Mercedes keyless go not working Replace the battery and then all good - for a couple of weeks! Today I disconnected the + battery connection (waited 5 mins) and connected all back up again (saw this as a fix somewhere). youtube. The associated buttons on door handles and shifter knob do not work to open doors or start car. May 1, 2015 · Hi guys, this morning I noticed the driver's door handle on my W211 E230 seems to be faulty. When the problem first started, it was intermittent, before ceasing to work completely, the keyless entry all works as it should. The passenger door touch sensor was working fine but has also stopped working. :https://www. Here are the symptions: When I put my hand on the door drivers handle the doors don’t unlock, nothing happens. Dec 20, 2020 · Keyless Go = entry & start. The door would not open in "keyless" mode, but the lock button was working. you still have to have your key out to get into car, so what the point of putting key up to start the car. Learn about the importance of professional diagnostics and how a broken CAN BUS connector caused central locking and start-stop failures. Dec 10, 2008 · Key not detected message I have a 2007 W211 e350 Station Wagon with keyless go. Current Cars: 2008 Mercedes Benz S550, 1970 Fiat 500L, 2023 Tesla Model 3 May 22, 2016 · MB now has keyless start and keyless go as 2 different packages. Sep 14, 2014 · This video will show you how to use the Mercedes Keyless Go system. One thing if the locking is working keyless, then I do not think a problem with recognition. Does My Mercedes-Benz Have Keyless Go? Feb 15, 2025 · The dealership confirmed my vehicle does have Keyless Go; however, told me the new MB key fobs do not work with my model's Keyless Go. How to use Mercedes-Benz KEYLESS GO Feb 15, 2024 · It's likely a common issue caused by the deterioration of the seal layer around the door handle, leading to moisture ingress and cable breakage. and will sometimes lock the door instead of unlock it. There are a lot of threads on this subject for various models (it is a common issue apparently!) in various forums, split into two kinds of solutions: DIY and non-DIY, usually main dealer. It suddenly started working. E - Class W211 2003-2009E320 E350 E500 E550 E55S - Class W220 19 Aug 26, 2015 · Sorry that did not work, that was as far as I could look, I am not having a very good day today, but I will check further, also in STAR. No response when using keyless entry from key fob. Mar 16, 2015 · Not easy, I have the same on my CL, the doors sometimes stop working on the keyless go, but always works for the boot and for starting the car. For some reason, it doesn't unlock anymore. A documentation that details the Keyless Go (KG) system in the Mercedes-Benz W211. comIf it's equipped with KEYLESS-GO, your vehicle can be locked or unlocked without taking yo Feb 1, 2011 · Hi Folks - My e350 formatic is not yet 4 months old. Remote locks work with 1 but lock doesn't now work with the 1 fob that used to work with keyless go. Make sure you have a keyless go key also. , checked power at keyless-go antenna 12 volts, present,function test antenna thru sds, antenna shows it is functioning, performed keyless go -test & keyless go keytest, keyless-go test was good Customer: 2003 Mercedes SL500 R230, keyless go not recognizing key, both keys are able to start the vehicle it is just the push button that is not working. It doesn’t work most of the time but when I open the car with the fob once and lock it then the keyless go works just fine. But i did fjnd a dealer in North Carolina selling the Keyless go version for $272. Dec 18, 2009 · Talked with the dealership mechanic and turns out that the key initializes almost instantaneously. If you still face any issue, check if the key lights up when you press the buttons. Luxury features like Mercedes-Benz KEYLESS GO® and Mercedes-Benz KEYLESS-START® make it easier to get in and get going on your way to Bay Area, with the ability to unlock, lock, start, and stop your vehicle when your keys are still in your bag or pocket. com/channel/UCntNZpvD6f-PD If the battery in your key is dead the KeylessGO system is unable to recognize the key and start the car. the connecter plugs into another connecter and the wiring leads to the control unit. The dash never comes up with 'key not recognised' or anything, it is just completely irresponsive when I press the start button or touch the handles. It continues to work so I'm not up for replacing Nov 13, 2016 · Hi guys, I know this has been discused before, but none of the various threads reach to a final conclusion. I have two keyless go. I Did this because the none of the buttons on the handle worked on the drivers side and only the unlock on the passenger side. Feb 6, 2017 · Mercedes-Benz key fob not working? The first thing you need to do is change the keyless remote battery. The door locks all work normally in the 'keyless way'. An overview of the Mercedes Keyless Go System. The Mercedes Keyless Go System is an advanced feature that allows drivers to unlock, start, and lock their vehicle without the need for a traditional key. I've tried to reset ECU as well and this does not help. Need to insert and turn the key fob to start and switch off engine. Tried replacing both batteries in both fobs just before. Sep 3, 2018 · 2015 Mercedes Benz GL550 KEYLESS GO problem. as i video is about the Mercedes-Benz Key-Less-Go Functions. Feb 20, 2013 · I have just purchased my first Merc (2003 CLK500) and managed to find a nice one with Distronic Cruise control, Keyless Go, Auto Xenons etc It has a few issues that I need to look at: Keyless Entry doesn't work from drivers door; Don't think the AC is working correctly (hopefully due to clicking noise when first started from dash. Note that I left the top down in a rainstorm some time back and have been having different problems since. I will post more once the dealership figures out the solution. The dash messages are: Key Not Recognized, Key Feb 3, 2020 · Mercedes keyless entry not working If your keyless entry does not work, start by changing the battery on the remote and trying again. Additionally, the MMC app was not working for a long time and now sends notifications "doors are unlocked, do you Aug 9, 2016 · All three keyless go keys are reporting "Key not recognized" I assume they are keyless go capable as they only have one battery inside them. Apr 8, 2012 · I've tried to reprogram the key with provided procedure (I have keyless go). I have come up to my locked car with the Key fob in a convenient pocket only to have the door not unlock for me. if it has 1 single small battery then it is a keyless go key. It's as if the car thinks it doesn't have keyless go anymore. There have been several cases reported of keyless go not working after having the windows tinted. We’ll outline a few of the most common reasons and solutions below. I am not getting the 'no key detected' warning if I press the button with no key near the car. Recently, a customer who owned a Mercedes E-Class W213 encountered exactly this issue. Feb 28, 2012 · Eigenartige Probleme mit Keyless Go. Oct 15, 2016 · After a week the Keyless Go on my new W222 packed up. I haven't attempted anything -----Welcome to my Channel, Join and get some Special perks, Priority Comments etc. 3%), they want $165 for activating the keyless feature, the indie shop while doing some work on my car did it for my older key free of charge, I will do the same with the new key when work need to be done by the same shop in the future. Best to have someone pull fault codes using MB diagnostics. I take it both doors are the same. Is my dealership mistaken or is this true? Nov 15, 2024 · This receiver is vital for ensuring that only authorized users can start the car. Aug 6, 2024 · The keyless go module showed up today. Battery suddenly failed in your Mercedes key?Don't worry! Mar 16, 2016 · Hi Guys! Recently, I'm experiencing the issue with the trunk on my GLA45. Next time keyless entry wont work by touching the door handle and you need to use the fob to open the car. Steadfast on replacing parts without diagnose, as mentioned try unlocking from both driver & passenger side if only one side works more than likely the malfunctioning side is door handle. Sep 10, 2018 · Anyone has encountered the below: a. Only the driver side has stoped working though, the other three doors work fine. Keyless-Go let's you leave the fob in your pocket to lock/unlock the doors with a touch of a finger. Not too bad if I'm alone, but if I have passengers I need to either use the clicker, touch the passenger door, or press the unlock button on the dash once I'm inside. This isn't a key problem. Whe I'm in the car, however, and press the button on the gear-shift, nothing happens. The fault could be on circuit 15R, for if 15R stays active then the keyless will not work on the doors. Having no idea when they were last changed, I have changed the batteries to 2025 Panasonic ones. New button / gear shift runs around $250. Keyless-Go just will not lock/unlock all four doors when I press the indention on the door handle to lock or place hand behind handle to unlock. Also I checked fuses and they Mar 6, 2010 · Update: I decided to replace the rear battery as ive had the car 5yrs now and its the first ive replaced it. But without a $300 Chinese-cloned Star Diagnosis computer or the like, all I can think to do is look for a blown fuse in the rear fuse box located behind the passenger seat. This is my case today. I've narrowed the problem down to something with the RF receiver for the key. Over a short period it would work intermittently. 00) there is no way to tell how long the system will work. It's the auto sensing door handle where you pull to*unlock and press to lock. . Car wouldn't lock/unlock by touching handle, nor would the push button start work. Jul 5, 2021 · Keyless-Go Disabled / Not Working? If your Keyless-Go locking feature does not unlock when pulling the door handle or not locking when closed and touching the square indent on the outside handle, check this first before suspecting the front door module is faulty. 50. But it's not very convenient since I need to go to one of the doors to lock the car via keyless go or use the remote. I had followi Jan 16, 2025 · One brand new from MB that always works (yay, gen 4 remotes are $1,300 in Australia without the key blade!). Sep 19, 2023 · The module looks like this on eBay: 07-13 Mercedes W221 S550 Rear Window Antenna Amp Amplifier Module 2218208489 OEM | eBay The module then connects to the Keyless-Go module (N69/5) in the trunk, right side. keyless start is just that. Many owners with this problem report that the ignition light will illuminate, but the car won't start. Sep 6, 2021 · Current Cars: 2008 Mercedes Benz S550, 1970 Fiat 500L, 2023 Tesla Model 3 Former Cars: 2003 Jaguar XJR, 1997 Mercedes Benz C280, 1956 Oldsmobile 98, 2005 & 1997 Ford Crown Victoria Police Interceptor, 1987 Alfa Romeo Milano, 1986 Maserati 425 Biturbo, 1969 Fiat 124 Spider, 1971 Plymouth Duster Feb 13, 2020 · Hi AMGeed - yes - start stop did work fine on the car but that stopped working too (was not aware at the time that if I had stop/start I would have had Keyless Go too). RF receiver does not work. Aug 19, 2019 · Hi everyone, Just found this issue on my 2013 S550. And the unlock button on the door works intermittently, but used to work just fine, (and stopped working constantly after the problems with the key began). Any advice would be greatly appreciated. Oct 2, 2013 · The keyless entry on the driver's side isn't working properly on the driver's door. Mar 6, 2013 · However, the keyless go still doesn't work. 0 Aug 7, 2017 What is KEYLESS GO®? The Mercedes-Benz KEYLESS GO® feature provides the ultimate convenience by allowing you to start your vehicle without physically using the key. Hi all Got a 2021 GLE 350 4matic one week ago and I’m struggling with the keyless go. Mar 15, 2018 · When you bring a new Mercedes-Benz home to San Jose, you can leave the experience of fumbling with your keys in the rearview. Mar 24, 2018 · KG PDF. Some of the responses and Jan 7, 2023 · Hi Guys: I recently acquired this Brilliant Silver Metallic 2004 500SL AMG equipped with Keyless Go, and a working key fob with removable metal blade. Tint used was 3M (non Metalic). I thought it might be a proximity thing, but even fishing the key out and Keyless go doesn’t always work and hands free trunk access. it has push button start but you have to use remote to unlock/lock door. KEYLESS GO® senses your key in your pocket or bag, and will automatically unlock/lock the doors when you touch the door handle. Together, these components work harmoniously to offer you a hassle-free experience. I can't seem to figure out why the keyless go system isn't working, none of the door handles will lock or unlock the car and the push start doesn't work either. Pressing the lock button on the key, inside the house, will lock the car in the garage. Unable to unlock and lock my 2015 W212 with my Keyless Go, need to do it via the smartkey button on the key fob. e. Also, if your accessories battery is low the key may not work. now, even after replacing the batteries, in both keys, the keyless feature is absolutely gone. Doing this ensures the key is not sending and receiving signals and makes intercepting the signal impossible for would be thieves. Check for loose connections. every so often one of the doors will not open with keyless go. Many people don’t realize that Mercedes-Benz offers this on all of its vehicles. I meant the car battery not the batteries in the cards. How does KEYLESS GO® work? Jan 8, 2021 · I bought a keyless go key from Mercedes of Las Vegas for $480 tax included (8. I changed the batteries in both Aug 4, 2019 · My keyless go used to work with 1 fob, not for the other. Appears to be the button starting to fail; sticking. I have Keyless GO and before if I had the keys in my pocket and went to the to the trunk and pulled the handle, it would unlock and if I pulled the handle again, it would activate the power lift gate. I wonder if setting the Tailgate opening to a different setting from default introduced this issue. In this episode I am showing how to keep Mercedes Keyless Entry working and prevent from dying. The keys work fine. How Keyless Go Operates. Keyless Go operates by detecting signals from your key fob when it’s near the vehicle. Mar 23, 2016 · I'm having a problem with the key fob on my 2008 ML350. All works fine and then it doesn’t every couple of weeks, showing the ‘key not connected’ fault. We assume you have already done that part by now. I've found that if I leave my car parked for a long time ( say a week or more) without being driven then the Keyless-Go may not work to unlock the car, this is especially true if there has been persistent rain for a few days. I will have to call them tomorrow to see if the will do the order via email with documents that prove ownership. Mar 12, 2023 · It’s the keyless go one. Nov 30, 2022 · I've been having some issues with my 2020 GLA250 4MATIC, specifically with the locking/unlocking, from the key and door handles as well as the Keyless Start not working reliably. Keyless unlocking works, the key is detected inside the car and can be used to start the engine etc. Just the other day it stopped altogether. There isn’t any button or option to reset the keyless entry system in E-Class, but you can reboot all the on-board computers by disconnecting the 12 volt battery for Dec 10, 2018 · Mercedes KEYLESS GO®: This feature is essentially an upgrade of KEYLESS START®. For some reason, I'm getting the above message about once a week. Some of the most common causes include: Dead battery in the key fob; Faulty key fob; Key fob needs to be reprogrammed; Electrical issues in the car; Low or dead car battery Jan 25, 2013 · My above keyless go has stopped working. Keyless go function does not work as well as RF portion of the key. The key can start the car and open the door via infrared within 1 foot of the driver's door, but doesn't work any further away. at the trunk, doors and the start/stop button-the dash reads “key not detected”. Also the gas tank lock not activating at all. Is there a troubleshooting sequence for that problem? 2004 Mercedes SL500 R230. Jan 11, 2022 · I am now starting to look into the Keyless Go and Keyless Engine Start issues on the 05 S55 I purchased last year. Unable to start engine using the start-stop button. If there is two small flat batteries in it then it is not a keyless go key. and everytime its the handle. With this advanced system, you can unlock, start, and lock your car simply by having the key fob in your possession. Since I started doing this trick 4 years ago the keyless entr Mercedes-Benz KEYLESS GO®: Essentially an upgraded version of KEYLESS-START®, Mercedes-Benz KEYLESS GO® allows you to start your ride by pressing the brake pedal and dash-mounted button as well as lock and unlock your Mercedes-Benz vehicle with a tap on any door handle by sensing the SmartKey in your pocket or purse. comKeyless Go Button :- https://www. Thanks so much! Jul 11, 2021 · Fob working as Keyless Go has FCC ID: 1YZDC10 Fob "not" working as Keyless Go has FCC ID 1YZDC11. Nov 16, 2005 · Keyless go nur beim Kofferraum Mercedes clk, keyless go mercedes 211, 4 mercedes keyless go Türtaster reahieren nicht, w221 Türgriff reparieren, mercedes keyless go einzelne Türen , mercedes keyless go nur fahrerseite, keyless go alle türen, w221 keyless go, mercedes öffnet nicht mit keyless go, keyless go am ml funktioniert nicht mehr May 26, 2024 · mercedes e class key not detected. The touch sensor on the drivers door was intermittent for about a month and has now stopped working. Another works keyless locking/unlock 80% all doors but always works keyless start so assume antenna amplifier in remote a bit dodgy. However, locking and unlocking seems to be working fine on the passengers door. It only unlocks the driver's door. Jul 22, 2019 · for a few months, I changed the battery in both keys because I kept getting the message that the battery is low. com/dp/B0 Dec 21, 2016 · True statements! For clarification, there is Keyless Start and Keyless-Go. May 14, 2015 · The Mercedes-Benz keyless Go card can cause a no-start situation if the signal is weak or blocked. And when I say it doesn't work, I mean the car shows no sign of having keyless go at all. The doors unlock if I pull the handle gently. The manual is not helpful, saying to press the brake as one presses the button, which is what one does anyway. The remote in the key unlocks/locks doors and trunk as it should, just the keyless go seems to not be working. Dec 30, 2021 · Hey all, I'm working on a new to me 2006 CLS500, I don't have SDS but I do have a Snap On Ethos Pro that I can use to pull modules and read OEM codes. Diskutiere Eigenartige Probleme mit Keyless Go im S-,S-Coupé, CL- und CLS-Klasse Forum im Bereich Mercedes-Fahrzeuge; Hallo, seit einigen Tagen habe ich probleme mit dem Keyless Go bei meiner S-Klasse (S320L W220 BJ 2002). Over the past year 3 of the 4 doors keyless operation have ceased working. See the wiring diagram below and see the photo below for the Keyless-Go module, it is in the red cloud. The key fob still locks and You can now easily fix the door handle button!No need to replace or remove the entire handle. The vehicle in the video is a 2014 C250. In that case you can remove the button and start th Apr 9, 2024 · In this section, we will discuss how the Mercedes Keyless Go System works and the role of central locking in the Mercedes Benz S Class. The door locks on the driver's door or the rear right door occasionally do not lock/unlock when called for either by KEYLESS-GO (touching the outside/inside of the exterior door handle) or the central lock Nov 9, 2016 · Keyless Go not working on 1 door Jump to Latest 3. May 30, 2008 · Darned, I cannot believe it! Having shipped my CLK500 without gear stick from the US to Europe I am confronted with exactly the same problem. May 7, 2018 · *Important Notes* The Drivers side door handle Keyless-Go lock button does not work, and has not since we got the car used a year ago. Jan 13, 2016 · w211 keyless go nor working 50% hi guys , i meet a new issue on my mercedes w211, it has keyless Go on bonet and rear trunk leaveing key i can use buttons on handles to open and close the car but standing next to the front or passanger rear door i cant do anything no locking and unlocking function. Push to start not working, but works with key inserted. if you remove the handle, you have a set of wires coming off it with a connecter. If I go to one of my cars and no key, the dash will not light up and the message "key not detected" comes up. The battery in the front is still good, whenever I put it on charge its always full. Jan 19, 2013 · Keyless Go After I replace the batteries I have to place the keyless go card inside the vehicle and start the auto with the key and give the keyless go card time to connect with the system. When keyless Jan 12, 2018 · Hello All, Hope all is well. The dash messages are: Key Not Recognized, Key Oct 13, 2017 · My keyless go button stopped working some time ago, so I decided it was time to fix it, das/xentry told me nothing specific, other than to look at the keyless go control module located in the boot behind the panelling. however I have noticed that as I walk away from the car with the key in my pocket, the car refuses to auto lock on its own, while it should. b. Is your Mercedes key fob not working after a battery change? This article will help you troubleshoot problems where the Mercedes key fob doesn’t work or no longer unlock/locks doors or trunk. mbdecoder. Now the unlock works on both sides but the lock button still does not work on either side. Any recommendations? May 27, 2024 · For the CL-class: Keyless Go Door Handle Buttons (x2) for Mercedes; For the S-class: Keyless Go Door Handle Buttons (x4) for Mercedes; A drill with a small and large drill bit; You can complete this without removing the inner doortrim! Mar 31, 2015 · Got my windows tinted, and, when I went to pick it up, was told that the keyless-go/entry wasnt working. There are several reasons why your Mercedes key fob may not be working after a battery change. Dec 15, 2002 · All keyless go functions work OK with the exception of the stop/start button. Currently I have to unloc Jun 19, 2017 · I have an intermittent problem with the central locking system in my 2014 E350 sedan. mercedesbenzofaustin. This technology is extremely convenient and futuristic, but it is nothing new for Mercedes-Benz. I didn't mind at first but it's getting a bit annoying. After thorough diagnosis, a qualified technician identified the source of the malfunction: corrosion at the electrical connector of the Keyless Go computer. Jan 13, 2021 · Occasionally Mercedes owners find that their keyless go functionality is not working; or works only some of the time. don't worry about the titlethis tutorial will work for all Mercedes-Benz equipped with this style Mercedes Benz Start Stop Button - Keyless Go Button Installment TutorialWebsite :- https://www. So I ordered a new key, forget about the keyless go and now they can not get the new key to work. Aug 10, 2024 · Discover how a 2015 Mercedes-Benz W205 C300's Mercedes keyless go not working issue was diagnosed and resolved. k. Power seats not moving Mechanic's Assistant: How long has the vehicle been stuck in park? Find More Information Videos at http://www. Keyless-go on all my doors on my 2007 Mercedes e550 not working. Keep reading to learn how to use Mercedes-Benz Hands-free Access. He went out to my car and poked, prodded, and wiggled the actual button. It includes an overview of the system's function and purposes, such as locking, convenience operations, and starting or stopping the engine. If you experience a sudden loss of all function and not simply one or more doors you might need a module Nov 6, 2020 · I have a 2008 CLK550 and just put on a new driver's side keyless go door handle. Of course this has been when I have my hands full with bags etc. Being that it's so weirdly partial & intermittent I'm thinking it's a system Jan 8, 2023 · Hi Guys: I recently acquired this Brilliant Silver Metallic 2004 500SL AMG equipped with Keyless Go, and a working key fob with removable metal blade. You can start the engine by pressing the brake pedal or dash-mounted button, but that’s not all. , but the start/stop button on the shift knob is dead. May 4, 2024 · The system also includes a backup method for starting the car in case the key fob’s battery is dead or the keyless functions are not working. Apr 14, 2008 · I am a benz tech and this is a common complaint and issue with keyless go cars. Nov 24, 2015 · I have had this happen to me 3 times now. These never worked when I bought the car. Have to use FOB to unlock and lock doors. I ordered a new replacement, installed it, and although the keyless door opening function was back up and working, now my lock button was not working. To check you remove the battery slot from the key and look at the battery. … read more Sep 23, 2015 · Just a regular human with a smart key in her pocket. The other remote will start the car if inserted in ignition but won’t remote button or keyless lock Nov 7, 2023 · Why is Mercedes Key Fob Not Working After Battery Change. When I press and hold the Apr 29, 2020 · I am not locked out of my car, and I do have a spare key. Aug 18, 2010 · My 2003 SL500 has Keyless Go (Key fob). However, (And this applies to the 2016 model year, not sure about previous years) Keyless Start was standard in 2016. Dec 16, 2008 · I too had the same problem with my driver side door handle not working properly on my CLS55. keyless go is just that. Push start on shifter works fine. I unhooked the battery and plugged in the replacement module without the metal mounting bravket just in case it did not work but put power to it and viola!! All my keyless go features worked perfectly. My uncle went to a shop that want Oct 21, 2013 · Sorry - I wasn't clear there. I purchased the p2 package chiefly for the 'Keyless Go'. *Both the lock*button and unlock mechanism are dead. This does not work for me. Aug 13, 2019 · Messages in the instrument cluster can provide a clue to what sub-component of Keyless-Go is not working. By understanding the Mercedes-Benz E-Class Keyless Go system’s components and functionalities, you can better diagnose and fix any malfunctions that may occur. Before I went ahead and replaced or repaired the handles, I just thought it is a bit odd that neither the doors and nor the boot work. This is annoying as it requires getting the key out of my pocket and popping out the start button. This feature is standard May 16, 2023 · All they need to do to disable the keyless operation for security is to double click the lock button on the fob. I just acquired a 2007 SL55 and the keyless go doesn’t seem to be working. I. Jul 14, 2022 · If the key fob is not working due to a glitch in the keyless entry system, it may be possible to restore the functionality by resetting the keyless entry system in your E-Class. The car locks unlock and starts fine with the key. Mercedes-Benz keyless go is one of the many features Mercedes has added into its modern vehicles as an added level of convenience and comfort. I had to use the key fob buttons to lock/unlock, and, have to remove the push button start, and use the smart key to turn on the car. Nov 6, 2019 · faulty keyless-go antenna removed cargo door lining checked kelyless go antenna that all connectionsare good and seat correctly, connections are o. 6K views 13 replies 7 participants last post by moosejaw5. Tried replacing the batt Keyless-GO auto lock and unlock not working Hi, 2 days ago I purchased a 2017 C300 and have had nothing but good times with it. Mar 17, 2020 · Otherwise, it may not make an electrical connection and your keyless go will not work as you described assuming your wires are not broken. Oct 21, 2017 · Rudeney, hello. IMO this is crazy. Keyless-Go will lock/unlock the trunk as it should when I place my fingers on the trunk button above the license plate. Dec 27, 2010 · What's strange is I can use the Close button next to the Lock button to consistently close the Tailgate. Customer: My keyless entry is not working. Keyless-Go includes Keyless Start. Only 1 door (rear right) and the rear hatch open without the key. I do not know if the keyless go could be inoperable due to the PSE pump not being functional. IR works and standard ignition works. Interestingly however, the black buttons work on the passenger-side doors. Any ideas. Also, they are not able to reprogram any keys. amazon. I will attempt some further tries when it is a little warmer. I am unable to unlock the doors using keyless entry or lock it with the button on the door handle. It seems to have Mercedes Benz GLC - Keyless go not working again after service Ask them over the phone or go back. For some reason, the KEYLESS GO lock/unlock black buttons recently stopped working on the driver's side of my vehicle. my local dealership only escalated this problem to Apr 29, 2021 · If your Mercedes Start/stop - keyless go function suddenly stops working, this could be the replacement you're looking for. May 12, 2010 · Fields Mercedes the Stealership at Orlando can not explain why my keyless go quit working and stated that if it is repaired ($ 450. Customer: 2015 c300. qbsctn bxqpne xmwcvj xpo kcbnxgr ldh ygu sjxxg ztb rtrogts mnpal samjfq ivwe hznst klzvv