How to fix safe mode mercedes benz. you will see numbers for each pin.

Oct 6, 2023 · Buy YOUCANIC Pro Scanner https://www. Electrics, Vacuum, Ignition and ECU. Scroll down to Read Fault Codes and press enter. ”. And judging by the problems listed in this forum, apart from a broken electronic fuel pump, the problem could be one of the following: *fuel Seals on the right hand rail. Save the changes to ensure the deactivation takes effect. Feb 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 Jan 10, 2023 · If you see a red or yellow warning light on your dashboard, take your car to a repair shop or self-check by using a scanner. Check Price at Jun 21, 2022 · The ABS light comes on in the dashboard of Mercedes-Benz C-Class when one or more of the wheel speed sensors have malfunctioned, brake fluid is too low, the fuse is blown or the relay is bad, tire pressure is low, or if the ABS module has developed a defect. Repeating this procedure several times may reset ABS and ESP systems, clearing the warning message from the display. #2 · Feb 3, 2009. then cycle the key and go drive. If you are going to store your Mercedes-Benz for the winter, you should make sure to use something such as Rain-X Winter Windshield Washer Fluid -25 Degree. FOXWELL NT510. if it still acts up, you need to go to MB and have them read the fault codes and diagnosis What Is Limp Mode? It is a meticulous calibration used by the transmission control unit or the engine control unit to halt the motor when powertrain components detect a problem. Several technical and how-to topics are covered here. The seals and gaskets around the struts and the air lines can also wear out and cause a leak. If the battery voltage drops too low during startup, it can cause a What do you do when your key fob battery is depleted and you are in hurry? Don't panic. And after restoring most of them, I gathered an invaluable amount of knowledge and repair experience. "Safe mode" is when the engine disables a cylinder. Like. I have a 2004 S430 and every so often while driving I get a pre-save inactive code and the car stops responding to depressing the gas pedal. *Fuel injector problem. M. There is Mar 10, 2023 · Mercedes’s “Anti-theft protection activated” message on the COMAND screen can be caused by several factors, one of which is a weak battery that is not holding a full charge. Technical. It is usually black and/or marked with a minus (-) sign. this is just a function that in case of an axident the seats windows and roof will close and put the driver and passenger in a safer position. 2. Do not press the gas pedal or any other buttons on the car. Dynamic Select technology allows you to customize your driving style to maximi Apr 15, 2010 · Follow the step by step instructions in ALLDATA to adjust your linkage. Wait for about half an hour to reset your car’s computer system. Start with MAF, super easy and cheap $9 can of MAF cleaner, buy 2 of them, clean the MAF, if it doesn't fix it, then clean the TPS. Turn off your lights, AC, and anything else drawing Active Parking Assist not only helps you detect available parking spaces, but can help you to maneuver smoothly into suitable parking spaces. Leave your car off for about 5 minutes, then restart the car and see if you can shift into high gear. Hold the call accept button on the steering column, and immediately press the OK button on the steering Apr 29, 2016 · Stop calling it a Safe Mode, you are confusing the people, there is no mode there, if there is one it is malfunction mode Possible reasons; Throttle Position Sensor or a bad/dirty MAF. Apr 19, 2024 · As stated earlier, in most cases, Active Brake Assist Functions Limited means the brake assist ‘sensor’ at the front of the car is dirty and, therefore, can’t sense distances to the object at the front. A new pump is $1360 from Genuine Mercedes and even a used specimen will fetch upwards of $700 at a junkyard. A faulty mass air sensor (MAS) 2. You will activate the kick-down switch by pressing the Typically caused by a clogged catalytic converter or bad MAF. If you purchase a product or service with the links that I provide I may receive a small commission. A ‘PRE-SAFE Inoperative’ message can have various causes, including weak batteries, wrongly positioned sensors, and defective seat belt switches. 5 Problems with System Calibration. We've got your back! Learn the feature of #StartingVehicleInEmergency Mar 8, 2009 · b-benz Discussion starter. However, you select Selection Manual Here are 5 easy steps to take to get out of limp mode, which includes: Step #1: Inspect the Fluid Level. . unplug the 2 plugs & look at the sides of them. Start the car and drive to see if it is out of limp mode. Then run the wipers for a few minutes to get the windshield washer fluid into the Nov 11, 2023 · Resetting Pre Safe Mode in Mercedes can be done by following a few simple steps. It is either a bad sensor ($$) or a dirty or corroded connector (simple, inexpensive to clean). It's not as if your subwoofer's pumping out at 11. Select option for model selection: The scanner has various options; you can choose SmartVIN to detect your vehicle automatically. As AIRMATIC systems start to age, the rubber around the strut can become brittle, cracked, or punctured. This should reset the Pre Safe Mode in your Mercedes. If your radar sensors are clean but the Pre-safe functions limited message is still appearing, then there most likely is a problem with one of the radar sensors. Pre-safe resets are also covered in the resets link in the Encyclopedia. Scan your car for errors with an OBD2 scanner: Feb 23, 2017 · The idea behind the Mercedes-Benz PRE-SAFE ® system is to prepare for an accident before it even happens. That could be a rollover, a frontal impact, or a multitude of scenarios. Mercedes-Benz vehicles can be identified by the Apr 28, 2023 · 5) AC only blowing cold air. Make sure when your press the pedal all the way in that the throttle is at the full stop. The radio says WAIT, usually because you have entered the wrong code too many times. On the code description, you will get a message such as “front right ABS wheel speed sensor implausible. One of the more peculiar problems E-Class owners face is a faded interior wood trim. What Scanner ACTUALLY works and which ones don't work. Mercedes-Benz offers a wide range of passenger and commercial vehicles, including subcompact sedans, coupes, multi-purpose vehicles, sports utility vehicles, crossovers, electric vehicles, vans, trucks, and buses. Weak or dead 12-volt battery. If I cut the car off and back on, it helps the problem until the next time. Press the gas pedal all the way. find the TCM under the passenger side carpet against the bulkhead. 2 Faulty Wiring or Connections. It can be fixed by cleaning the sensors in the front of the vehicle. Read full article here: http://www. Wait 20 seconds. Position II: You should hear two clicks, and all your dash lights should turn on. This could be due to a problem with your car’s electrical system and it could have several causes, such as a faulty alternator, faulty battery, bad electrical connection or damaged cabling. Nov 30, 2017 · The purpose of limp mode is to limit the vehicle from performing functions when conditions arise that could render full operation dangerous. It is a common fault for Mercedes-Benz cars when there is snow. The Autel MaxiDiag Elite MD802 is a powerful diagnostic scanner that is handy for Mercedes-Benz owners and auto mechanics. Mar 15, 2023 · Buy YOUCANIC Pro Scanner https://www. At the socket we have: a) pin 1 (pink/black) battery voltage wth Ignition ON. Turn the car OFF. Add the correct windshield washer fluid reservoir if you have only water in your windshield washer fluid. drivers seat im unsure about, command is getting tossed and the a/c is a flap actuator arm that is cracked, which i cant get to and am not Aug 28, 2019 · PRESAFE® uses a network of sensors like these to detect when a collision may be imminent. 3 liters is not enough. The owner's manual mentions several: 1) If you have changed tire inflation pressure; 2) If you have replaced or installed new wheels or tires; 3) Having an underinflated spare tire. Hi I bought the car of my dreams 2 years ago, after saving hard. Step #4: Reset Transmission Adaptations. Mar 28, 2023 · To bypass limp mode: Turn off your car and let it rest. Start your vehicle, and while parked, turn the steering wheel as far as it can go to the right, then do the same but to the left. Remove the connector under the seat as shown in the picture with the blue and yellow wire. Stuck in gear or trigger the ABS/ESP light to illuminate. If left untreated, a leaking air strut can cause damage to the rest For over 20 years I owned, repaired, and still have many Mercedes cars - 420SEL, 300E, E320, few S500s, ML430, S320, 500SL, S420, C280, few SL600s, S600s, CL600, S550. The seat belt retractor is disconnected or faulty. If warning lights or messages still persist after resetting Jun 24, 2007 · Anyway low tranny fluid level in a . Jan 19, 2022 · My steps to troubleshoot: 1. Previous minor collision. 3. I've read that some folks have had a faulty warning "10 starts left" indicating more adblue needed. remove it from the plate, held by 2 plastic nuts. Buy YOUCANIC Pro Scanner https://www. The causes of the latter type of warning can be several. Get to know your Mercedes-Benz vehicle with in-depth instructional videos presented by Mercedes-Benz USA. Then use the book procedure. Turn off the ignition, and open the hood. Detach the cover in front of the module turn the car ON again, if the fault persists, turn the car off pull the sensor module off and bring it into your home for a while let it get to room May 26, 2010 · Right after I let off the brakes the "Pre-Safe Unavailable" message came up. The seat headrest was released, or the wires to it were damaged. The scanner will turn on. Dec 5, 2019 · It will fix itself, provided the part is in good shape. Select “Disabled” from the “Anti-Theft Protection” menu in your vehicle’s settings. star only shows errors for the drivers seat, command and a/c. Jul 28, 2014 · If the system senses that a collision is imminent, its PRE-SAFE Brake feature automatically initiates up to 40% braking power, audibly alerts the driver, and engages the PRE-SAFE system. It has a broad coverage for most makes and models. If the “Anti-Theft Protection Activated” message still persists, try resetting the system by turning Feb 13, 2020 · 7 Things that can cause Limp Mode in Mercedes: 1. Apr 19, 2005 · Just put it in position 2 and switch off the aircon and lights. I know a big one is the ETA (Electronic Throttle Actuator) If its bad then you will have limp mode, with an ASR light. 6 tranny can cause all sorts of issues. So after restart the "ESP Visit Workshop" , "ABS Visit Workshop" Check Engine light, and ABS light came on. This can be due to several things. To keep your engine running smoothly, it is recommended to change the oil every 7,500 miles or every six Sep 9, 2014 · That will be X55/4 A2. EGR and exhaust fuel issues. In this case, you can do the following; 1. now first off get a tranny dipstick from MB, then when the tranny is hot, check the level and get it to the correct level. On the next screen, you will see a couple of fault codes. When the ABS light / comes on in your C-Class, the anti-lock braking system is disabled. Sep 10, 2019 · Reduced engine power. Oct 30, 2013 · DEF warning malfunction. Your radio and a few dashboard lights won't drain your battery that quickly. In hindsight, if I had just taken the car for a drive the first time, it would have worked as well. All is well that ends well. Jan 12, 2019 · The video describes a procedure for diagnosing and repairing fogged headlights on several Mercedes-Benz models, including the C-Class, S-Class Coupé, S-Class Jan 4, 2017 · HOW TO FIX MERCEDES TRANSMISSION THAT DOES NOT SHIFT LIMP MODE Check Out Our Website: http://mechaniclifestyle. Turn the ignition key to position "1," or if you have a push button ignition, press the ignition button once. Use an angle grinder to cut the bolt off if your ignition is locked. Dec 29, 2020 · *Disclosure, these are amazon affiliate links. OK to reset the Pre-Safe message with a Mercedes star diagnostic you have to resynchronize all the seat positions of the driver and passenger Feb 26, 2015 · Pull over and turn the car off. 3 Software Glitches. Step #2: Scan for Unit Fault Codes. If you are getting a blind spot inoperative on your dashboard every time it rains, remove the radar sensors on the rear bumper and ensure they are properly sealed. If the battery is over five years old and does not hold a charge, it may provide below 12 volts when you turn on the ignition. com/manualsAsk Car Questions & Get Aug 23, 2021 · 1. Aug 21, 2023 · 1. Rust. You probably will need access to the trunk, under the hood, both front doors, and rear right door. This is necessary because oil breaks down over time and can become contaminated with debris, which can harm your engine. Apr 8, 2024 · Sometimes you might have tried to reset the limp mode but your car might still not be working correctly. b) pin 3 (brown) chassis earth. Sep 13, 2023 · Step 4: Recharge or Replace the Battery. If your Mercedes-Benz ESP® BAS light is on, it means one or more related systems have an issue. If cleaning works you will still have to clear the code in the engine computer with a OBDII device. 10. Inspect the Fluid Level. When the driver brakes, 100% braking pressure is instantly applied. Feb 3, 2019 · Could have dislodged a sensor wire. Feb 13, 2024 · The most common causes that trigger pre-safe functions are limited to Mercedes-Benz vehicles. Let’s get started! Aug 16, 2018 · In this video you will learn how to set your driving mode with Dynamic Select. Aug 16, 2005 · So as a reminder: Power limits at 3000rpm on 4th gear and thereafter. You should see all the dash lights come on. Learn how to activate this feature on your E-Class. When limp mode activates, the safest choice is to park the vehicle as soon Aug 1, 2018 · The error message and white triangle appears on dash and car goes slowly. Orange light I assume you mean the CEL, Check Engine Light. Aug 29, 2018 · Mercedes-Benz Servicing, repairs, engine and diagnostics Wayne Gates - Mercedes-Benz, Unit F3, Phoenix Industrial Estate, Rosslyn Crescent, Harrow, Middlesex, HA1 2SP Tel: 020 8863 9233 Established for 20 years all vehicles washed and vacuumed. The next step is to perform a visual inspection, looking for Mar 22, 2020 · You could run an experiment and that is, wait for the temperature to be low and the module displays the Pre Safe function is limited. When I adjusted mine limp mode went away! 3. What I did NOT have clearance over was the 1" projection of rebar above the stop (used to hold the concrete stop in place). Modern vehicles, including your Mercedes, are equipped with safety mechanisms that prevent the car from starting if it’s not in the correct gear or if the brake isn’t engaged. Hope this helps. It evaporates and leaves them clean and dry. There is also a "STORED" code : Chassis CAN bus : No CAN message was If your airmatic suspension develops a bad leak it can drop all the way down to where it is near impossible to get a jack under the car. Broken, cranked or loose wiring harnesses. 2 Locate the “PRESAFE” Button. Nov 12, 2023 · To deactivate the anti-theft protection on your Mercedes, follow these steps: 1. Step #5: Replace the Valve Body. Get it fixed right away. Hope this is helpful for other with similar issues. Sometimes you may note your Mercedes is only blowing cold air. Feb 2, 2023 · One of the most common Mercedes air suspension problems is a leaking air strut. Sep 20, 2013 · The R230 has a tandem pump that operates both the ABC and the Power Steering system. Make sure the odometer reading is showing on the dash. Forums. Here is a little tip Jun 21, 2024 · The “Stop Vehicle Leave Engine Running” message appears on Mercedes-Benz models made after 2015, including the C180, C250, C43 AMG, C200, E300, GLC300, and C300. Your transmission may be back to normal, but there may be underlying issues that you need to address. 1 Sensor Malfunction. It will shut the car off if not cleared. As the name suggests, this mode deactivates and reduces the impact of secondary systems, such as air-conditioning, radio, and screens, on overall performance. If the fluid level is low, it can cause hard shifting, jerking, or slipping. In much the same way that safe mode restricts the functions of your computer, limp mode restricts the vehicle pending maintenance. Nov 16, 2011 · NO light comes on when the problem occurs, even when the vehicle is running in limp mode. The message (Pre safe unavailable won't make your car stall. If you could leave the ignition on in step 2, you would press the bolt in and easily remove the steering lock. 1 Ignition On or Engine Start. Bad Brake Switch. One of the most important maintenance tasks for your Mercedes-Benz is to regularly change the engine oil. Remove the cable from the terminal using a wrench. It is an in-house safety technology developed by Mercedes to reduce the severity of an accident when it happens. To avoid battery discharge when the ignition's not on. In this guide, well cover everything you need to know about anti-theft protection for your Mercedes-Benz, from the different types of protection available to how to activate it. While Mercedes-Benz is well known for manufacturing their vehicles with high quality components, the one thing they cannot control is the rate at which the interior or exterior components deteriorate. Your car would run noticeably rougher and shake violently, so I assume its something else. So you need to open them all up, then close all door/hood/trunk latches with a screwdriver or something. 4 How to Reset Pre-Safe Mode Mercedes. Press the bolt in and remove the ignition lock. Warren 2015 S550 Formerly: 2013 S550 2010 S550 1978 450SL. youcanic. Oct 12, 2022 · #presafe #edralinbustalinio #mcbautomo #eddexpert #steeringangle #invalid #initialization #alignment #this car haa been repair in other garage and indicator Procedure Reset Transmission Adaptive Learning DIY. Check your oil and transmission fluid, and top off if either are low. One common cause of Mercedes automatic gearbox not changing gear is a bad brake switch. It will scan and erase codes for the Airbag, Powertrain, Chassis, Body, Engine, Transmission, and Information & Communication systems. How to RESET TCM Electronically. Turn the key to position 2. #1 · May 21, 2011. Dec 1, 2023 · A simple method to fix brake, EBR, ABS, and ESP warnings involves restarting the vehicle and turning the steering wheel to the left and right with the engine on. Don’t let a dashboard warning light ruin your day! In case you’re unsure which scan tool is suitable for your Mercedes-Benz, read my in-depth review on Best Mercedes OBD2/OBD1 Scanners. If present, this can indicate a malfunction in the car’s system, and the code can be used to determine the root cause. If your battery died or you recently replaced the battery, there is a good chance the ABS/ ESP / BAS lights illuminate on your instrument cluster. Jun 10, 2015 · Turning the ESP System Off. Vito van 108 CDI, I have been reading endlessly all the posts about the limp mode problem and today decided to try and fix it myself, there is a valve which regulates the boost pressure from the turbo actuator, it is located underneath the van near the drivers side wheel arch Jun 2, 2015 · Faded Wood Trim. Feb 16, 2023 · Limp mode often reduces power and limits the engine RPM to make it safe to drive your car to a mechanic without damaging the engine. #1 · Mar 8, 2009. Turn off the engine. By the end, youll have a thorough understanding of anti-theft protection and how to keep your Mercedes-Benz safe from theft. Sep 18, 2023 · Is the “Pre Safe Inoperative” alert on your Mercedes-Benz causing concern? In this article, I will explain its meaning, possible causes, and guide you on how to reset the message. Electronic throttle accelerator problem. First, press and hold the Pre Safe button for several seconds to reset the system. Sometimes it can come on after a battery replacement, in which case resetting it is simple. Over time, the battery in a vehicle can become old and begin to lose its ability to hold a charge. The brake switch is located with your brake pedal and, when faulty, causes a malfunction between the gear signal and the brake pedal, preventing you from shifting gears when stuck in park mode. This is one of the troubleshooting steps. The exclusive PRE-SAFE ® system can actually sense that a collision might be imminent and it will help prepare for it. Make sure to release the button after holding it for a few seconds. Defective gear selector or brake light switch. Z. com/manualsAsk Car Questions & Get Before attempting to diagnose a Mercedes Benz, you should always consult the owners manual for specific information. Feb 29, 2024 · 3 5 Reasons For “PRESAFE Functions Limited” Warning: 3. Luckily for you, once the conversion is completed there is no need for a tandem pump anymore. you will see numbers for each pin. Do not start the engine. Here’s how you can do it: May 21, 2015 · Keep Your Front Bumpers Safe - Parking Curbs Strike Again - But Now A Fix!!!! Yes, you probably know the story. Check your oil and transmission fluids. And you guessed it already: a glitch in this system can prevent your Mercedes from starting. Step #3: Replace the O-Ring. Nov 13, 2022 · A PRE-SAFE Function Limited warning message indicates that the PRE-SAFE system on your Mercedes has malfunctioned. comHey guys, if you have a Mercedes Vehicle i Jan 2, 2024 · The most common problems that trigger SOS inoperative warning messages on Mercedes-Benz vehicles are: Low Battery Voltage – A low battery voltage can trigger the SOS inoperative warning on the cluster. Jul 20, 2013 · The W220 S-Class Encyclopedia has information on that. If the main battery is the issue, replacing the battery can solve Nov 12, 2011 · Start the car and try to rev the engine, if it is limited to 1500 rpm (ish) then its in limp mode. Apr 19, 2024 · Turn on the ignition. Here’s how to reset your check engine light safely: Wear safety glasses and gloves. Note that some radios get switched off automatically after 20 min. When limp mode triggers, your computer might shut off electronic shift solenoids, restricting your engine’s ability to switch gears and locking you into a lower gear that lessens the strain on your engine and transmission – usually second or third. There are only 3 wires there. Jan 26, 2024 · Select ‘MERCEDES’ as the Vehicle Make: This ensures the scanner effectively communicates with the Mercedes’ On-Board Diagnostic system and effectively scans the fault codes. Most of my cars were purchased as projects. Sometimes, when the blind spot assist stops working, the wiper blades may also stop functioning. Jun 4, 2011 · SLK230 (99) - Limp Mode Problems. Examine the front-mounted radars; the number and type of radars you have to rely on the specifications of the car. c) pin 2 (blue/white) signal to Restraint Systems conrol Unit (N2/7) I would fix a resistor of 20k ohms between pins 1 and 3 and switch on the Ignition. I just bought a 14 GLK bluetec and, 250 miles later, the warning light appeared with a check engine light. Locate the battery and find the negative terminal. Remove the key. Jan 18, 2012 · First, be sure your tire pressures are set properly. Crankshaft position sensor. Figure 2. How to replace the brake light switch. Do this a couple of times. Feels great I could fix the issue for 1/10th the cost of what the dealer was going to charge. In a collision, airbags deploy at an extremely high rate of speed. Dec 5, 2022 · Oil Changes. Learn how to troubleshoot Mercedes-Benz transmission problems yourself. 3 bar, it could potentially damage your engine and therefore the engine control module will activate limp mode. Restart. Diagnostics Engineer : If the code was the same- all of the wiring for the sensor must be rechecked. you will also probably see and ASR light on the instrument cluster. Van no longer starts on it's own (it does turn over). Do NOT start the car. For example, if the engine control unit detects that your turbo boost pressure is 2. After having read reports, I called the dealer and the service writer Dec 30, 2022 · Remove the 13mm nut that secures the ignition lock to the steering column. Mar 25, 2022 · Do you know your Mercedes-Benz Climate Control? This guide shows you how and if you watch to the end, I've got some Tips & Tricks that you might not have kno Buy YOUCANIC Pro Scanner https://www. com/manualsAsk Car Questions & Get May 21, 2011 · Keepontrucking Discussion starter. mercedes Dec 20, 2023 · Quick Answer: A ‘PRE-SAFE Functions Limited’ message is often caused by dirty sensors. Find a safe place to pull over, and turn off your car. The Fluid level in a Mercedes transmission is very important. Though this problem can be due to a defective AC system, the front SAM module is also known to cause it. The Fix: When you see the “Stop Vehicle Leave Engine Running” warning, find a safe place to pull over and stop your vehicle. If this light comes on when you’re driving it indicates that the battery is not charging. You might have to pull a view apart and let them dry out and then spray some CRC electrical contact cleaner in them. Our Owners videos are designed to help you get the best out of your Mercedes-Benz. I then pulled into a side street and put it in park turned off the car and restarted it hoping it would clear the issue. ESP error - How to fix the most common cause? Everything seems to work OK - Easy f Jan 13, 2009 · If you have a OBDII code reader it should read a code that will confirm the MAF sensor as the problem. How to access Feb 6, 2024 · Disconnect the battery: If limp mode persists, try disconnecting the Mercedes battery. Your digital odometer is showing. Try clearing the snow from the front of the vehicle and the windshield In 2014, Mercedes-Benz vehicles had the lowest vehicle recall rate of any automaker. The first step is to check for trouble codes. Make sure to choose the right battery for your vehicle model. its on a metal plate held by 3 plastic nuts. Feb 19, 2020 · Mercedes Benz Transmission Won't Shift? Limp Home Mode. com/scanner/Get Factory Service Repair Manuals & Specs https://www. A bad shorting ETA could ruin your module. Limited or shut off turbo boost. 4. 1 month ago my car was driving along, then slowed to go around a round about and would not change from 1st gear, straight away went into garage and put on diagnostic machine - problem was the sensor plate on automatic gear box this was fixed at Aug 10, 2017 · Clearing SRS light/warning [solved] hi all, slowly but surely the G is getting better. drop this down & see the TCM is the box with 2 long plugs running in. Feb 6, 2019 · Sometimes when I start the car everything works fine and no lights show on the dash but after 5 to 10 mins all the lights come back on and nothing works again. Reconnect the battery and start your car, checking if limp mode is still engaged. Dude, you need to post better info than that if you want help. Window switch. Depending on the condition of the auxiliary battery, you may need to recharge it using a compatible battery charger or replace it with a new one that meets Mercedes specifications. 101 posts · Joined 2008. com/manualsAsk Car Questions & Get . Go to Control Unit. It just appears "1 Malfunction" in the display that disappears after restart, although the problem remains. I would give it a try and see if it restores power and if it does worry about removing the codes. Some injuries can occur simply from these protective devices, although the alternative is much worse. Select ABS or ESP control module. Sun or spill damage. Water may be entering the radar sensors, triggering the message on the dashboard. The other, similar connector is for the seatbelt retractor and should not be touched (I believe, it is a one shot deal to pull the belt tighter in an accident) 2. It does this by using a network of sensors that can detect potentially dangerous situations. Feb 27, 2023 · How to Fix Mercedes “Pre-Safe Functions Limited” Warning Message. 4 Low Battery Voltage. Feb 3, 2009 · 131 posts · Joined 2005. Apr 23, 2014 · First you have to get your car to sleep. Restricted RPM. 5 posts · Joined 2009. (like the limp home mode in the sl500). To reset the lights, start up your Mercedes-Benz and turn the steering wheel to the right, then to the left. The PRE-SAFE system is part of the restraint system, aiming to reduce driver and passenger injuries during an accident. Feb 6, 2024 · 8. Mercedes battery charge warning light. The "CURRENT" code coming up is : A86/1 ( Front short range radar sensor unit ) : CAN controller: CAN bus OFF. To confirm the source of the problem, check the water valve first. Scanning it may help point you in the rite direction to finding a plug that is full of water. no more abs/bas/esp/coolant warnings or errors in star. Break the light switch. 0 bar when the maximum boost pressure should be 1. I had about 1/2 inch clearance between my AMG style bumper and the concrete curb stop. ty qy cl fa pi ky ge yw wo ux