Occasionally, a relay could fail due to loads over longer periods while engaging with the compressor. The root cause of strut failures. I had similar issue which resulted in having to release the pressure by unscrewing the air pipe in the distribution box because the valve at the top of the air bag is nigh on impossible to reach. The basic Suspension set-up would be the same for subsequent generations as well. It can last for years or months. Table 1 shows the 9 most common suspension problems. Instructions: Remove your vehicle's battery to disable the air suspension system. This step will allow easy access to the bottom part of your air spring. Yes you can raise the car without starting the engine if you have the right scanner. - A very helpful mechanic in Castlebar identified that the problem lay with a broken arm on the rear suspension height sensor, and managed to effect an interim repair with cable ties. Dont forget to click express shipping for delivery in 1-2 working days. The best way would be to use a Diagnostic Scanner and check for the Error Codes that the tool displays. To accept cookies from this site, please click the Allow button below. Watch this video on how to replace the top strut seal. This is especially true with air spring leaks, caused by small holes and tears in its rubber material. From front to back, windshield wipers to brake lights, we have all the right parts for the job. #1 Tried to pop out to the shop last night and noticed the car was bouncing around all over the place, and then a suspension malfunction orange warning was displayed. Dont panic! Save my name, email, and website in this browser for the next time I comment. AIR SUSPENSION FAILURE: VISIT WORKSHOP.. The worse the air spring leak, the less capable your Mercedes-Benz E 350 is of absorbing road shock and the less comfortable the ride. The problem could be most likely due to an electrical fault. Please advise, thank you. While it can be done with soap and water, to make this challenging task easier, we recommend using a solution that is designed to help you find air leaks. Halfords tried to con me into buying an air bag because "their laptop told them it was leaking" which would have cost 650 plus! Note that the repair itself is not difficult. 71K views 4 years ago Suspension Malfunction Drop message in your Mercedes 212 E Class could mean that you need to replace your control valve module. If you investigate closely, you may notice that as the front or the back of the car drops, it will drop more on one side than the other. When the seal in the strut degrades it no longer provides the isolation required and a leak starts. Most advanced OBD II scanners will read and clear the airbag, air suspension, transmission and other system trouble codes. By creating an account with our store, you will be able to get free voucher, move through the checkout process faster, store multiple shipping addresses, view and track your orders in your account and more. W211 E-Class. They are a little bit more expensive that the two solutions proposed above but still cheaper than replacing with dealer parts. the problem doesn't present itself, but you shouldn't have to . On starting the vehicle, the corner would rise, but only temporarily before sagging again. The most common Mercedes E Class suspension issues are: Knocking or Creaking Sounds while going over Bumps Vehicle Self-Steer under hard acceleration AirMatic Issues Corner Sagging Vehicle would be sitting low and unable to raise Squeaking Noises Suspension Error message Rear suspension Riding Lifted E Class Suspension Set-up The valve block contains valves which open and close to direct the air pressure that is sent to each air sturt. FOR MERCEDES E-CLASS W211 S211 ESTATE REAR AIR SUSPENSION SPRING BAG 2113200925. 17. Remove the fitting on the airline. 7. Perform a quick visual check of your ride's height to determine if you need to address the compressor. I have had to have engine work done and car needs moving to another engine specialist. The error would generally appear as STOP: VEHICLE TOO LOW. They end up developing a leak at the mastic at the top of the strut. Air compressors hold a component called dryers, which remove moisture from the air to boost compression power. These solutions have shown to work. Insert your new spring. Remove your battery. need replacements for those as well. Used 2012 Mercedes-Benz C-Class, from Mercedes-Benz in Houston, TX, 77027. Could be this from the frozen temperature and dont run the car for a month? Once you connected the scanner into the diagnostic port located under the dash on drivers side, you will be able to retrieve the fault codes from any of the control units in your Mercedes-Benz. Apply leak detector at those locations to make sure they are not leaking. There are top seals in the strut that fail or wear and over time, they will develop air leaks. He stated that while driving at speeds of less than 40 mph, the contact thought he had run over something and there was a violent vibration in the steering wheel. It runs continuously, as opposed to simply activating when riding over a large bump. Is there a way to test the solenoid valve, either inside or outside the car? It will be even better if you have a, If a Star Diagnostic scanner is out of budget you should consider the less expensive professional diagnostic scanners which allow you to read and erase fault codes. The 211 ENR suspension is dead basic, pump and reservoir/valve block in the front, 3 pin connection to it which blows air to the airsprings. Free delivery for many products! Usually mounted to the rear of the car. There is a possibility of leakage at any of the connection points within the Air circuit. Your email address will not be published. Find many great new & used options and get the best deals for 2x AIR SUSPENSION SPRING BAG REAR LEFT & RIGHT FOR MERCEDES E-CLASS W212 S212 at the best online prices at eBay! Also, check the fuse for the air suspension compressor. I seem to recall the pipe can chafe where it goes over the rear subframe. If the Ride Height sensor is broken, damaged or locked, it will cause the AirMatic system to get confused and not maintain ride height, Rear Air Spring has an issue. As you apply the leak detector on these locations, check them in the next 5 to 15 minutes. It's a compressed air system and has been known on some examples to fail, leading to. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. In this brief article we have discussed the different Mercedes E Class Suspension issues including AirMatic issues, what the causes are, and Troubleshooting Tips. For example, you will get C1324-001 or C1325-001 which mean a communication or fault is present by the solenoid valves in assemblyY53 ( rear axle damping valve unit). In the next section, we will show you how to check if the air suspension compressor is the problem. This way, you have extra reinforcement for your suspended sedan. You have the option of replacing the air strut with a new one, but if you get a quote on this repair, you may end up regretting that you bought a Mercedes-Benz. In normal driving going over uneven surfaces, the suspension makes squeaking and mild rattling noises, Shock has reached its end-of-life, generally the shocks last between 80K to 100K miles. The dark oil stains, if any, are from the Hydraulic Fluid that escaped the bushing after it ruptured owing to wear. Mercedes-Benz dealerships will make sure the mechanical seat adjustment range limitations for the front passenger seats are installed. Took the compressor out cleaned out the solenoid chamber which was very wet, dried it all out. If its intermittent its probably on one of the bags. This prevents your air suspension system from powering on or moving while working on your car. Lower your dust cover to reveal your air spring. 2022, CarProblemZoo.com All rights reserved. Firstly, if it's an electronic fault you should have a fault code or message on the dash, if so any fault will be picked up using a diagnostic laptop to make diagnosis a lot easier. Especially the right rear side is slightly lower. If the Airmatic Shock has failed it could lead to dislodging of internal components and subsequent squeaking noises when the vehicle runs. 18. You will need an OBD II scanner such as Star Diagnostic or YOUCANIC full system scanner to read the fault codes. If the Ride Height sensor is broken, damaged or locked, it will cause the AirMatic system to get confused and not maintain ride height, Rear Air Spring has an issue. Sometimes there is dark brown oil stains on the lower control arms, While there are multiple reasons for Knock or Creak sounds, the most susceptible component within the suspension would be the Lower Control Arm or Forward Tension Strut Bushing. 4) The compressor has a filter for the air intake which is basically a Mann fuel filter, WK 32/6. what do you thing? Follow these DIY instructions on how to replace the air compressor. Our verdict on the Mercedes-Benz E-Class Estate E220 CDI. Free Postage. [CDATA[ amzn_assoc_placement = "adunit0"; amzn_assoc_search_bar = "false"; amzn_assoc_tracking_id = "mercmedi00-20"; amzn_assoc_search_bar_position = "top"; amzn_assoc_ad_mode = "search"; amzn_assoc_ad_type = "smart"; amzn_assoc_marketplace = "amazon"; amzn_assoc_region = "US"; amzn_assoc_title = ""; amzn_assoc_default_search_phrase = "bubble Leak Detector"; amzn_assoc_default_category = "All"; amzn_assoc_linkid = "b090d46faae186bba7f68197ae3c0554"; amzn_assoc_rows = "1"; // ]]> This is described in detail in this document that you will find here: How Mercedes-Benz dealer fills the air suspension spring (PDF). Not had a problem since. 3. These steps are explained in the Troubleshooting Vehicle Sitting Low section. If you accidently damage the air spring bellow covers, you can purchase new ones online without having to replace the whole strut. If you dont have a multimeter, consider getting one as they are very useful when it comes to car troubleshooting, here is a list of. Dont worry; there are a couple of Do It Yourself solutions to this problem that will not break the bank. This is on my E320 w211 Estate with with rear sel leveling suspension only. Insert your airline. And thats leaking air from your rear air springs. 2. Both sides have been replaced at different times, the last time a few months ago, and the car has been OK since. If you have a leak tight system and the compressor runs when actuated you must have a leaking air spring or 2. Use the floor jack to elevate your Mercedes-Benz E 350 at least two feet above the ground. These air springs rank on par with OEM parts. Through this, it controls the AirMatic compressor. Check for proper air spring inflation before reattaching your wheel, lowering the vehicle back to the floor, and pumping your brakes for a full recalibration of your brake pads. With this leak detector, even if there is a small leak it will show a bubble immediately which you may miss with soap and water mix. Instead, order your W212 and S212 air springs today to fix your suspension. The sensors detect the vehicle level at the axle and sends a resistance reading to the air suspension control unit. If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. The problematic Strut side will go up slightly and lower itself immediately, while the other corners are raised. There is the chance of a blown fuse for the air compressor pump. Otherwise, you may have a small leak that will develop and cause your car to drop when parked for a few days. If a major leak has developed, you may even hear a hissing sound from the wheel housing area. If all fails, there is another way to diagnose the air suspension. Summary of the most common problems with Mercedes-Benz air suspension systems, DIY solutions are provided in the next section: //
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