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#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. Remove the plastic (NOT brass) protector of your airline. Could that be it? Save my name, email, and website in this browser for the next time I comment. I am convinced that somewhere there is an electrically actuated Non-return valve that is supposed to lock the pressurised air in the system when it is shut down. If there is a problem or leak in any one of the front Air Struts, then the suspension will either not be able to fully raise itself, or. Apply leak detector at those locations to make sure they are not leaking. Plug the scanner into the OBD II port and it will tell you more about your problem than what we can in this article. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The problem could be most likely due to an electrical fault. 8. Occasionally, a relay could fail due to loads over longer periods while engaging with the compressor. 17. There is a possibility of leakage at any of the connection points within the Air circuit. Also the Air lines can run thru depending how they are routed , Spare inline repair connections are available on the Bay. Mercedes-Benz E-Class: How to Replace Rear Shocks | Mbworld Someone mentioned a valve block at the front. Use a socket or lug wrench to loosen your wheel bolts and remove the wheel. Table 1 shows the 9 most common suspension problems. Use a multimeter to test if there is 12-volt power at the connector. As you apply the leak detector on these locations, check them in the next 5 to 15 minutes. We and our partners use cookies to Store and/or access information on a device. Good job I was at home when it happened. And that the non-return valve is sometimes shutting properly and sometimes not. Mercedes Benz Air Suspension Troubleshooting Guide Airmatic Visit Use the floor jack to elevate your Mercedes-Benz E 350 at least two feet above the ground. If the car drops over the next few days, the air suspension may not work to airlift the car. Remove your battery. I have almost exactly the same symptoms on my 2004 211 Estate. 2. Some auto repair shops may not try the epoxy solution, as they cant guarantee their work, plus they dont make much profit. If there happens to be an AirMatic Valve block, then air can leak back into the compressor and then potentially damage the compressor itself. Im amazed at the fact that MB cant maintain quality on air suspension of estates its not rocket science, if it isnt airbag leaks its water ingress into pumps. 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. (Remember: Slide in, Compress, Rotate). The root cause of strut failures. Jes; Aug 31, 2022; Wheels, Tyres . 5. This can cause the vehicle to not maintain the ride height required. You basically will be spraying the lines and the different components with soap and water and look out for air bubbles. You must log in or register to reply here. These air springs rank on par with OEM parts. This is the least expensive solution. All the kit you could need as standard including adaptive dampers and a rear view camera. Insert your new spring. The relay opens and closes electronic circuits. Therefore the particular strut was unable to maintain the required ride height. The car will drop more on one side, typically on the side of the leaking air strut. The Rear suspension is at maximum Ride height at one or both then corners. Generally, this part only lasts about 40K- 50K miles and mostly fails after that mileage. For more information on what data is contained in the cookies, please see our Privacy Policy page. On starting the vehicle, the corner would rise, but only temporarily before sagging again. Theres no denying the Mercedes Benz E Class offers a smooth drive. The air suspension compressor relay is known to fail. does anyone have an idea. 4) The compressor has a filter for the air intake which is basically a Mann fuel filter, WK 32/6. Mercedes Benz E Class owners have reported 57 suspension related problems since 1996. This step will allow easy access to the bottom part of your air spring. Mercedes-Benz dealerships will make sure the mechanical seat adjustment range limitations for the front passenger seats are installed. The Front generally goes up first in Axle-Lift. Note that the repair itself is not difficult. Had the same problem on my estate, would drop overnight. 1. There are a couple of ways to perform this. Cabin rattling sounds caused by loose interior trim parts may start developing over 100k miles. While replacing the Control arm, look for a good aftermarket solution that would give more service life compared to the Rubber-Hydraulic bush. Could one or both rear level sensors be kaput? The models under the W212 platform were E200, E250, E300, E350, E400, E500 and E63.if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[250,250],'vroomo_co_uk-medrectangle-3','ezslot_9',108,'0','0'])};__ez_fad_position('div-gpt-ad-vroomo_co_uk-medrectangle-3-0'); In the W212 Platform, the Front suspension set-up was changed from a Double Wishbone set-up in the W211 to a MacPherson Strut. How to put a Mercedes Benz in neutral without a key? All in all, your Mercedes-Benz E 350's air suspension is directly responsible for ride quality, ensuring active dampening based on road conditions. Faults like air leaks may be thrown up on an laptop but it won't tell you the component that is leaking. Fix Mercedes-Benz E 350 Suspension Problems | Mercedes-Benz USA Parts The air suspension compressor filter should be replaced as it is considered a maintenance item. Used Mercedes-Benz E-Class Estate 2010-2016 review - What Car? Remove the fitting on the airline. Thursday morning it had collapsed completely again at the back - both sides. Luckily I found it before I had a bad accident. Hello I have an 2003 Mercedes s 500. 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. Rear Brake Pads Replacement; Rear Bulbs Replacement; Starter Motor Replacement; Wiper Blade Replacement; Offers; Car Manuals. When I came back and drove the car, immediately the warning appears Airmatic too low !! These solutions have shown to work. If the pump and power to the pump is fine, then the likely cause is the.. 3. height level sensors. I changed the control unit behind the rear bumper (as it was a cheap potential fix) to no avail. I've just had the pleasure of rear suspension shenanigans on a W212 (2010 E-Class estate). Mercedes E-Class Estate Owner Reviews: MPG, Problems & Reliability The air suspension compressor filter should be replaced as it is considered a maintenance item. For now, loosen those lugs and move on. 2005 model year quality upgrades . These steps are explained in the Troubleshooting Vehicle Sitting Low section. Remove your wheel. A simple OBD II can not read more than just the Engine Electronics, ECU. Hence, the condition of this link and its joints needs to be checked. Here is a picture that shows no power to the air suspension pump. Therefore the particular strut was unable to maintain the required ride height. Some leaks are soo small; they may take a few moments to form. Rear Height Sensor is malfunctioning. Suddenly, the steering wheel began to turn to the right and the front passenger side of the vehicle collapsed onto the ground. Mercedes W212 Air Suspension Issues Explained (+5 Tips) Replaced both bags, all good now. Troubleshooting Rear suspension Riding Lifted Two possible Causes for such a symptom: Rear Height Sensor is malfunctioning. Id there a way of testing those? W211 estate rear air suspension - Mercedes-Benz Owners' Forums In some cases you might get this error message, If the suspension sits low, it mostly means that there is either Low or No pressure at the Air Struts. Costs But once your air suspension fails, that luxury disappears in an instant. AIRMATIC VISIT WORKSHOP! message on the instrument cluster. If a major leak has developed, you may even hear a hissing sound from the wheel housing area. Pulled over and found that the rear suspension was completely dropped. Air leaks are difficult to troubleshoot, especially if you use water and soap method. They might be faulty so to test them you can disconnect them, and operate them by hand whist checking resistance. The bottom part of the air bag wasnt seated into the lower suspension arm completely. 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. The error would generally appear as STOP: VEHICLE TOO LOW. First, lets look at some of the warning signs and symptoms of airmatic suspension problems. . These are pretty much 100% guaranteed to seal and can be put in before you mount the spring making the job so much easier, just push the hose in once you've got the spring in place. 125.99. Put your calliper back into place. One that can access multiple control units and we recommend is the, Air Suspension AIRMatic and ABC Encyclopedia Resources, Assembly Instructions Mercedes S-Class DC W220 Airmatic (not models with ABC), Airmatic Shock Installation Mercedes-Benz S-Class W220 by Bilstein, Mercedes Benz W220 Front Air Spring Replacement (VIDEO), Mercedes Benz S-Class Front Air Shock Replacement with Arnott Aftermarket Replacement Parts, Air Suspension Fix Documentation (Forum thread on BenzWord), Rear Air Strut Removal and Installation of Arnott Replacement Parts, Mercedes Benz ABC System Troubleshooting Guide. Raise the vehicle a few centimeters in just a few seconds. Check if you can hear the pump working (very fast ticking sound) located near the rear bumper. Mercedes E Class 212 Airmatic Malfunction Suspension Fault Problem Fix You will have to invest around $200 on the scanner, but it will pay for itself in a short period. Common W212 E-Class problems. They end up developing a leak at the mastic at the top of the strut. If there is a problem or leak in any one of the front Air Struts, then the suspension will either not be able to fully raise itself, or. As of last weekend I've now replaced the compressor, filter and pipework on the intake side. With fuse #32 removed, the engine will crank and run whether raised or lowered, but obviously theres no air suspension in operation. There will also be a Hissing Noise while doing Axle-Lift due to the Air Leakage, If the Ride Height sensor is broken, damaged or locked, it will cause the AirMatic system to get confused and not maintain ride height. You basically will be spraying the lines and the different components with soap and water and look out for air bubbles. 2012 Mercedes-Benz C-Class C 250 For Sale | Houston TX If you tried the tips and tricks on this page and still cant find the problem, then your next step is to obtain a diagnostic scanner for further diagnosis and troubleshooting. Sometimes it will drop every night for a week; other times it would go several nights without dropping. 2. Remove your vehicle's battery to disable the air suspension system. Be sure to lower it onto jack stands after jacking up your car. This is on my E320 w211 Estate with with rear sel leveling suspension only. 7F7C54E6-A196-488C-AEB0-3ED0C9312912.jpeg. Please advise, thank you. This means youll need to rotate it to fit. Are you sure you want to change your dealer? The problematic Strut side will go up slightly and lower itself immediately, while the other corners are raised. With fuse #32 in place and the car lowered to a critical level, the car cranks but immediately shuts itself down. It has a pressure relief valve which can be set to 12 or 14, or 16 bar- the Benz warnings suggest that the system may contain 10 bar so that is probably the working pressure. Knocking or Creaking Sounds while going over Bumps, Vehicle Self-Steer under hard acceleration, Vehicle would be sitting low and unable to raise.