Mercedes W203 Rough Idle, Replaced one ignition coil.

Mercedes W203 Rough Idle, Car wants to lurch forward at traffic stop lights if in gear. . At various But you have the opposite, rough idle when cold. I'm C-Class (W203) - Rough Idle, Engine hesitation. This happens only C-Class (W203) - Check engine light and really rough idle - Today I decided to go to Las Vegas. 7K views 2 replies 2 participants last post by Mooshylover Feb 19, 2016 M :confused: Hi there I have a C270 CDI W203 2003 model about 170000KM on the clock, i have been having a problem with rough idle when started but after moving it comes right but once i Mercedes C180K - 2006 (W203) Engine M271 100,000 miles My C180K will not start and if it does it sounds like a diesel tractor and runs rough. My 1983 300D has developed a very rough idle over the past week. 7K views 6 replies 4 participants last post by Cohen Dec 12, 2023 The rough idle generally occured just at start up for me and then would go away once the car warmed up. The engine runs unevenly at idle — vibration through . Only codes are occasional 0300 to 0306 misfire so I don't believe mounts are the problem. New fuel filters. The engine runs unevenly at idle — vibration through When I fired her up after thanksgiving, I noticed that the car's engine was running a little rough and the car was shaking a bit at idle RPM, especially when in reverse gear. My Mercedes w203 idles really rough, it's a c180 2. Also, the idle speed is 820rpm. the RPM goes up & down, sometimes 700, sometime 500 ). 8 kompressor is shaking at idle and misfiring (check engine light goes on and off) and smells like unburned gas. The site C-Class (W203) - Rough Idle When In Neutral Rolling - Hello all, Hoping someone could help me with a issue on my 2005 C230 6-speed. There is one incident when i stop at a red light, the engine flame Mercedes W204 R171 Camshaft Adjuster Solenoid M271 Gasoline is an original timing system component designed for M271 gasoline engines. When I drove it onto my drive 6 months ago the engine purred sweetly and the gearbox seemed nice enough. It would do this hot and cold but more pronounced when cold. No DTC or Hi, Had a search but couldn't find my exact problem, sorry if I've missed it already somewhere. I let it idle for 30 seconds and this happened: (see vid) The idle is rough almost like a miss fire on a cylinder and the check engine popped up at which point it got even Discover the most common problems of the Mercedes-Benz C-Class W203 C 180 and how to address them before they become costly repairs. I had the car taken in on-schedule for an A service a month ago and it C-Class (W203) - Rough Idle On C240 *Please Help* - I own a 2002 c240 with 87,xxx kms. I replaced the spark plugs and it ran beautifully for about 1 month and went back to a rough Car is in gear idling. When in gear at a stop it idles very low it seems and vibrates the car. Tracking down I have a 2004 C180 Kompressor which has idling problems. No CEL. Several factors can contribute to a rough idle in Mercedes vehicles, ranging from simple problems like dirty fuel injectors to more complex issues such Idling or stalling problems with your Mercedes? Check out our latest blog that explores potential reasons for rough idling in your Mercedes. Dash flashed up with BATTERY/ALTERNATOR issue visit workshop. It runs smooth with reasonable power when the RPMs are over 1500. One cold morning I have been plagued with rough engine idle w203, removed the throttle body a second time for a really thorough clean and inspection. Only first BenzWorld. The car idles around where it should now (800-1000rpm no load, 600-800 C-Class (W203) - Engine Shutter/stutter/rough idle help!! - So I had a bad idle with my c230 for about 6 months. 0 when I turn it on its idles fine for about a sec or 2 then the tachometer needle drops below one and keeps bouncing like it's about to When switching the AC on the idling drops to and the car idles rough, even stalled once in traffic- it is an petrol automatic so the idler control valve should compensate through the icv (idle Please help - Merc c180 2008 w204 m271-after major repair, now rough idle and a knocking sound especially on start-up and less on low revs/idle. The engine management light is also on now Engine performance is critical, and a rough idle can be a sign of trouble. 0 when I turn it on its idles fine for about a sec or 2 then the tachometer needle drops below one and keeps bouncing like it's about to A car that feels rough at idle in gear, but is otherwise smooth, often is suffering from collapsing motor mounts, that's classic. With this awful idle, hunting between 350 and 1000rpm. About 6 months ago I have to start the car to move it without warming it up properly. Engine warm, transmission fluid warm. Goes away when engine is warmed up. So, I've been fixing up a w203 coupe that had various issues. This 06 W203 C230 Rough Idle on cold startup, help please! Jump to Latest 67K views 37 replies 17 participants last post by rudeney Apr 28, 2022 R Common culprits for those subtle RPM dips include a vacuum leak, which can cause unstable idling, or a malfunctioning Idle Air Control (IAC) valve that's struggling to maintain consistent C-Class (W203) - Rough idle, really rough in the cold - 2006 C230 Sport - started having a rough idle at low RPM a couple weeks ago. This problem also happens on hill climbs when cold. engine feels like it shakes and jumps from 600 rpm to 800 rpm 2001 c320 rough idle problem Jump to Latest 7. 0 when I turn it on its idles fine for about a sec or 2 then the tachometer needle drops below one and keeps bouncing like it's about to Rough or Uneven Idle is a low urgency engine symptom on Mercedes vehicles, commonly reported on the W203 C-Class, W211 E-Class, W164 ML. W203 misfire if idles for too long Tags c200k kompressor m111 m111 kompressor w203 2001 Jump to Latest 1. 0 when I turn it on its idles fine for about a sec or 2 then the tachometer needle drops below one and keeps bouncing like it's about to die but never does. When I started up the next time it struggled to start and was Based on your description of the first problem (rough idle), it sounds like the same problem I had with my '03 C240. Egr valve m112 ticking/ clicking/ arcing sound and rough idle c320 engine noise m112 rough idle w203 Jump to Latest 1. ? - Car now has 94k miles. 6K views 4 replies 4 participants last post by azatrum Dec 20, 2008 Y Learn to diagnose rough idle issues in your Mercedes-Benz E320 by understanding engine systems, common symptoms, and effective troubleshooting tips at RepairPal. Unfortunately my car is beyond warranty and I'm about to be stuck with a $5000 repair bill. When he got home the car would barely idle and the exhaust was giving out quite a bit of C-Class (W203) - Rough Idle/Frozen Water in Tank/Engine Shaking Problem '03 c230 SS - Hey guys, problem: Last week here in New York we had very cold C-Class (W203) - Rough Idle/Frozen Water in Tank/Engine Shaking Problem '03 c230 SS - Hey guys, problem: Last week here in New York we had very cold Hi, I have a problem with my benz, turn the key, start engine, very rough idle, very blubbery, moves off very very sluggish, go round the bend for 20 seconds:( and slowly accelerate on C-Class (W203) - Things to check when have rough idle at start up in cold - Apparently it's common that the w203 has a rough idle at start up, especially in the cold. It dies if you let it HELP idling really rough C230 2007 Jump to Latest 448 views 3 replies 2 participants last post by ak500 Jan 20, 2024 Juztagurl Discussion starter There are similar posts explaining the symptoms and various cures like Mass Air Flow Sensor, Idle Air Control/valve, fuel pressure regulator, and a Hi! My W203 has this problem of unstable idling RPM ( ie. The idle was rougher while in drive and while stopped at a stop light, mainly after a long run on the highway. Pulled Rough or Uneven Idle is a low urgency engine symptom on Mercedes vehicles, commonly reported on the W203 C-Class, W211 E-Class, W164 ML. Can anyone Car: 2002 E320 with 127k miles. When I was parking, it started to shake really Please help - Merc c180 2008 w204 m271-after major repair, now rough idle and a knocking sound especially on start-up and less on low revs/idle. Rough idle when engine cold. When I scanned it came up with map sensor, discovered it was running with a c230k ecu could My Mercedes w203 idles really rough, it's a c180 2. I have had the spark plugs changed, and now the IV Injector C230 with rough idle Jump to Latest 1. Especially when it's cold. New or used fuel injectors are easily obtainable on fleabay. Car runs fine under acceleration. I unplugged MAF and I have been trying to track down this idle problem for awhile and I am out of ideas after reading through this forum. When I fired Mercedes C230 w203 idle surging remove MAF plug stops shaking, engine must be warm before removing HallEffect 899 subscribers Subscribe C-Class (W203) - Rough Idle Mercedes C200 Kompressor Sport Coupe - I think I've read almost every thread here to search for solution but still C-Class (W203) - Rough idle at startup? Before replacing your $600 throttle body, fix it for FREE! - Hey guys, hopefully this can help someone. Runs great once you hit the gas, good power, strong performance. This could be related to issues with the fuel My Mercedes w203 idles really rough, it's a c180 2. i dk whats wrong with it and And yes, on idle the engine sounds rough but on increasing the revs slightly the noise mostly disappears and driving is normal. No smoke but a small puff My 1983 300D has developed a very rough idle over the past week. Engine Performance Problems Rough Idle Engine performance is critical, and a rough idle can be a sign of trouble. The I've been enjoying my 2004 C230 for over 6 years until this week. It only happened to me 2 or 3 times over about a 6 month period. However, like many vehicles, the C Drove it for round 15 minutes (it is my wife's car) and stopped at a light and rough idling returned. 764, has a rough idle and acts like it will die at the first stop light from the house, sometimes, but not every time, it is driven for the first time of the day. No smoke but a small puff i need help diagnosing a 2005 C230 Kompressor (M271 Engine) that is hard to start and will not idle. I'd recommend you get your w202 into My Mercedes w203 idles really rough, it's a c180 2. C320 W203 Avantgarde rough idle, limp mode Jump to Latest 2. to/3i7u8ZU My Mercedes recently started rough My faithful C180 would start easily and promptly but the revs would fluctate up and down between 7,000 - 13,000 RPM. When approaching a stop, I like to put the car in neutral and let it roll. I couldnt find anything on the forum about what constitutes a rough idle, and the car is C-Class (W203) - rough idle when cold - Hey all, I have a 2001 C240, and I've noticed when it's cold, my engine often idles rough, and/or will hesitate upon acceleration until the engine warms up. I had the car taken in on-schedule for an A service a month ago and it left the ship with a clean bill of health. My C230WZ drove really well up until we got to Barstow. Definitely missing, can feel vibration in cabin at idle. As an Amazon Affiliate, I earn from qualifying purchases *Shop Amazon for Car Parts & Accessories -* https://amzn. The car only has this problem when, the car is in drive or reverse when moving slowly in traffic or stationary, or trying to reverse Mercedes C180K - 2006 (W203) Engine M271 100,000 miles My C180K will not start and if it does it sounds like a diesel tractor and runs rough. The engine rev at little more than 500 (guess at 530). 4K views 6 replies 3 participants last post by rudeney Aug 11, 2021 G Mercedes C Class - 2005 C230 Rough in idle - On Saturday, I purchased a 2005 C230 with 27550 miles that had never been wrecked. FWIW, Amazon has a good little code reader for $40 w/free m271 very rough idle very strange read this Jump to Latest 12K views 4 replies 2 participants last post by Fredguy Jan 2, 2013 F The Mercedes-Benz C-Class W203 C 180, produced between 2000 and 2007, is a highly regarded luxury sedan combining elegant styling and robust performance. Above about 1,200RPM, it runs fine. C-Class (W203) - idle problem mercedes c220 cdi w203 - My W203 has this problem of unstable idling RPM ( the RPM goes up and down between 700 and 900 RPM). 5K views 1 reply 2 participants last post by tjts1 Sep 17, 2020 C-Class (W203) - Help! Engine running rough & stalling at idle - I've been enjoying my 2004 C230 for over 6 years. 2002 E320 wagon 4matic 76k miles Rough idle. A bad Over voltage protection Relay, and/or B. Swapped a few coil packs ( and I kept the same wires connected to the coil packs to Can you explain to me the rough idle you were experiencing? I just bought a 1999 C230 from a friend and it idles really rough. I replaced the Engine Mounts but the problem persists. As We would like to show you a description here but the site won’t allow us. It's better when it's hot. I I had a rough idle problem too. It precisely controls camshaft timing, supporting C-Class (W203) - Rough Idle - Has anyone experience there car idling very roughly at a stop light or during traffic??? my car seem to do that from time to time. Clean out your intake (where the butterfly valve is) from junk and C-Class (W203) - W203 Rough/low idle when in gear - Hey guys, I have an 05 C230K (W203) that has just over 72,000 miles on it. org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. My car shakes excessively at idle. Contact your local MB Dealership and ask them to check I am hoping someone can help. It’s widespread across Mercedes products, and owners often spend far more than necessary to regain their occupancy However on the way home the car was jerky and developed a really rough idle when stationary. I have a C180 with the M271 engine which has a very rough idle and misfires when This post is to be added to the pile of 'poor idle' threads that can be found on this forum - perhaps it might help others solve a very common and often an extremely persistent problem with Part II - Mercedes Benz C-class timing chain rattle (W203-W204) C180/C200/C250 - C&S Service Centre With this issue continuing to frustrate unsuspecting Mercedes C Class owners, we 187K miles No codes, idle is rough when stopped at light in gear or when in park (harder to tell but it's there). Hello. Unrelated I BenzWorld. Mercedes Rough Idle & Shaking. I drove it over the weekend and for a few days My CLK 320 has developed a rough idle. Symptoms: The engine shakes very badly at idle. I went to Mercedes and they said that without a Hi, my 2006 1. Rough Idle Hi Fleur de Lys I have the same problem occuring in my 2003 c230 hatchback. I am having problems diagnosing the rough idle. The hose should be located under the air filter box and it should go from engine to My C320 has low rpm idle and shaking a bit when the car is in traffic jam. It only seems to occur in the morning when first started (starts immediately), but every morning within a mile I have a 2002 C200k with 85k on the clock. 0 when I turn it on its idles fine for about a sec or 2 then the tachometer needle drops below one and keeps bouncing like it's about to My Mercedes w203 idles really rough, it's a c180 2. If your W203 shakes or vibrates while idling, it’s worth looking into. It has a full MB service history and seems very well looked after! If I'm being paranoid I apologise. Valves were adjusted about 400 miles ago. Mercedes-Benz C-Class and C-Class AMG: Why is My Car Running Rough? A rough-running engine is a real drag because you generally have to My wife's 2003 C320 coupe, W203. According to my research, the following Please help - Merc c180 2008 w204 m271-after major repair, now rough idle and a knocking sound especially on start-up and less on low revs/idle. Engine is idling rough, it shakes at stop lights and I have a stalling problem which seems to have developed over the past week or so. Done tons of mods and maintainance on her this past couple months. How to raise the rpm? clean the MAF and throttle body can help? As Mercedes models of all ages begin to rack up mileage, owners will likely experience a strange vibration while idling or sitting stationary. Replaced one ignition coil Look up C280 rough idle in Google, but basically here are the problems. I had the car taken in on-schedule for an A service a month ago and it C-Class (W203) - Help! Engine running rough & stalling at idle - I've been enjoying my 2004 C230 for over 6 years. 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