Mercedes Idle Problem

FREE Shipping. Engine cranks and runs fine cold and hot. The operating of the throttle valve is varied to allow for optimum control of the engine idling speed. 8 has a rough idle whenever i come to a red light or stop. A vacuum leak on a fuel injected engine will cause high idle. Below are the four most common. Mercedes SL - R107; 1985 380SL Idle problem. I conclude that this is an electrical problem - probably some oxidation on the silver plated connectors. Recently, the car idles rough as if it's going to stall, but never does. When ETA fails car goes into so called " Limp Mode". WHY DOES THE 1991 Mercedes Benz 500sl HAVE high idle? If the milage is really high, there may be some problems with the engine or other parts. I have fixed all problems bar one which is a low idle issue. Car 2: 2001 SLK230, with DTCs P201B-1, P0301, P201B-2, P0303, P201C-64, P0304, P201D-2 and P0171. I am owner a B200 Turbo (second hand) with CVT of 2 months and I am following problem: Engine idle is not constant ( up and down between ~ 750 RPM and ~800 RPM). Average failure mileage is 200 miles. As for leaks, smoke-test not very good because it disperses too quickly to precisely home in on problem area. by Kyle McFadden. I'll try to clean the idle air control. It runs great and love the way it drives. One dealer noticed the rough idle when I was in for something else and had me book an appointment two weeks later. I had a similar problem with my 2001 xkr a few months ago - rough, slow idle that got worse quickly. P0507 Mercedes-benz Description The Engine Control Module controls the engine idle speed to a specified level through the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. We know car parts and we know auto parts. We're here to help you find that perfect Idle Control Valve for your Mercedes Benz 500SEL. Fuel injector issues can become apparent with many different symptoms including problems with the car starting, idling problems, a failed emissions test, generally poor car performance and an inability to reach high revolutions per minute, or RPMs. Andy Bittenbinder, an experienced Sprinter mechanic, notes that: "Soot formation is probably highest at low exhaust temps (idle and low load driving) in an electronically controlled modern diesel engine. hope you guys know what it is. The idle valve goes closed with 12v and has a signal of just above 5v while idling. While all Mercedes-Benz vehicles are in the upper echelon of luxury vehicles, at the end of the day, they're still cars. Cold stalling problems are the most common because the engine needs a richer fuel mixture to maintain idle speed until it warms up. Again, start the engine and compare how it is running at a stop to how it normally runs. 07 Mercedes E320 Bluetec "Malfunction Electrical Consumers Switched Off" Power windows, seat and outside mirror. Best Answer: If it is an intermittent problem, it's probably not an engine mount. I have a 1985 MB 380sl euro model in my shop with a low idle problem. Mercedes-Benz GLK Engine Problems. System Too Lean at Idle (Bank 2) What does that mean? This diagnostic trouble code (DTC) is a generic powertrain code. Chrysler - Dodge 3. If I keep my foot on the accelerator and maintain an idle of 1000 rpm when I stop it accelerates with no problems. Usually a bad or failing idle control valve will produce a few symptoms that can alert the driver of a potential issue. Great deals on new, rebuilt, used Mercedes Idle Control Box's - 3432 for Mercedes Benz at Adsit Company. It will do it more if you blip the throttle them let it idle after about 30 seconds it will settle down until you blip it again. Then the idle is 'hunting' ( up/down). Step 1 - Finding the IAC. I have replaced the following Rotor arm Distributor cap Spark plugs Ignition leads I have cleaned the idle control valve and when disconnected the idle rises. A large part of Diesel Exhaust Fluid (DEF) is de-ionized water, do I have to worry about the tank or other parts of the Selective Catalytic Reduction (SCR) system freezing? Diesel Exhaust Fluid (DEF) freezes into a crystalline slush at 12°F (-11°C) and should not be kept at temperatures above 86°F (30°C). Includes model range, engines, transmissions, safety equipment, crash testing, features and updates. Well I am here to tell you today, it is not that complicated and. When I put the car into gear, reverse, or drive, the idle stabilizes again. I am going to have mine checked out. The tools you need are: Phillips Screw Driver. I am owner a B200 Turbo (second hand) with CVT of 2 months and I am following problem: Engine idle is not constant ( up and down between ~ 750 RPM and ~800 RPM). Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum > Tags Threads Tagged with idle problem. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. We have worked hard to design a site that caters to everyones Mercedes Benz C280 Idle Control Valve needs. Recently, the car idles rough as if it's going to stall, but never does. Pay attention to low idle or stalling. Used 2015 Mercedes-Benz GLA for sale near me. Idle Master is the easy and effective way to unlock all of your available Steam Trading Cards - even from games you don't have installed! Idle Master will simulate you being "in-game" on Steam for each game in your library with available Trading Card drops, and will automatically move from game to game when each is finished. Can;t touch gas pedal during idle or it will kill. Recalls and faults: Mercedes W204 C 63 AMG (2008-14). Pay attention to low idle or stalling. RPM go up and down. I had the same problem on my 190e and it was just a split vacuum pipe (leading to the idle valve). The operating of the throttle valve is varied to allow for optimum control of the engine idling speed. Modern diesel cars (since 2009) have to be fitted with a Diesel Particulate Filter (DPF) in the exhaust to stop this soot passing into the atmosphere. Mercedes-Benzes are very complex cars and one can be lost in electrical and mechanical problems these beautiful cars can experience. If you have any problems with the registration process or your account login, please contact contact us. The 124 E Class was built from 1985 to 1996 and is a legend in the Mercedes history due to sheer over engineering and reliability. Only the models after 1985 would have these specific problems together. mercedes benz 380sl high idle 1985 380sl high idle problem 1983 380sl high idle and rough starting 1985 380sl idle high when hot 1985 380sl intermittent high idle another high idle problem. 07 Mercedes E320 Bluetec "Malfunction Electrical Consumers Switched Off" Power windows, seat and outside mirror. however like any used car it has some problems the car has a periodic stalling problem especially if you are braking from around 45miles or higher for u turns, turns, braking for stop light. 96 engine has a capacity of 2,996 cc (182. MERCEDES BENZ CLASS C I 202 1995 C180 idle problem Hello everyone im new here had the 95 c180 for about 6 years or so now and NEVER has it missed a beat. (Note: The Mercedes-Benz codes are listed first, with the generic equivalent DTC after). Mercedes Code Retrieval Accessing Diagnostic Trouble Codes With Impulse Counter. My mercedes 300e 2. Just disconnect the line to the inlet manifold and block it off temporarily- if the warm idle fault goes you have located the problem. When ETA fails car goes into so called " Limp Mode". It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may be slightly different depending on the model. Some owners experience a rough engine idle with their W163. As your vehicle needs replacement parts, you desire to replace them with only the finest in quality. Used 2002 Mercedes-Benz S-Class To pile on my check engine light came on and the car has a bit of a shake and rough idle. While there are a variety of reasons your Mercedes-Benz 300E has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. Diagnose and repair problems using easy guides, or find local auto shops and repair estimates. 2) Drive with a steady vehicle speed above 25 mph for 2 minutes. Even though the timing has nothing to do with engine run-on, (because the key is turned off and "ignition timing" is no longer in play), timing DOES affect the engine's idle when it's running. It was an easy problem to detect for the dealer and the orange engine warning light came on to let me know something was up. Electrical System Problem on the 1995 MERCEDES C CLASS. FREE Shipping. Idle control issue maybe. What causes a rough idle? A rough idle can be caused by many different car faults. Auto Idle Stop* Automatically stops and restarts the engine to help maximize fuel economy, depending on environmental and vehicle conditions. It won;t idle when cold, and idles at around 1200-1400 rpm when warmed up. I went to Mercedes dealer and they rewrote the parameters of computer, but without effect. Usually a bad or failing idle control valve will produce a few symptoms that can alert the driver of a potential issue. Most ETA's problems are due to shorting wiring inside ETA loom and some due to internal components failures. What causes a rough idle? A rough idle can be caused by many different car faults. the turbo seemingly not operating, but then the problem is cured when they stop and restart the engine. The day before the complete failure of the Mercedes-Benz crank sensor the car cranked for almost a minute before it started. Common symptoms of a failed engine mount is the increase in engine noise and vibration felt inside the car. We will see. Skip navigation Sign in. rough idle 06/e350 mercedes - want to test coil packs and change spark plugs shakes at idle ! - mercedes-benz 2006 e 350 question. I am owner a B200 Turbo (second hand) with CVT of 2 months and I am following problem: Engine idle is not constant ( up and down between ~ 750 RPM and ~800 RPM). It has a new cap and rotor($200!!!), plug wires all test fine via voltmeter, new fuel filter just installed, spark plugs are all fine, gapped to spec. The TPS itself is simply a linear variable resistor that when driven by the ECU produces a linear voltage in a 0-5 volt range, 0 volts being idle and up to 5 volts representing. Includes model range, engines, transmissions, safety equipment, crash testing, features and updates. However, from time to time it is necessary to clean the filter and burn off the accumulated soot particles. Recently, the car idles rough as if it's going to stall, but never does. High rates of EGR (exhaust gas. Vacuum, vacuum everywhere, or you wished it was. What is the problem. Fuel injector issues can become apparent with many different symptoms including problems with the car starting, idling problems, a failed emissions test, generally poor car performance and an inability to reach high revolutions per minute, or RPMs. While new/updated harnesses can be found on eBay, updated throttle bodies are really hard to find. MERCEDES-BENZ 1991-1997 ENGINE WIRING HARNESS DEFECT NHTSA CONSUMER COMPLAINTS Below, please read the list of *793* reported consumer complaints (and counting) that I have found on the U. Front end work, gear. A new throttle actuator, new engine wire harness, new tune-up. These faulty gears wear out. 96 engine has a capacity of 2,996 cc (182. mercedessource Product - Sometimes this can be fixed for very little work and money - but other times NOT. after cold start, every time- VIDEO ADDED Every time I start my car, if it has had time to cool down, (in the am or after work etc. We love when auto parts experts come to our site and we love when car parts newbies come to our site. RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Over the last year or so occasionally my '98 SLK230 would idle rough and have low power and I only had to restart it once to fix the problem. I have a 1985 380 sl with a high idle problem. The parts and labor required for this service are. The car runs great and no codes on the star machine. The good news though, is that this problem is relatively easy to fix if you know how to use use solder and a soldering iron. We're here to help you find that perfect Idle Control Valve for your Mercedes Benz C280. If the milage is low then that is a good thing. 0 V8 with approx. We offer high quality new, OEM, aftermarket and remanufactured Mercedes 300SL Idle Control Valve parts. If the idle is low and inconsistent, it may be due to an issue with your idle control valve. It was idling at 1500, most of the time, and stalled on occasion. Only 10 left in stock - order soon. fuel injection age. mercedes benz 380sl high idle 1985 380sl high idle problem 1983 380sl high idle and rough starting 1985 380sl idle high when hot 1985 380sl intermittent high idle another high idle problem. Electrical System Problem on the 1995 MERCEDES C CLASS. Diesel, LPG and Petrol Performance Centre ; LPG Installations, Servicing and System Upgrades ; Mechanical Repairs and Servicing – All Makes ; Diesel Particulate Filter (DPF) Problems Solved. Great deals on new, rebuilt, used Mercedes Idle Control Box's - 3432 for Mercedes Benz at Adsit Company. See all problems of the 1996 Mercedes Benz E320. I bought my SLK 320 over the weekend. As your vehicle needs replacement parts, you desire to replace them with only the finest in quality. The previous module was a 002 545 40 32 that had been tampered with. Problems and Faults with the W124 E Class. Driving the car, it is fine & smooth. (Note: The Mercedes-Benz codes are listed first, with the generic equivalent DTC after). Is the check engine light on? An intermittent vibration can be cause by a dead/dying spark plug, suppressor, and/or ignition coil, a low idle, or several other possibilities. I think part of the reason is that there are so many possible causes of an idle problem, so it ends up being a common issue. I have this 81 Mercedes 380sl that has a high idle speed always. RestoreYourMercedes. Either the idle valve is letting too much air into the motor or it is getting in somewhere else. Includes model range, engines, transmissions, safety equipment, crash testing, features and updates. The problem is their is no voltage a terminal #2 at the Idle control module. Ibought a 1979 450sl with mechanical fuel injection. It has a new cap and rotor($200!!!), plug wires all test fine via voltmeter, new fuel filter just installed, spark plugs are all fine, gapped to spec. I'm sure this problem has been covered before on this forum. For instance, if the fuel-air mixture is too rich, a sensor will send a signal to the car's computer, and the computer will instruct the IAC to send in more air to boost the idle. Extreme engine problems, such as a cracked block, a cracked cylinder head, leaking valves or a blown head gasket, can also cause the problem. Mercedes Code Retrieval Accessing Diagnostic Trouble Codes With Impulse Counter. Is the check engine light on? An intermittent vibration can be cause by a dead/dying spark plug, suppressor, and/or ignition coil, a low idle, or several other possibilities. The clue to solving this problem was that all the misfire DTCs were on one bank of the V6 engine. Continue reading below for a better understanding of the most common problems associated with the E-Class w212. A Mercedes 560SEL Idle Control Valve works in conjunction with your car's CPU. Mercedes has a service bulletin that list all the known oil leaks and the updated part numbers. Dead center about a foot in from the radiator. In other words, if you're about to experience the Mercedes-Benz crankshaft position sensor problem your car might give you some warning. Cars are particularly susceptible to deposits in cold climates, like Ireland. Post '93, problems can be found with wiring harnesses on all models of SL (and to an extend, all Mercedes cars). It's really not that complicated. Mercedes (86-93) Idle Control Valve OEM Bosch for m102/103/104. f I take my foot off the brake, it accelerates and gets to whatever speed 1800 and 2300 - Mercedes W124. We have worked hard to design a site that caters to everyones Mercedes Benz C280 Idle Control Valve needs. If I keep my foot on the accelerator and maintain an idle of 1000 rpm when I stop it accelerates with no problems. Keyless ignition systems let you start your car's engine without the hassle of fumbling for a key in your pocket or purse. This means that the ability. Removing it from the car and carefully cleaning it with brake cleaner, followed by a light lube such as WD-40, will often fix this problem. A common problem that you may notice is that the car drives fine under normal acceleration. This can help smooth out a rough shakey idle on an 5 cylinder turbo. Mercedes-Benz Owners and Lessees File Class Action Lawsuit Complaint Against Mercedes-Benz Over Allegedly Defective Balance Shift Gears In Mercedes Benz M272 Engines & Idle Gears In Mercedes Benz M273 Engines. Have a good dig around, check they are all in good condition and everything is connected properly before splashing cash on parts! The idle valve can be soaked overnight in meths to clean it out. However, at idle its not very well, it idles at approx 650rpm, the whole car shakes, if i touch the throttle slightly and put it at 750 rpm its absoloutely fine. Update: There has been a lot of interest in this. com FREE DELIVERY possible on eligible purchases. If you've had a problem, please help us out and report it. then again, vacuum leaks cause problems on many types of engines. For this reason, you still see them on the roads with enthusiasts either using them as work horses or show cars. Audi or Mercedes before. For the solution to this particular problem on the 190E 2. Idle regulating valve problem in 1990 BMW 525?antivirus protection. Dirty Fuel Injector Modern vehicles are fitted with fuel injection systems, which inject fuel into the cylinders to create a mix of air and fuel to burn. Usually a bad or failing idle control valve will produce a few symptoms that can alert the driver of a potential issue. "Mercedes-Benz E-Class Diesel Workshop Manual: W210 Series 1999-2006 (Powered by 4,5 & 6 Cdi Engines)"; Brookland Books; 2009 About the Author This article was written by the It Still Runs team, copy edited and fact checked through a multi-point auditing system, in efforts to ensure our readers only receive the best information. Mercedes-Benz E-Class: Common Problems. The following example assumes the same engine speed and air temperature. Once you do, I'm sure you'll be able to get rid of that idle problem. Vacuum leaks vacuum system test. Diagnosing low idle issues requires checking the carburetor, fuel pressure. Fortunately, AutoZone has a Mercedes-Benz C230 idle air control valve that matches the superior quality of your vehicle. Below are the four most common. When I manualy power #2 terminal the Idle speed drops to normal(750rpm). This debris, in turn, can enter the engine and cause serious damage. See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. Other causes for a diesel engine failing to burn the diesel fuel and producing white smoke include poorly sealed piston rings, burnt-out glow plugs, poor fuel quality or a clogged air filter. After driving a short distance my car can stop dead. Damage to the car's carburetor and vacuum hoses can cause the engine to misfire, resulting in a rough idle. It is located on top, center, front of the engine. One of the most common air conditioning problems is improper operation. The previous module was a 002 545 40 32 that had been tampered with. I have a problem in an engine that does not respond in a high way after changing the speed except the third degree and idle engine replaced the speed to the second degree! And another problem ABS warning light ON??? August 5, 2017 : Followup from the Pelican Staff: Is the check engine light on or flashing when the problem is present? Sounds. Looking for a 1991 Mercedes Benz 300E Idle Control Valve? Get yours at Wholesale Prices and Free Shipping over $50 only here at AutoPartsWarehouse!. Worst 2018 Mercedes-Benz GLC300 Problems. To diagnose a fuel injector problem you need a keen sense of your vehicle, a little time and some basic fuel injector knowledge. Your 2009 Mercedes ML320 BlueTEC may also experiences problems with the illumination of the CHECK ENGINE light,which is caused by excessive build-up of motor oil on the spark plug electrode. This causes even more Blow-by. Auto Idle Stop* Automatically stops and restarts the engine to help maximize fuel economy, depending on environmental and vehicle conditions. This debris, in turn, can enter the engine and cause serious damage. 5 liter V6 has its roots in the 3. The car does indeed have an idle air control valve. Then just lately it decided to stay on for good. To be honest, it is not because MB cars are weak in this area, but because most owners forget that spark plugs are wear items and need to be replaced at the recommended intervals. Idle is computer-controlled, so adjustment screw doesn't do much as ECU will compensate. When I disable it, it works. Engine Stalls, Misfire Code, & Cylinder Misfire The engine may be stalling because it isn’t getting enough throttle opening. rough idle in low speeds is usually due to leaking of vacuum lines check and replace the connectors / tubes ( see pic of vacuum line connector of C 180 petrol ). Hi everyone, Just fixed the roof nicely and now another problem. 5l V6 engines (M272 or M273) have lately all been experiencing a universal Mercedes Benz intake manifold problem. 1 (rough idle): Idle is always rough and shaky - more in "D", less in "P"- and a lot more when the engine is hot. Stalling or sputtering: Older Bluetec diesel engines can have stalling issues at idle or when letting off the throttle due to throttle actuator problems. Hence, after knowing the ways to troubleshoot rough idle when warm problem, anyone. Even now with the issues that have come up i wouldnt say its an issue that stops me driving the car. Includes model range, engines, transmissions, safety equipment, crash testing, features and updates. A Shocking Expose: Your Car's Battery article on Edmunds. I had a similar erratic idle problem on my C320 CID and it was tha mass air flow meter. Chevy TrailBlazer, TrailBlazer SS and GMC Envoy Forum > Tags Threads Tagged with idle problem. The most recently reported issues are listed below. Driving the car, it is fine & smooth. Keyless ignition systems let you start your car's engine without the hassle of fumbling for a key in your pocket or purse. Buy AIP Electronics Idle Air Control Valve IAC Compatible Replacement For 1986-1990 Mercedes-Benz Oem Fit IAC384: Idle Air Control Valves - Amazon. The CIS-E engine control unit ("brain") or ECU, adjusts the idle with a device called an idle stabilizer valve according to engine temperature, speed and mixture. The car starts fine and when warm idles at 1100 rpm unless in drive. Engineers designed the piston rings so the compression gases go behind the rings and push the rings tight against the cylinder walls. Misfires can occur at idle, when the engine is pulling hard under load, at high rpm and during throttle transitions as the air/fuel mixture changes. If I keep my foot on the accelerator and maintain an idle of 1000 rpm when I stop it accelerates with no problems. A new throttle actuator, new engine wire harness, new tune-up. As mentioned elsewhere, idle-stop is already used on hybrids, so if Toyota engineers didn’t foresee a problem (I know, I know…) with frequent stop/starting, then you might be worrying a little too much. Of course, older engines are likely to suffer from intake vacuum leaks of varying severity, and these also can cause idle problems. We know car parts and we know auto parts. This company is not yet accredited. MERCEDES-BENZ 1991-1997 ENGINE WIRING HARNESS DEFECT NHTSA CONSUMER COMPLAINTS Below, please read the list of *793* reported consumer complaints (and counting) that I have found on the U. Again, start the engine and compare how it is running at a stop to how it normally runs. When the cars idle gets rough, it hard to comprehend the related causes. when in gear at a stop it runs about 6,000 and really smooth for awhile maybe a minute then stumbles a bit dosn't quit just misses. A common problem that you may notice is that the car drives fine under normal acceleration. I read on a german forum that is normal to do so because of the automatic transmission. Buy for Mercedes 190 E 2. I replaced fuel accumulator and it starts fine now, but the idle goes from 1000 to 2000 rpms until the motor gets warm. When I leave it with but for example Spotify along with running playlist, it doesn't get frozen. I installed a rebuilt idle control module 002 545 33 32. You should eliminate these potential problems before you dive into troubleshooting the battery drain problem. Irregular idle speed. If your Mercedes-Benz battery dies, read this article to learn how to jump start your Mercedes-Benz the right way. Just disconnect the line to the inlet manifold and block it off temporarily- if the warm idle fault goes you have located the problem. When I disable it, it works. While there are a variety of reasons your Mercedes-Benz E350 has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil. It is considered generic because it applies to all makes and models of vehicles (1996-newer), although specific repair steps may be slightly different depending on the model. ) the RPM's will bounce or surge up and down. It does not seem to be a miss, since there are no other running problems. The CIS-E engine control unit ("brain") or ECU, adjusts the idle with a device called an idle stabilizer valve according to engine temperature, speed and mixture. Damage to the car's carburetor and vacuum hoses can cause the engine to misfire, resulting in a rough idle. by Kyle McFadden. mercedes benz never returned any response to my e mails/ dodge in detroit offered $5750 off of $15,000 then never returned my calls after that. A new throttle actuator, new engine wire harness, new tune-up. Chrysler - Dodge 3. Andy Bittenbinder, an experienced Sprinter mechanic, notes that: "Soot formation is probably highest at low exhaust temps (idle and low load driving) in an electronically controlled modern diesel engine. I cleaned the idle control valve, tried to make adjustments to the cis, but no luck. This also includes the throttle body pigtail. However, at idle its not very well, it idles at approx 650rpm, the whole car shakes, if i touch the throttle slightly and put it at 750 rpm its absoloutely fine. What happens when your Mercedes throttle body doesn't work properly, Limp Home Mode for Non-ASR cars. I would imagine that there’s enough oil residue remaining to minimize any friction/wear. At a given time, the idle may be smooth, but at perhaps the next light, it will be very rough, yet idling higher, 1200-1300 rpm. Electrical System Problem on the 1995 MERCEDES C CLASS. 0-litre OM642 diesel engines - this included the C 320 CDI, C 350 CDI and C 350 CDI BlueEfficiency. Generally, they all report similar problems in performance, which include poor idle,…Read more ›. A Mercedes 560SEL Idle Control Valve works in conjunction with your car's CPU. A Shocking Expose: Your Car's Battery article on Edmunds. If you've had a problem, please help us out and report it. I do have one problem. Through years I diagnosed and repaired many common and unique problems, remanufactured many different components. In other words, if you're about to experience the Mercedes-Benz crankshaft position sensor problem your car might give you some warning. 300E idle problems low performance, FIXED After many hours of checking every possible component problem was narrowed down to two components: The OVP relay and oxygen sensor. The problem occurs as soon as coolant temp hits 40 at which point the idle speed is supposed to drop from 750 to 500. More often that not a customer just wants to know what part to buy to fix the problem. after cold start, every time- VIDEO ADDED Every time I start my car, if it has had time to cool down, (in the am or after work etc. High RPM Engine problems, high idle speed, Chevrolet iveo - Duration: 17:58. I wonder if anyone can help, I have a 1999 Mercedes C220 CDI Auto (95k miles) and just recently it has developed a intermitant Idling problem, it appears every now and then but its getting more often now, There dosen't appear to be any pattern it just starts to idle erratically and sometimes you can just press the throttle and it will go and other times it may last for 15/20 mins. Owners please be aware, if your car goes defective with a MAFS problem and is taken to a Mercedes garage for repair, MB will fit a new ECU/MAFS unit without question they will not want you having it repaired even though the warrantee period allowed by ECU Testing is greater than that on their new unit, so be on your guard, you are the customer, it is your car tell, them what your want done and. To correct an uneven idle or stalling engine, you may need to clean or replace the idle air control valve. ) Regardless of outside conditions and how I’ve driven the car, when I stop, the idle fails to come down below 1800 to 2300 RPM and it hunts up and down between 1800 and 2300 RPM. The idle valve goes closed with 12v and has a signal of just above 5v while idling. Mercedes Engine Misfire Problem Engine misfires are one of the most common problems we see in many Mercedes-Benz cars. Then the idle is 'hunting' ( up/down). 190mex 40,179 views. The Detroit DD15 engine delivers greater horsepower & torque at lower RPMs, keeping your truck in top gear longer while cruising at more efficient engine speeds, dramatically improving fuel economy. My wife’s 2002 C240 engine had a counter balance shaft in it to help smooth out the idle (V6 engines tend to vibrate more than V8’s due to the uneven number of cylinders on each side). The following example assumes the same engine speed and air temperature. Of course, older engines are likely to suffer from intake vacuum leaks of varying severity, and these also can cause idle problems. We know car parts and we know auto parts. It stalls on idle engine lamp comes on and when i restart the car a few times the light is reset. Dead center about a foot in from the radiator. 98x engines. Things to keep in mind. What happens when your Mercedes throttle body doesn't work properly, Limp Home Mode for Non-ASR cars. See all problems of the 1996 Mercedes Benz E320. View information on Mercedes-Benz repair and maintenance. To see how frequently Mercedes-Benz C-Class problems occur, check out our car reliability stats. The 603 saw limited use in the W124, W126 and W140 model vehicles. A car can also pull, which is similar to a jerk but is more gradual and is typically to one side. My idle is screwed up on my 94ES. The most accurate Mercedes-Benz Sprinter MPG estimates based on real world results of 2. The same old 450 SEL idle problem. Extreme engine problems, such as a cracked block, a cracked cylinder head, leaking valves or a blown head gasket, can also cause the problem. YOur mate is NOT using the CORRECT engine oil in there. No engine fires every cylinder 100% of the time. The cause is often a problem in the idle air control system. based on a story by Michael A. Best Answer: If it is an intermittent problem, it's probably not an engine mount. To see how frequently Mercedes-Benz E-Class problems occur, check out our car reliability stats. We offer high quality new, OEM, aftermarket and remanufactured Mercedes 300SL Idle Control Valve parts. Vacuum leaks caused many of the problems on these CIS engines. For instance, if the fuel-air mixture is too rich, a sensor will send a signal to the car's computer, and the computer will instruct the IAC to send in more air to boost the idle. We are pulling our hair out on this one. rough idle in low speeds is usually due to leaking of vacuum lines check and replace the connectors / tubes ( see pic of vacuum line connector of C 180 petrol ). 85 mercedes benz, I've been having some problems with this car, at first the car used to turn off on me when coming to a stop light,(i had to put it in neutral and step on the gas pedal so it wouldn't turn off). Let me use an idle complaint that had me on the ropes as an example. It was changed under warranty and job sorted. Recalls and faults: Mercedes-Benz R171 SLK-Class (2004-11). 05 ohms at the primary, 9,300 to 16,000 ohms for the secondary). Other causes for a diesel engine failing to burn the diesel fuel and producing white smoke include poorly sealed piston rings, burnt-out glow plugs, poor fuel quality or a clogged air filter. I also have this absolute weird problem with windowasher fluid. I just went through High Idle Hell with my '83 380SL. Common symptoms of a failed engine mount is the increase in engine noise and vibration felt inside the car. A few misfires are to be expected under these conditions, and should cause no major performance problems or significant increase in emissions. Edmunds also has Used Mercedes-Benz CL-Class pricing, MPG, specs, pictures, safety features, consumer reviews and. Mercedes-Benzes are very complex cars and one can be lost in electrical and mechanical problems these beautiful cars can experience. Mercedes 190E Idle AFM Problems. Have a good dig around, check they are all in good condition and everything is connected properly before splashing cash on parts! The idle valve can be soaked overnight in meths to clean it out. We have worked hard to design a site that caters to everyones Mercedes Benz C280 Idle Control Valve needs. You can experience this when setting your timing at an idle. Continue reading below for a better understanding of the most common problems associated with the E-Class w212. , giving it some gas) but when I have to stop for a light or traffic, the RPMs start to drop and unless I catch it and give it some gas, the car dies. cold start is fine, after it warms up it idles rough and stalls at stops, sometimes it will restart most of time it wont start, I think the mixture is to rich for one. Since 1979, Adsit Company has specialized in quality parts exclusively for Mercedes Benz automobiles. We've got a wide rang of top-quality Mercedes Benz 190E Idle Control Valve of all the best brands in the industry at an affordable rate. Have a good dig around, check they are all in good condition and everything is connected properly before splashing cash on parts! The idle valve can be soaked overnight in meths to clean it out. B Class 180 CDI engine hunting at idle only when warm a new part and the problem is the same still. Driving the car, it is fine & smooth.