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How to Fix a Mercedes Ignition Key That Won't Work An ignition key that does not work is one of the most frustrating issues you have to deal with when driving the Mercedes. It could be a sign of other issuestoo. There are three main causes for Mercedes Benz ignition key problems. These are a bent key, loose cables, and an electronic switch that is not working properly. Loose Cable Loose cables could cause your mercedes ignition key to become stuck. This problem can be solved by simply tightening the cable around the shifter. Make sure that the nut at the end of the cable that connects to the shifter is tightened tightly to ensure that the cable doesn't sag. This is especially important in the event that you drive your Mercedes with the gears set in park position, since this causes the shifter to move the cable about a 16th of an inch or so, which could cause your key to become stuck. The loose cable could cause your key to be tied to the steering wheel lock. This is a critical security feature of your Mercedes. It helps prevent thieves from moving the car away or using the steering wheel to steer without the use of a key. Another issue that can occur with an ignition key for a Mercedes is that the electronic switch might get worn out and need to be replaced. This is a simple fix that can be done quickly, but it is important to make sure you match the new switch to the one you have. A malfunctioning switch can cause your vehicle to stop the engine, all lights to go out and the radio to stop working when your key is pressing. It is best to bring your Mercedes in to have this repaired, or simply purchase a new OEM Mercedes ignition switch. Certain ignition keys for Mercedes may also become locked even when the car is in park. This is a common problem with older Mercedes models. It's usually caused by a loose cable that connects the locking mechanism in the ignition assembly to the shifter. Jump start can be used to verify if the key is in good condition. This is a great way to test the battery, and it's a quick and affordable solution. There are mercedes benz car key replacement that your ignition key for mercedes could not turn, but the most common is the battery being dead. This is a typical issue for all kinds of brands and models of cars and it is recommended that you consult an mechanic for the root of the issue. Electronic Switch The ignition switch is a crucial electronic component in a car. It has a variety of positions that provide power to various systems when the key is turned. The first one activates electrical components, the second will power the ignition and fuel systems, while the third cranks the engine. The ignition key for the Mercedes is unique to each car and when you insert it into your vehicle's ignition system the electronic switch tests the key to make sure it's legal. If the key is legitimate it will send an indication to your car's steering lock and other computer components to unlock your door. This is a great way to start your car quickly and effortlessly- and even if you have lost your keys, you can still be able to get in and out of the car without any trouble. But, as much as we appreciate the convenience of our ignition switches, they can also cause problems on the road. If your ignition switch is damaged it may not provide enough power to your vehicle's critical electrical components or may be missing connections that may prevent you from starting your car. A malfunctioning ignition switch may cause your car to not start at all. This is usually due to the issue that the switch does not change to the “on” position, which turns on fuel or ignition systems. Another indication of a malfunctioning ignition switch is that the key does not move into the desired position, from which you can look for warning indicators on the dashboard. Usually, these lights light up when you press the ignition button and they dim when your vehicle is running. In some cases the dashboard lights remain dark even after turning the key to “on”. The reason for this is that the ignition switch will briefly provide power to the fuel pump and ignition systems if you change the ignition key to 'on and then it will shut off power once the key is removed from the “on” position. You should consult an auto mechanic when you experience any of these problems. A qualified mechanic can tell that the switch is not working properly and what steps you should follow to fix it. Steering Wheel Lock Mercedes ignition keys are designed with an anti-theft feature in mind. If someone tries to break into your car and manages move the steering wheel even though you're not present it will activate the lock on the steering wheel and prevent the vehicle from moving. This safety measure is designed to safeguard your family and you from harm during a robbery. It also prevents thieves from stealing your car. Sometimes, however, the lock may not be unlocked or be locked in an unlocked position. This could be due to a variety of reasons, including damaged or worn out ignition tumblers. You can either get an entirely new key or fix the issue yourself. To fix this, you'll need to take off the ignition lock assembly. To do this, take off the plastic cover that covers the ignition and take out the fasteners. Once you've removed the ignition lock assembly, you can then replace it with a brand new one. It is important that the new part matches the car's components. This will help ensure that the locking mechanism works well when you replace it. mercedes a class key is also important to ensure that the new ignition lock is correctly installed and that all clips are engaged correctly. This is particularly important for older models. Another reason that could cause your ignition key for mercedes to stop working in the locked position is wear and tear on the tumblers. This is a common problem that needs to be dealt with before the cylinder is stuck or snaps off. To unlock the ignition key of a Mercedes that is stuck in the locked position, you should try applying a bit of pressure to the key while simultaneously turning it. To avoid damaging the lock mechanism or the key it is best to apply the pressure slowly and gently. This is a quick and simple solution to your issue. This is a great way to ensure your Mercedes ignition is in good condition and secure to use it at any time. For more information or to set up an appointment, contact Mercedes-Benz Centerville near Kettering. Tumbler When you insert a key into the ignition of your Mercedes it transmits precise information to the electronic ignition switch to turn the engine on. When the infrared data matches up with what is stored in the ECU the Mercedes will begin to turn. This is the start of the engine, and also powers the numerous components inside it. If your Mercedes won't start, it might be an opportunity to look at the ignition lock tumbler. Sometimes, the tumbler will get worn out and require to be replaced. Sometimes, the tumbler may not be able to activate the electronic ignition button. One of the most obvious indications that the Mercedes ignition lock tumbler is faulty is that it will not turn into the proper position. This can be frustrating because you may need to fight the lock for a while before the car can turn. Another symptom of an ignition lock tumbler failing is that it may block or completely block the key when it's placed into the lock. If this happens, it's important to bring your vehicle to a local Mercedes specialist to have them examine and repair the ignition tumbler of the lock. A bent or worn-out key are also possible the reason why your Mercedes Benz ignition lock tumbler won't turn. If your key has a bent end, you must smooth the edge with an hammer, and then try to turn it back. Be sure to employ a hammer that is soft and that you tap carefully. If your key is stuck inside the ignition lock cylinder you may be able to pull it untangled by gently jiggling the steering wheel. This can be a challenge, so make sure not to end up damaging your key in trying to loosen it. You can get a replacement keyed Mercedes-Benz ignition lock tumbler , if it's damaged or has gone missing. These parts are made to fit your Mercedes' original locks, and will work with your Mercedes system.