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How to Fix a Mercedes Ignition Key That Won't Work One of the most difficult issues to face when you own a Mercedes is the ignition key that doesn't work. It could also be an indication of other issues. There are three main reasons Mercedes Benz ignition keys problems. They are a bent or bent key cable, loose wires, and an electronic switch that is not working properly. Loose Cable Loose cables could cause your mercedes ignition key to get stuck. This is an issue that can be resolved with an easy tightening of the cable connected to the shifter. Make sure the nut at the end of the cable that connects to the shifter is secured to ensure that the cable doesn't sag. This is particularly important if your Mercedes is in park position. The shifter will move the cable about 16 inches and this could cause your key to get stuck. The loose cable could also cause your steering wheel lock to get stuck. This is an essential safety feature of your Mercedes since it can stop criminals from attempting to push the vehicle away or using the steering wheel for navigation the vehicle without a key. Another issue that could arise with a mercedes ignition key is that the electronic switch can wear out and need to be replaced. This is a straightforward fix that can be completed quickly but it is vital to make sure your new switch is in line with the one you have. A faulty switch can cause a variety of issues, such as your vehicle becoming stuck and the lights going out or the radio not working when you use your key. It is recommended to bring your Mercedes in for this repair, or simply purchase the new OEM Mercedes ignition switch. Some ignition keys of Mercedes can get stuck even when the car is in park. This is a frequent issue with older Mercedes models. It is usually caused by a loose connection between the locking mechanism inside your ignition assembly to your shifter. Jump start can be used to verify if the key is still in its place. This is a great method to test the battery and it's an easy and affordable solution. There are a myriad of reasons your ignition keys for Mercedes may not be turning. The most common is an inoperable or damaged battery. This issue is prevalent for all makes and models of cars. You should consult an automotive mechanic to determine the reason. Electronic Switch The ignition switch is an essential electronic device in a vehicle. As the key is turned it triggers different systems. The first position is where you can activate electrical accessories, while second one is for turning the ignition and fuel systems. The third cranks the engine. The ignition key from Mercedes is unique to each vehicle and when you insert it into your vehicle's ignition system, the electronic switch checks the key to make sure it's genuine. If it's valid the key sends an indication to the steering lock (if your vehicle has one) and other computer systems to unlock the door. This is a fantastic way for you to start your car swiftly and easily. Even if you misplace the keys, you'll be able be able to enter and exit your vehicle without difficulties. However, even though we like the convenience of our ignition switches, they also cause problems on the road. If your ignition switch is defective it may not be able to send enough power to your car’s crucial electrical components or have a problem with the connections that could stop the car from starting. One of the most typical indications of a damaged ignition switch is that it won't start your vehicle at all. This is usually due to the switch doesn't move to the “on” positionwhich turns on the ignition and fuel systems. A defective ignition switch could cause the key to not be able to go into the first position. This is when you should check for warning lights on the dashboard. Usually, these lights light up when you hit the ignition button. They they dim when your vehicle is running. In some cases, the dashboard lights will remain dark even after turning the key on. The reason for this is that the ignition switch will briefly provide electricity to the fuel pump and ignition systems if you turn the key to 'on and then it will stop power as soon as the key is removed from the 'on' position. You should contact an auto mechanic when you experience any of these issues. A specialist can tell you that the switch is not working properly and the steps to do to repair it. Locking the Steering Wheel Mercedes ignition keys have an anti-theft feature. If someone breaks into your car and manages move the steering wheel when you're not around it will activate the steering wheel lock and stop the vehicle from moving. This security measure is designed to guard your family and you from harm in a crime. It also prevents thieves from stealing your vehicle. But, in some cases, the lock won't unlock or it could be locked. It can happen for several reasons, including damaged or worn out ignition tumblers. You can either buy a new key or repair the problem yourself. The first step to fixing this is removing the ignition lock assembly. To do this, you'll have to take off the plastic cover that is on the top of the ignition, and then remove the fasteners that hold it in place. Once you have removed the ignition lock assembly, it is possible to replace it with a brand new one. It is essential that the new component matches the parts of your vehicle. This will ensure that the locking mechanism is working perfectly when you install it. You should also check that the new ignition lock is properly installed and that all clips are properly engaged. This is especially important with older models. Another issue that can cause your mercedes ignition key to be stuck in the locked position is wear and wear on the tumblers. This is not a typical problem that needs to be rectified before the cylinder becomes completely stuck or snapped off. To unlock a mercedes ignition lock which is stuck in its locked position, apply a bit of pressure to the key while simultaneously turning the key. Read the Full Document should do this slowly and gently, in order to avoid damaging the lock mechanism or the key. This is a simple procedure that can solve your issue in no time. This is a great method to make sure the Mercedes ignition is functioning and secure to drive it whenever you need. For more information or to schedule 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 that will start the engine. The Mercedes will turn when the infrared data matches the ECU. This is the start of the engine and powers the many systems within it. If your Mercedes isn't able to start and it's not starting, it's time to look at your ignition lock's tumbler. In some instances, the tumbler will simply wear out over time and need to be replaced. Sometimes, the tumbler will not be able engage the electronic ignition button. One of the most obvious indications that your Mercedes ignition lock tumbler is faulty is that it isn't turning to the right position. This can be frustrating as you may have to battle the lock for a long time before the car can turn. Another indication of an ignition lock tumbler that is not working properly is that it could stop working or even block the key when it's inserted into the lock. It is important to take your vehicle to your Mercedes specialist in the event of this. They will examine and repair the ignition switch's tumbler. Other possibilities for a Mercedes Benz ignition lock tumbler that isn't turning include bent keys or a worn out key. If your key is bent at the end, you should flatten the bent end using a hammer and try to turn it. Be sure to make use of a soft-headed hammer, and tap it very carefully. You can sometimes remove your key from the ignition lock by gently jiggling it. However, this can be difficult and you must be careful not to break your key while trying to unravel it. If you've a damaged or missing Mercedes ignition lock tumbler, you can order an original keyed replacement from your local Mercedes-Benz dealer. These parts are made specifically to fit the original locks on your vehicle and you can be assured that they'll be able to fit into the system of your Mercedes.