How to Fix a Mercedes Ignition Key That Won't Work An ignition key that doesn't function is among the most frustrating issues you'll have to face when driving in a Mercedes It can be an indicator of other issues, too There are three main causes for Mercedes Benz ignition key problems These include a bent key as well as a loose cable and an electronic switch that is malfunctioning Loose Cable Loose cables can cause your Mercedes ignition key to be stuck in its place This issue can be resolved with simply tightening the cable on the shifter The nut that connects the shifter to the end of the cable must be tightened up to ensure there is no slack in the cable This is especially important if your Mercedes is in the park position The shifter will move the cable around 1/16 inch, which could cause your key to get stuck The loose cable may cause the steering wheel lock to get stuck This is an essential security feature of your mercedes because it stops criminals from attempting to push the vehicle away or using the steering wheel to drive the vehicle without the key Another issue that could arise with an ignition key for a Mercedes is that the electronic switch might become worn down and need to be replaced It's an easy repair, but you should make sure that the new switch matches the existing one A malfunctioning switch can cause your vehicle to stall, all lights to go out and the radio not working when the key is pressed You can bring your Mercedes to repair or purchase a brand new OEM Mercedes ignition button Certain ignition keys from Mercedes can also be locked even when the car is in park This is a problem that is common in older Mercedes models, and is typically caused by loose cables that connect the locking mechanism of your ignition assembly to the shifter Jump start can be used to verify that your key is still in its place This is an easy and easy way to test your battery There are a myriad of reasons your Mercedes ignition keys may not work The most common reason is a dead or damaged battery This is a frequent issue for a variety of makes and models of cars and you should seek the advice of an automotive mechanic to determine the root of the issue Electronic Switch The ignition switch is an essential electronic component of a vehicle It is equipped with several positions that power on different systems as the key is turned The first one activates electric accessories, while the second turns on the ignition and fuel systems The third cranks the engine Each ignition key for mercedes is unique When you insert the key into your car's ignition the electronic switch will verify that it's genuine If it's valid, it sends signals to the steering lock if your vehicle has one as well as other computer modules to unlock the door This is a great method for you to start your car quickly and easily Even if you misplace your keys you can still be able to enter and exit your car with no trouble However, as much as we like the convenience of our ignition switches, they can cause issues on the road If your ignition switch is damaged it may not be able to send enough power to your car's crucial electrical components or be missing connections that can prevent you from starting your car https//wwwthekeylabcouk/mercedes-car-keys/ may cause your car to not start at all This is often due to the fact that the switch doesn't turn to the ‘on’ position, which is the one that powers on fuel or ignition systems A malfunctioning ignition switch may also cause the key to not be able to go into the first position This is the reason you should look for warning lights on your dashboard The lights are usually activated when you press the ignition button They then dim when your car starts In some instances the dashboard lights remain dark even after you turn the key to turn it on The reason is that the ignition switch will temporarily provide electricity to the fuel pump and ignition systems if you switch the key to "on', but then it will shut off power once the key is removed from the "on" position It is recommended to contact an auto mechanic if you experience any of these problems A professional can tell you whether the switch is defective and what steps you should take to repair it Steering wheel lock Mercedes ignition keys include an anti-theft feature If someone tries to break into your vehicle and manages to move the steering wheel when you're not around it will activate the steering wheel lock and keep the vehicle from moving This security measure protects you and your family members from being victim to a crime It also stops thieves from stealing your vehicle Sometimes the lock may not be unlocked or remain locked in an unlocked position It can happen for several reasons, such as damaged or worn-out ignition tumblers You can get an alternate key or repair it yourself To fix this issue, you'll need to take off the ignition lock assembly To do this, take off the plastic cover that covers the ignition and remove the fasteners Once you've removed your ignition lock assembly, you can replace it with a new one It is important to make sure the new part is the exact equivalent of your car's parts This will ensure that the locking mechanism works correctly when you install it Also, make sure that the new ignition lock is installed properly and that all of the clips are in the correct position This is particularly important for older models Another issue that can cause your ignition key for mercedes to become stuck in the locked position is wear and tear on the tumblers This is not a typical issue and should be addressed before the cylinder gets completely stuck or is snapped off To unlock an ignition lock from a Mercedes that is stuck in its locked position, apply some pressure to the key while simultaneously turning the key It's best to do this slowly and gently in order to avoid damaging the lock mechanism or the key It's a straightforward procedure that can solve your issue in no time This is a great method to ensure that your Mercedes ignition is ready and secure to drive it at any time you want For more information or to set up an appointment, contact Mercedes-Benz Centerville near Kettering Tumbler When you insert an ignition key into the ignition of your Mercedes it transmits precise information to the electronic ignition switch to start the engine If the infrared information matches with the data stored in the ECU, the Mercedes will begin to turn This will start the car's engine and powers all the systems within it If your car isn't starting, it might be time to inspect the ignition lock tumbler Sometimes, the tumbler may get worn out and require to be replaced In other instances, it may not be able to turn on the electronic ignition switch One of the most common indicators that the Mercedes ignition lock tumbler is not working properly is that it isn't turning to the right position When this occurs, it can be frustrating as you could be fighting with the lock for a long time before you are able to start the car Another sign that an ignition lock tumbler that is malfunctioning is that it can get jammed up or completely block the key when it's inserted into the lock It's essential that you take your vehicle to your Mercedes specialist if this happens They will then be able to examine and fix the ignition switch's tumbler Other possibilities for a Mercedes Benz ignition lock tumbler that won't turn include bent keys or a damaged key If the bent edge of your key is causing it to not turn and is causing it to not turn, you can flatten it using a hammer in order to get it back straight Use an easy-headed, soft hammer and tap the key carefully It is possible to untangle your key from the ignition lock by gently jiggling the cylinder This can be tricky so be careful not to damage your key while trying to untangle it If you've got a damaged or missing Mercedes ignition lock tumbler, you can get an original keyed replacement from your local Mercedes-Benz dealer These parts are designed to fit your Mercedes' original locks, which means they can be used with your Mercedes system