idle issue in gear. There's no vibration when driving or accelerating. I called Mercedes and the rep said, again, because it's a manual in automatic I would feel the vibration. There are absolutely no vibrations when the car is in neutral, reverse, etc. The vibration stops when I shift to Neutral. have misfire on cylinder #8 detected as Aug 27, 2022 · The idle is about 750 Rpm in Neutral, dropping to 700 or so in gear. I can't feel this noise on idle, engine sounds good with open hood. Jump to Latest Current Cars: 2008 Mercedes Benz S550, 1970 Fiat 500L, 2023 Tesla Model 3 Rough vibration when in D or R at a stop, not in P When in Idle, slight vibration can be felt through the steering wheel. Shake and then smooth out over and over again. I only use the a/c around town now in case I burn up the belt but I'm thinking new compressor and accumulator shortly, and hope to catch it before it locks up . May 6, 2014 · More recently however, the car has now developed the same vibration in a forward gear also. Apr 11, 2007 · My idle fluctuate on the RPM gauge as well (@50-100rpm). Feb 4, 2011 · The idle revs are about 650. the car vibrated when at idle and on reverse gear. May 14, 2015 · If after replacing the belt tensioner the vibration remains in this area, other accessories like the water pump or even the crankshaft pulley may have to be replaced. 2011 glk350. Odo=75,000Km. Oct 14, 2010 · :crybaby2:Hi Guys, I have recently had service B on my c55 amg 2006. cost around $35. The vibration appears to be coming from the rear nearside wheel / FWD Automatic cars with higher mileage, my first thought is motor/transmission mounts. it helped when i changed them but it shill shakes but now only at ~700 rpm once its over 1000 its gone and when down to 500 i cant feel it. View More. It is more prominent when the car is standing at idle in traffic or when coming to a stop. Does a previously used injector need coded. Also,when idle if there’s a vibration while A/C is running it becomes less noticeable after turning air off. I drove it about 100 miles after buying it and it thought it drove Jul 24, 2010 · furthermore, check for codes via OBD scanner (not a generic OBD2, but a Mercedes compatible one) and see if there is a misfire in particular piston, if there is, swap its coil with another one, clear the code, drive the car for a little bit, then scan again, and see if the misfire code changes place. the same amount in. About 3 months ago I had the motor mounts replaced and this helped reduce it but now it is worsening. Nov 18, 2014 · The DMF was suspect (juddering and some vibration when picking up speed) and was replaced with the clutch, it made a difference in terms of how it drives, there's no judder on acceleration any more but the noise wasn't the flywheel or clutch springs as mentioned elsewhere. Once you get on the throttle, above 1K, the vibration in the steering wheel goes away *have to drive more to confirm, this was a quick observation on Sunday*. After installation, I still experience some vibration at idle. All car is shaking and the hood it shaking , too. I changed all 3 mounts didnt really help. Sep 4, 2007 · Both issues were resolved (wires replaced as needed and new o2 sensor). 0 because the vibration is minor, only occurs at stop lights, and is pretty minor IMO. Recently I brought it to the dealership, they found engine mounts collapsed and replaced them. Sep 24, 2022 · Balancing shafts were probably included in the 1. The vibration is felt throughout the body and interior as soon as a gear is selected when standing, so definitely not wheel or tyre related. Bought my 2000 S500 new, now has 69,000 miles, dealer serviced regularlylast several years have not driven it much, maybe 2,000 miles/year. Hopefully. The vibration was random, sometimes worse than other times, but present most of the time in the condition above. The accelerating problem vibration started after I had my tires rotated. 2012 mercedes Benz E350 4matic wheel specs torque. A damaged idle air control valve can result in performance issues and cause the vehicle to exhibit symptoms like excessive vibration at idle. As the topic said, the car is vibrating noticably at idle, in D and while accelerating in low gears. As an Amazon Affiliate, I earn from qualifying purchases *Shop Amazon for Car Parts & Accessories -* https://amzn. Jan 26, 2013 · Hello, I have a 2008 S550 4Matic (221. Any Jan 7, 2010 · Hello all Just had a concern about a recent vibration that just started. Improperly adjusted injection pump timing can also contribute to vibration at idle. I am experiencing a really bad vibration particularly when accelerating up hills, when i go over bumps and when i go around left hand corners. It occurs more frequently now. The gearbox is shifting very smooth. See full list on momentummotorworks. Mounts are the links between the motor and vehicle — they keep the motor safely attached while dampening vibrations produced by your motor. Feb 14, 2018 · Yes Sir it is CPS . Mar 31, 2010 · ok so a few weeks ago my car was shaking a bit when idling or at a stop light, i figured motor mounts where out bc its bee ten years and 110k miles. Let me know if you find out anything. Sometimes I turn the steering wheel and the vibration stops. It is less than 3K miles. Aug 9, 2018 · I'm experiencing a little vibration through the interior of the car, the steering wheel and the seat when the car is in 'D' drive mode with my feet on the brake but no vibration when the engine is on and in 'P' park mode. They are likely contributing 70% of overall vibration when stopped in D or R. When changing the gears Oct 12, 2009 · Peavysonic, I'm hoping it's one of the pulleys (the less expensive ones) and not the tranny. I noticed thathe RPM drops to around 500 vs around 600 in N. If you are only feeling a vibration through the car when stopped and the engine is in gear, then yes you have an engine mount issue as others have said. #1. I just changed Jun 25, 2011 · However, my car does not completely stall. I have the check engine light on and I get vibration from the engine. This video will teach you about 3 common causes of a rough idle. Once I get past 40 it stops. so do you think the water pump Oct 11, 2015 · Hello! I have a 2006 CLK 350 that I love, keyless go, xenon, nav, designo paint, etc. It gets smooth once rpm drops after warm up. It does not occur at a stop, as in you can turn the steering wheel Why My Car Shaking When Idle. I have a 2004 Mercedes E270CDI Avantgade Tiptronic and when driving the car begins to shudder and vibrate when cruising between 35-40mph and after the car changes gear the vibration stops, only to reoccur at approximately 60-70mph. Checked manipul if there's air leakage But the vibration has continued Mar 28, 2023 · It drives really smooth like new but when siting idle at red lights or in park there is a slight vibration and other times after driving for a little bit I come to a stop and it’s no vibration at all as if the car is completely off. Your automobile shakes every time you stop! You may have a problem with the motor. The vibration is described as under the driver seat rumbing. I saw some have solved it with switching off start/stop. The car will not show that behavior when you fire it up, and can run well on idle, but on coming to a warm full stop - that's when MAF choking can occur. It is most notable when I'm sitting at a traffic light in gear with the air conditioning on. Idle would drop below the first line and the car would shudder and then it recovers! Funny. Oct 25, 2020 · Did anyone every find a solution to the vibration at 2000rpm issues. I've also had the manifold pressure sensor (006-153-99-28) go bad and cause a rough idle, not surging. With the a/c on the idle slows and the shaking begins. It feels almost like a spark is happening inside the engine or something. Any help appreciated Nov 20, 2023 · The noise/vibration seems to smooth out past 3000rpm. This is hardly new since almost all older cars are like this. (Barely enough to move the car) I turn the steering wheel. 12,402 Satisfied Customers. Map sensor, coils, plugs, cleaned the throttle, got new filters especially a new fuel filter. I have a W202 C230 Kompressor with the M111 engine, just like yours. why do you think that is? About the water pump, the pulley is loose even though the bolts are correctly tigtened to the pump body, but the pump on the other hand is bolted tightly to the timing case and not leaking. That’s been the same in all pilots I’ve been in but this is totally a person by person thing one person might think the idle vibration is more then the next person and it also depends on your past vehicles. Amazon Paid Link Low Cost OBDII Scan Tool: https://amzn. Its going back in tomorrow for it again Jun 23, 2023 · Engine vibration at idle can be caused by a leak in the vacuum line, typically made of rubber or plastic, leading to engine misfire. vip-ucf Feb 6, 2024 · Got a 2011 Kia Forte! I’ve noticed that the car shakes more than usual while idle! You can visibly see the engine shake and then smooth out. Apr 1, 2017 · The shaking vibration happens when: Car stops and is in ‘Drive’ The vibration stops when (while car is at rest): Car is in park, neutral (Haven’t tested reverse) I release the brake slightly or very gently press the gas. I don’t know when the last time my transmission was serviced. once you take off it runs smooth its just when you stop at stop sign or first put in gear at home symptoms last about 10 -15 minutes till full warm Michael Warfield : There is a smooth engine running test that can be performed with a mercedes sds diagnostic computer. Jul 22, 2010 · Mercedes-Benz Sedan / Coupe / Wagon Forums. Mar 4, 2020 · I have a Mercedes w124, m111, E200 and i have a vibration when i put in D or R. Also, after I stopped briefly to make a turn, when I pressed on the gas pedal it took about four seconds before the car would accelerate As Mercedes models of all ages begin to rack up mileage, owners will likely experience a strange vibration while idling or sitting stationary. Aug 17, 2011 · I had this vibration and rough-idle problem and have spent a lot of time on it. And now I feel a vibration when the car is in gear at a red light or stopsign! The car Dec 21, 2012 · Joined Oct 22, 2005 Messages 6,420 Reaction score 9 Age 57 Location Cambridgeshire Your Mercedes CL500,ML55,SLK280 Apr 17, 2017 · We just picked up a beautiful 2010 GLK350. Sep 8, 2017 · I didn't anything was wrong while slowing down until I was to a complete stop. Aug 6, 2021 · Then the boot on the driver side began to tear so it was replaced under warranty this past March, so the vibration returned. It’s only a problem if the shaking is intense or you have additional issues. Nov 1, 2010 · I have finally had a chance to further check the idling/vibration issue of my son's E320 Mercedes. Jan 7, 2010 · The car perfroms flawlessly when accelerating and cruising, but when it coming to a stop it "shimmys" ever so slight before stopping then has a LOW grade vibration at stop. I can feel the vibration from the engine or transmission. While cruising, it didn't shake terribly but was still not normal. You are right about not being cheap on Mercedes but these cars have too many problems. This includes cold start, idling and driving until the vehicle is at operating temperature. Aug 30, 2011 · Well my problem now is my e320 idles VERY rough! So rough that it shakes my windows. Feb 4, 2006 · Also interesting is while trying to determine if the rough idle might be due to one cylinder I pulled each spark plug wire. The most common reason for shaking while idling can be loose engine mounts. Why is My Car Shaking in Idle? If your car is shaking before you ever start driving, then you probably have broken parts. But when I drop the vehicle into neutral the shaking nearly stops! Sep 10, 2009 · Almost feels like the engine is going to drop below idle and stall - but then it catches itself before the stall. If I take my foot off the brake the vibration stops, but it starts again when I step on the brake. The vibration is mild but it is just not something you will expect in a Feb 26, 2015 · The other day and suddenly heard a snapping sound then a whirring sound on my Mercedes gl 450 (4matic2008)Managed to roll the car to a safer place but discoverd the shifter works nicely on the dashboard but the car wouldn’t move not even for an inch. Since spark plugs seemingly improved this for a bit - could be combination of MAF + dirty injection (use a quality fuel system cleaner) + dirty air filter (replace with OE Mann filter). Faulty sensors like the crankshaft position sensor or mass airflow sensor could send incorrect data to the ECU,affecting engine performance and causing rough idle. The car only has rough idling/vibration issues when the car is in idle at a stop sign, traffic light, etc. Coils 3. Next, check your suspension components. the car then starts to hesitate when i Mar 24, 2019 · I have noticed a much smoother idle, but I also have a strange and subtle vibration that only started after I did this job. Jun 20, 2021 · It did idle at 550 until I did a TP relearn (ignition on for 3 minutes, then off, then start) or it was after that I noticed the vibration & 510 idle. engine is a bit more noisy too. I’ve been complaining about this rough idle/vibration issue to the mechanics at my local MB shop, but they said that this vibration “really isn’t that bad”. I've read on one of the threads that the transmission pump goes bad on w211's. (As it always is while driving now) Here's what happened before: You guys have surely seen my posts as I recognize some of your names from before. I have been through all the 'Rough idle, hesitation, lack of power' etc threads and have not found a solution. The RPMs are fine - no bouncing; it's just a low level vibration that goes away if not in gear. I no longer have a CE light and no other codes are coming up. Another way to confirm this is to put your car into neutral and see if the vibration lessens or stops altogether. I have had it at the dealer 3 times for this. Aug 3, 2021 · Re: 2018 S560 Sedan V8 The irritating thing is the slight 'groaning' rumbling vibration that also comes thru the steering wheel which occurs in typical block by block city driving at 30mph/50kmh (at about 1100rpm) with a slight step on the gas pedal to maintain speed with traffic. Jan 3, 2025 · Diagnosing and Resolving Engine Vibration Idle in Mercedes-Benz C Class W204 The Mercedes-Benz C Class W204 , equipped with the M272 engine , is renowned for its performance and reliability. Every time Nov 14, 2018 · - Rodney Birmingham, Alabama (USA) - Current: 2011 SL550, Former: 2011 C300, 2010 ML350, CLK550 Cabriolet, 2002 C240, 2001 ML320, 1984 300TD Checkout the MBZ glossary: Diagnostic Tool Terms and General Glossary Aug 3, 2017 · My 2005 now has 281xxx miles. Step 2 – Check your engine mounts/transmission mount. This car has never had the transmission serviced in the time I have owned it (I took Mercedes at their word on that). The most obvious causes of your vehicle shaking at idle are: The Driveshaft has Gotten Worn – If not perfectly balanced or damaged, it may cause shudders Hi everyone - I am driving a Mercedes C180 2004 model, at first it only occasionally started misfiring when low revs or stopped at a stop street. Car is relatively still and quiet in P or N. 5L because vibration of a 3 cylinder is worse, the 2. Everything works just fine except, when turning slowly in a tight corner, where the steering in pulled to the end of the rack, an audible vibration starts and is felt in the steering. It ran great at normal speeds. Nov 11, 2020 · I can finally drive the car now. I’m not really sure what to do. But with a little know-how and expertise, you can diagnose the cause of your rough idle and have everything running smoothly again in no time. However, to me, it is bad. The shaking was the worst on acceleration from a stop and idle. Jump to Latest 785 views 3 replies 4 participants last post by efair Jul 18, 2024 May 19, 2009 · I have the same problem with mine at 31000 miles. But the problem is say when I am waiting for the red light. I kept adding stuff to the fuel, no luck. Oxygen Sensor The oxygen sensor is a part of the vehicle's exhaust system, typically located before or after the catalytic converter can also be why is my car shaking when idle. I’ve replaced many parts on it. some info on the car: Car has 240k miles on it. The vibration would go away when the transmission was set to Neutral. 00 . The three common reasons why you might experience your car vibrating/shaking when you're par Oct 8, 2022 · I will say this gen Honda pilot seems to idle rougher in general vibration wise with and without a/c. This "choking" sometimes can be felt as a vibration. It was bad and at idle, it would cause the engine to increase rpm because it wasn't putting out enough juice at idle. V. I tried it but still getting the same vibration. Also, the idle noise sounds like she's running a tad rough, but does not drive at all like she's running rough. _____ Jan 17, 2013 · Greetings all, Longtime lurker, first time poster. The vibration is always there when you accelerate. This is what I did and what helped: New plugs, Bosch three-prong. Very reliable too, it's got 140,000 miles, and the only major repair I've ever had to do was the AC fan, which I think was a $1,000 job. to/3i7u8ZUMy Feb 3, 2009 · Doing so has lessened the vibration but its still there. Jan 3, 2019 · Can anyone help me to solve my engine vibration at start or even when it's hot, I have change virtually all possible parts that would cause it, but it hasn't stop, Items changed 1. correct me if I'm wrong but now we know that it's not a transmission issue, right ? The check engine light was now on and blinking. I have 2010 E350 4matic with 116k miles and I have a vibration at idle that I cannot fix. Dec 26, 2013 · I stepped on it a bit (maybe to around 3-4k rpms) and all of a sudden the car almost shuddered, the check engine light came on, and for the rest of the trip I remember the steering wheel shaking real bad. Manual gearbox. When I stop at the stop light and the car downshifts to idle it will start really vibrating. to/3J Apr 26, 2009 · Make sure that the idling speed is in the correct range (750-800 RPM). New front O2 sensor, Bosch, very slight help. RiopH | Car Specialist. Apr 3, 2015 · Test drive my friend's GLK for half hour, I felt vibration at stop and low speed, shift to N will be better but not solve problem; except that, everything is normal. If I take it out of gear, the vibration stops, even with the a/c on. The old ones were toast and fully collapsed. I recently got it from a seller that claimed to have replaced engine and transmission (per Sep 27, 2011 · Hopefully you can help me out as I've been chasing this vibration issue for the past 2 months. Vibration can be felt in steering but more prononuced in car seat. -Vibration originates more-so on the driver side [as video shows]-Vibration will change i. The car just out of warranty, so may I have some suggestions for next step? Thanks in advance. Engine vibration is visible. Diagnosis: Jan 18, 2017 · Following the repair, there was a strong new vibration when the vehicule was stopped, at Park, Reverse, or Drive. Fuel System Issues Jun 11, 2019 · I have a 1999 C280 with rough idle issues. Oct 10, 2014 · When I am stopped at a stop light with my foot on the brake, there is a lot of engine vibration. If I turn off the a/c the idle increases and the vibration stops. I got it checked for vacuum leak and apparently there is none. Mar 20, 2017 · There is also a shudder or vibration when accelerating from almost any speed. Any ideas? Feb 1, 2008 · Hi all I have an S class 280 1998 with 70k miles. I changed both engine mounts (Corteco OEM 221 240 08 17) and the trans mount I purchased from the dealer. It only seems to appear under the following conditions:-The car is in gear and accelerating from a dead stop (like leaving a ref light) Here are the causes I have seen when a vehicle shakes when it is accelerating but not when coasting. At the same time, the car drives beautifully without hesitation. Jan 17, 2022 · Hi all, I've got a Mercedes E320 (year 2000) that has been having a rough idle/engine vibration/shake for the last week. Feb 24, 2010 · Mine did the same thing as yours. 9 times out of ten, I have found this to fix this symptom. My 2003 Sprinter with 250,000 miles is vibrating while idling. Happens when I brake and come to a dead stop. Dec 9, 2023 · If the vibration goes away when the transmission is in neutral then the idle of the engine is balanced. Sep 12, 2022 · Vibration at idle. Your Mercedes Benz is equipped with several suspension components that help it ride smoothly and remain stable, and if any of these components are worn they could cause vibration and shaking. only when i accelerate there is a sudden bang noise in the engine compartment then it would start to vibrate at idle. Jul 12, 2012 · I bought this 2008 C300 AWD 3-month ago. I've been driving it and it has a slight vibration when in gear (D or R) but not in P or N. I changed the engine and the gearbox mounts. In this case study, we explore a real-world scenario involving a Mercedes C-Class with a M264 Engine whose owner reported significant engine vibrations when the car was We would like to show you a description here but the site won’t allow us. Aug 21, 2015 · All of the issues have completely gone away, no more clunking when coming to a stop, and the transmission is SO much smoother when coming to stops in sport mode. I took it to a mechanic Sep 17, 2007 · I have noted over the past few weeks that the engine vibration at idle on my 1982 300D has become more pronounced. Always read the codes before replacing anything. Then something else happened that might also be a clue. Only in drive mostly is it noticeable. Still unsure. Sep 24, 2023 · I swapped my engine mounts last week with brand new mercedes OEM mounts after experiencing vibration at idle. It seems to be during the gear change. Engine mounts and/or transmission mount failure can also cause cabin vibration at idle. Bosch CPS # 0 261 210 170 . If the vibration remains with the A/C on when you mimic the slight increase in idle speed, then the compressor may also be a suspect, but the most likely issue is a too low idle speed by, perhaps, 100 rpm or so. Is this normal? I would say the vibration has only been reduced by about 20%. It's in very clean condition and has had a service record, has done 91,000 miles. Though I do notice an overall improvement in driving and starting feel, the issue did not go away with the mounts. Mar 22, 2011 · This eliminated any minor vibrations at idle. The Mercedes-Benz of Georgetown can help you identify why your Mercedes-Benz shakes in idle. Otherwise, the car sounds and runs smooth. Step 1: Grab a Scanner When an intermittent or constant vibration is present, owners often jump to a tune-up, grabbing ignition coils, wires, and spark plugs, however applicable to Clogged injectors or a dirty fuel filter could restrict fuel flow,causing rough idle and vibration. Check the level cold then drive it for 20 minutes or so and check the level hot and adjust Sep 5, 2022 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Jun 4, 2019 · I have a 2005 E320 CDI that am having issues with vibration when the engine is cold. But now it occurs even in driving mode but only when standing at a red traffic light. Engine vibrate at idle can be both annoying and indicative of underlying mechanical issues. After removing the front mounts and comparing Apr 20, 2018 · E-Class (W212) - Vibration at idle (not mounts) - First sorry for the dumb name made it when I was younger. recently i have serviced it and i have been having major problems with it. But not many miles per year recently, 1000 miles in 6 months. There has to be something wrong here: Idle speed needs adjusting; Loose or faulty distributor cap; Dirty fuel filter; MAF (Mass Air Flow Oct 28, 2013 · I'm experiencing the same vibration issues at idle and my mechanic at Werner's European Imports (Mercedes repair only) in Tarpon Springs, FL is only charging me $550 to replace the mounts on my 2005 SLK 350 Amg. 186) with 95000 miles. The car is very smooth at any speed when not actually accelerating. Thank you for holding. The first thing I thought was the Oct 13, 2007 · Hi there, my c180 has developed the shakes, when its moving it seems fine, but when still it starts shaking , the revs fluctuate between 500 and 1000 revs and the check engine light comes on, the car is surging and from the exhaust you can hear it pulsing rather than being a nice steady purr Nov 14, 2019 · The idle clears up if you rev it above 2. Nov 29, 2016 · When I am stopped at a stop light with my foot on the brake, there is a lot of engine vibration. While stopped at a stop light, my car will start to sputter as if it's a bout to stall for a moment. Causes and fixes for a car that shakes when idling but smooths out and stops shaking while driving. i When this happens, it's usually because the owner only shared it with a small group of people, changed who can see it or it's been deleted. shaking steering wheel at stop 5055 Views 19 Replies 10 Participants Last post by ruary, Oct 1, 2013. As a driver, one of the worst feelings is when you notice your vehicle shudder when driving. I'm surprised that a Mercedes does not feel smooth. Now here is where I go off and cry. If I press the accelerator very slightly while stopped with the foot on the brake the vibration disappears at around 600-700 RPM. We have a 2004 Mercedes E500 with a vibration on accel and slight rough idle. Mar 6, 2023 · There are few problems more irritating than rough idle. It never was a problem at idle. Jun 2, 2024 · I've just bought a 2014 W639 Vito with the 113cdi OM651 engine. It only got worse during the past year. Jun 9, 2024 · Case Study: Resolving Engine Vibrate at Idle in a Mercedes C-Class with M264 Engine. The majority of my vibration isn't due to idle fluctuations however, but from what feels like bad engine mounts, but I'm sure they are fine. Especially after a high speed ride, when I come to a stop, my car would be idling really rough. Air flow meter 5. Roll forward again, vibration can be 10x worse. My problem turned out to be a bad voltage regulator. in Park the idle increase to about 800 and the car stops vibrating. I've replaced plugs, air filter, and tranny fluid/filter (as scheduled maintenance) but it's still there. . There's also a bit of vibration when I'm slowing down and about to brake. roll the car a few feet forward, stop car and vibration is less. When i put in N the vibration is less noticeable, but is there. Then, the car will rev up a bit and idle back up on its own. If I move the gear shift from drive to either neutral or park the vibration stops and does not return when I go back to drive. I ended up going to the dealership and they diagnosed the problem of motor mounts. Jul 27, 2016 · My first instinct here is to clean the throttle body, fully warm the car, connect a scanner, and command the IAC (Idle Air Control) valve to move the idle high and low to see how it responds. The idling sounded very erratic as well. The noise can be felt on a stationary or a moving car; I think it can be better heard when the car is going/pointing uphill; Noise only happens during acceleration, stops as soon as foot is out of pedal Apr 16, 2019 · hello I have an w166 350 bluetec ML I have vibration front end under driver side when I accelerating in slow speeds like 35 kmh in D or in N I notice when the car is moving the vibration still there in N I notice olso some clicking noise in bumps from up front wich is maybe my shock air suspension mount , everything else is tight. The vibration is there ONLY in drive, if i put it in N or Park its smooth. Apr 6, 2004 · I have a 2004 ML350 and it does the same thing once in a while. NEED TO CHANGE TRANNY FLIUID EVERYY 24K. Torque converter. I have a vibration at idle when at a complete stop in either drive or reverse. The idle air control system is calibrated to maintain a specified engine idle speed regardless of the operating temperature. e. Aug 14, 2009 · The car has been running beautifully for a number of years and then all of a sudden it started to stall at tickover and has a very rough idle. It was not the throttle body, motor mounts, sparks or fuel related issues like I was hoping. Car has been at the dealership 3 times in the last 2 months they check/replaced a number of things but vibration still there. Otherwise, all transmission actions seem to be perfectly normal. For vibration at idle, You want to have the Engine and Transmission mount inspected. I plan to change both mounts Jul 25, 2021 · Hi Guys, I hope you can help. Pop the hood and put your hand on the engine or the airbox with a mitten. Goodness knows it has been to the dealer enough times for various issues - and they seem to feel it is normal. $3200. Other things to consider: It could need a tune-up. Questios. Mar 15, 2009 · After new Motor mounts, engine 'rocking'/visible vibration movements at idle Just installed new motor mounts when I started the car and noticed visible vibrations when the hood is popped off:bowdown::bowdown::bowdown:. Oct 19, 2015 · If the vibration stops than its your motor mounts. **Update**: I've changed the plugs, and got a new gas cap from dealer ( was pulling P0455 code ). When I am stopped an in gear the vibration increases. One thing I noticed is that when We would like to show you a description here but the site won’t allow us. Mar 17, 2025 · Worn piston rings can cause oil to seep into the combustion chamber, leading to poor combustion and a rough idle. If the above suggestions don’t fix the problem, try these out. It almost stalls sometimes. Nov 20, 2014 · Always get good advice from this forum so I'll try again. I then had a new set of OEM Continental Comfort Contact 1 tyres (225 / 55 R16 95W) @ $980 for a set. Mar 15, 2021 · sharing my experience. Sounds exactly like MM but I can't be any more. I then paid $70 to have the wheel balanced and another $90 to have them Road Force Balanced on a Hunter machine. We would like to show you a description here but the site won’t allow us. The TP relearn did stop the evap valve clicking which was something I read the relearn could fix. I had a tech look at the wires etc - no misfires. I will say that the biggest difference that I noticed immediately was the responsiveness of the throttle/pedal primarily in first gear from a stop, but also in all gears and speeds. Oct 29, 2012 · The engine is very quiet when in N or P, but I have a vibration when stopped in gear with foot on the brake. Continuous evidence of white smoke indicates a mechanical defect, or incorrect fuel timing. Jun 11, 2020 · My 2016 C300 has been having this problem pretty often. Will check it out next time in for service. These problems affect various models. 5k rpm (still smoky though) Computer reads a misfire in cylinder 3, tried swapping that injector over, made no difference. Nov 14, 2019 · When white smoke occurs at cold start and then disappears as the engine warms up, the most common causes are fouling deposits around piston rings and/or cylinder glazing. If you run over a hard speed bump or potholes, then the Strut mounts and lower ball joint will be a place to inspect Whatever problems or symptoms you are experiencing, avoid guessing. One Mercedes specialist told be that my cars engine is a gonner and the timing chain and gears were also damaged. New coils, Bosch - no help. Each time the rpm drops and stops fluctuating! (the engine idles rougher as well, I was unable to conclude that any particular cylinder was causing the rough idle). In this article, we look at some of the most common reasons for a rough idle – and what you can do to fix them. First they repl;aced the tranmission mounts, then the motor mounts, then all of the spark plug wires. I noticed that the driver's side motor mount is deteriorating and I was able to pull out a small chunk of rubber. I was thinking of doing ATF then if that doesnt fix it fuel filter. They are soft rubber/fluid filled to mitigate vibration, and they eventually heat cycle so much they break, or crack/lose them vibration-absorption abilities and you can feel it at idle while in drive. But no so bad in P n N. I drove it and it had plenty of power up hill, Vacuum was fine then. 5L is heaver and also goes in pricer vehicles. Have been to the local dealer multiple times with this issue that started a couple of months ago Mar 27, 2025 · Slight vibrations at idle are normal, especially if you’ve got an older car. Spark plugs 4. Then it seems the vibration stops and the engine runs smooth without any abnormal vibration. Feb 16, 2015 · It will start to vibrate when coming a stop. Jul 17, 2024 · Heavy vibration and rough idle. Here is a video that shows the vibration. Mercedes-Benz makes some of the best diesel engines out there. Literally feels like there's a massive earth quake really embarassing when I have passengers with me. A good Mercedes OBD2 scanner can scan all the codes caused by problems mentioned in this text. Jul 16, 2009 · Yea when the EC light is on the knocking stops. When I try to shift it to park it makes some weird noise and still rolls down (parked on a Nov 3, 2012 · Hello everyone. Potential causes of a vehicle shaking at idle include a loose gas cap, loose battery cables, a worn throttle sensor, a damaged engine mount, or bad spark plugs. When coming to a light I get an ever-so-slight "shudder" for 1 second then an intermittent faint "roughness" feeling/vibration that I can feel in the car. I can feel it through the accelerator pedal and through the seat, though it is slight. All previous vibrations when car is engaged to reverse are cured. Already had that done about 20,000 miles ago. Jan 3, 2025 · The Engine Vibration Idle issue in the Mercedes-Benz C Class W204, equipped with the M272 engine, can be effectively diagnosed and resolved by following a systematic approach. Amazon Link Low Cost OBDII Scan Tool: https://amzn. Car now very smooth at idle. i have changed the coil packs and it sort of helped it a bit. com Jan 3, 2020 · Third, a little expectations alignment. As soon as you stop accelerating and drive at constant speed - there is no wiggle/ or vibration or shudder. Oct 18, 2020 · So my wife is the daily driver and says it idles rough. The ride is smooth and I love it. I notice it happens only when the car is at idle. Lower than I'd like with the Idle, But its okay FOR NOW. By performing a short test, inspecting critical ignition components, and replacing defective parts, the engine’s performance can be restored to factory standards. Upon acceleration it smoothes out. Too low an idling speed can cause vibration at idle too. Thanks Oct 11, 2016 · Initially it happened only when car was idle or it was turned on, gear was in parking mode. Jan 30, 2014 · The vibration is from the car as it is downshifting from 3 to 2 to 1 to when I stop. I told them to go ahead and do it. My Mitsubishi Eclipse I had never felt like this. If your engine is actually idling rough, you have a problem that won't be solved by engine mounts. Dec 25, 2011 · In my days, we set idle speed with a screwdriverI don't know the process for the current cars, but the issue sounds very similar. Oct 10, 2023 · Fortunately, you can follow this simple checklist to properly diagnose your Mercedes idle vibration on the first try to fix it as quickly and cheaply as possible. it was probably omitted from the 2. jykt snj ybkg auvjstim pyj ljxljs utox qxygz xveogko pbeesodk
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