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 an ignition key that does not work It could be a sign of other issues There are three main causes of Mercedes Benz ignition key problems These are a bent key or cable that is loose, as well as an electronic switch that is not working properly Loose Cable Untight cables can cause your Mercedes ignition key to become stuck This is a problem that can be resolved by just tightening the cable that connects to the shifter https//wwwautokeys-r-uscouk/mercedes/ on the shifter side of this cable needs to be tightened to ensure that there is no slack left in the cable This is particularly crucial for those who drive their Mercedes with the gears set to park as this could cause the shifter to move the cable by about a 16th of an inch or so, which may cause your key to become caught The loose cable may cause the 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 car away or using the steering wheel to drive the vehicle without a key The ignition switch on a Mercedes can be worn out and require to replaced This is a simple fix that is quick and easy to do however it is crucial to ensure that your new switch is in line with the one you have A defective switch could cause your vehicle to stall the engine, all lights to go out and the radio not functioning when the key is press It is best to bring your Mercedes to a repair shop for repair or buy a new OEM Mercedes ignition switch Some mercedes ignition keys 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 inside your ignition assembly to the shifter Jump start is a great way to determine if your key is still in place This is a great method to test the battery, and it's a quick and cheap solution There are a variety of reasons why your mercedes ignition keys might not be turning The most common reason is an inoperable or damaged battery This problem is common for all models and makes of vehicles You should consult with an automotive mechanic to identify the exact cause Electronic Switch The ignition switch is a crucial electronic part of a vehicle When the key is turned it activates various systems The first one activates electrical accessories, while the second powers the ignition and fuel systems, while 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 is valid If it's valid the key sends an alert to the steering lock if your vehicle has one and other computer components to unlock the door This is a great method to help you start your vehicle quickly and easilyand even if have lost your keys, you'll still access the car without any trouble However, even though we love the convenience of our ignition switches, they can cause serious problems for the road When the ignition switch is malfunctioning the switch may not be supplying enough power to your vehicle's vital electrical components, or it may have missing connections that could keep your vehicle from starting One of the most frequent symptoms of a defective ignition switch is that it won't start your vehicle in any way This is usually due the fact that the switch doesn't move to the "on" position, which activates ignition or fuel systems A faulty ignition switch can also cause the key to not go into the first position This is where you can check for warning lights on your dashboard These lights usually turn on when you press the ignition button They then dim when your car starts In other instances the dashboard lights remain dark after you move your key to the 'on' position 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 it will stop power once the key is removed from the 'on' position It is recommended to contact an auto mechanic if you have any of these issues A professional can determine if the switch is malfunctioning or not, and the steps to take to fix it Steering wheel lock Mercedes ignition keys come with an anti-theft feature If someone tries to steal your car and shifts the steering wheel without being present, the key will activate the steering lock and stop your vehicle from moving This security measure protects your family and you from being a victim of criminals It also stops thieves from taking your car But, in some cases, the lock won't open or it could be locked This can happen for many reasons, including damaged or worn-out ignition tumblers You can either purchase a replacement key or repair it yourself To fix this issue, you'll need to dismantle the ignition lock assembly To do this, simply remove the plastic cover that covers the ignition, and take out the fasteners Once you've removed your ignition lock assembly, you can replace it with a brand new one It is important to make sure the new component is an exact match for the parts of your vehicle This will ensure that the locking mechanism functions well when it's reinstalled You should also ensure that the new ignition lock is properly installed and that all clips are correctly engaged This is especially crucial for older models Wear and tear on the tumblers might also cause your mercedes ignition keys to be stuck in their locked position This is not a rare problem that needs to be rectified before the cylinder becomes completely stuck or snaps off To unlock a mercedes ignition key that's 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 recommended to apply the pressure slowly and gently This is a straightforward process that will solve your issue in a matter of minutes It's also a great option to ensure your mercedes ignition is secure and ready to go when you require it For more information or to schedule 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 start the engine When the infrared data corresponds to the data stored in the ECU, the Mercedes will begin to turn This will start the engine of the Mercedes and power all its systems If your Mercedes won't start, it might be an opportunity to look at the ignition lock tumbler In some instances the tumbler may get worn out and need to be replaced In other instances, it may be unable to engage the electronic ignition switch The most obvious indication that the Mercedes ignition lock tumbler may be damaged is when it doesn't turn in the correct direction This can be frustrating because you might need to fight the lock for a long time before your car is able to turn A malfunctioning ignition lock tumbler can cause the key to jam or become completely blocked when it is put into the lock If this occurs it's crucial to take your vehicle to a local Mercedes specialist to have them examine and service the ignition lock tumbler Other possibilities for an Mercedes Benz ignition lock tumbler that isn't turning are a bent key or a worn out key If your key's bent end is causing it to not turn then you can flatten it with a hammer and make it straight again Be sure to use a soft-headed hammer and that you tap carefully If your key is stuck in the ignition lock cylinder, you can often get it out by gently jiggling the steering wheel However, this can be difficult and you should be cautious not to damage your key when trying to unravel it If you've got a damaged or missing Mercedes ignition lock tumbler, you can request an original keyed replacement from your local Mercedes-Benz dealer These parts are made to fit your Mercedes original locks, which means they can be used with your Mercedes system