How to Fix a Mercedes Ignition Key That Won't Work

One of the most annoying things to deal with when you own a Mercedes is the ignition key that doesn't work. It could also be a sign that you have other issues.

There are three main causes for Mercedes Benz ignition keys problems. These include a bent key or a cable that is loose, and an electronic switch that is not working properly.

Loose Cable

Untight cables can cause your mercedes ignition key to be stuck. This issue can be corrected by tightening the cable around the shifter.

Make sure the nut at the end of the cable that connects to the shifter is tightly tucked so that the wire doesn't sag. This is particularly important if your Mercedes is in the park position. The shifter will move the cable about 16 inches which could cause your key to become stuck.

This loose cable can also cause your key to bind to the steering wheel lock. This is a crucial security feature of your mercedes because it stops potential thieves from dragging the car away or using the steering wheel to drive the vehicle without the key.

Another issue that can occur with a mercedes ignition key is that the electronic switch can become worn down and need to be replaced. This is an easy repair, but you must make sure that the new switch matches the one you have.

A faulty switch could cause your vehicle to stop with all lights going out and the radio stop functioning when the key is in use. You can either take your Mercedes in for repair or purchase a replacement OEM Mercedes ignition button.

Some ignition keys of Mercedes can become stuck in place even when your car is in park. This is a frequent issue in older Mercedes models and is usually caused by loose cables that connect the locking mechanism of your ignition assembly to the shifter.

Jump start can be used to determine if your key is in good condition. It's a quick and easy method to test the battery.

There are many other reasons that your mercedes ignition keys could not turn but the most common is the battery being dead. This problem is common for all makes and models of automobiles. You should seek the advice of an automotive mechanic to diagnose the exact cause.

Electronic Switch

The ignition switch is an essential electronic component in a vehicle. As the key is turned it activates various systems. The first one activates electrical components, the second powers the ignition and fuel systems, while the third turns the engine.

Each ignition key for mercedes is unique. When you insert the key into the ignition of your vehicle the electronic switch confirms that it's valid. If it's valid, it sends an indication to the steering lock (if your car has one) and other computer modules to unlock the door. This is a great method to allow you to start your car quickly and effortlesslyand even if lose your keys for mercedes, you can still get in and out without any trouble.

However, even though we love the convenience of our ignition switches, they can cause serious problems for the road. If the ignition switch is defective it could not be supplying enough energy to your vehicle's essential electrical components, or it may be missing crucial connections that prevent your vehicle from starting.

A malfunctioning ignition switch could cause your car to not start at all. It's usually because the switch isn't in the 'on' position -which is what powers the ignition and fuel systems.

Another indication of a damaged ignition switch is that the key does not move into the desired position, where you could look for warning indicators on the dashboard. Usually, these lights light up when you press the ignition button , and they dim when your car is running.

In some instances the dashboard lights remain dark even after turning the key to "on". The reason for this is that the ignition switch will briefly provide electricity to the ignition and fuel pump systems if you turn the key to 'on and then it will stop power once the key is removed from the "on" position.

It is recommended to contact an auto mechanic if you experience any of these issues. A professional will be able to identify if the switch is malfunctioning or not and what steps to take to repair it.

Locking the steering wheel

Mercedes ignition keys have been designed with an anti-theft feature in mind. If someone steals your car and manages to move the steering wheel even though you're away it will trigger the lock on the steering wheel to stop the car from moving.

This security measure protects you and your family against being a victim of a crime. It also prevents thieves from stealing your vehicle.

However, sometimes the lock won't open or it could be locked. This can be due to a number of reasons, including damaged or worn-out ignition tumblers. You can either buy a new key or repair the issue yourself.

The first step to fixing this is to remove the ignition lock assembly. To do this, remove the plastic cover that covers the ignition, and take out the fasteners.

Once you've removed the ignition lock assembly, you are able to replace it with a brand new one. It is crucial that the new part matches the components of your car. This will help ensure that the locking mechanism works well when you replace it.

Also, ensure that the new ignition lock has been installed correctly and that all clips are engaged. This is particularly crucial 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 not a rare issue that should be fixed before the cylinder becomes completely stuck or snaps off.

To unlock the mercedes ignition keys that are stuck in the locked position, try applying a little pressure to the key while turning it. To avoid damaging the lock mechanism or key it is best to apply the pressure slowly and gently.

This is an easy and simple way to fix your issue. This is a great method to make sure your Mercedes ignition is in good condition and secure so you can use it at any time. For more information or to set up an appointment, call Mercedes-Benz Centerville near Kettering.

Tumbler

When you insert a key into the ignition of your Mercedes it transmits information to the electronic ignition switch to start the engine. The Mercedes will rotate when the infrared information matches the ECU. This will start the car's engine and powers the various systems inside it.

When your Mercedes isn't starting it could be time to look at your ignition lock's tumbler. Sometimes, the tumbler will get old and needs to be replaced. Sometimes, it will not be able to turn on the electronic ignition switch.

The most obvious indication that the Mercedes ignition lock tumbler might be malfunctioning is when it fails to turn in the correct direction. If this happens, it can be frustrating because you may have to struggle with the lock for a long time before you are able to start your car.

A malfunctioning ignition tumbler could cause the key to jam or even become completely blocked when it is put into the lock. If this occurs it's essential to bring the vehicle to the local Mercedes specialist to examine and repair the ignition lock tumbler.

Other possibilities for an Mercedes Benz ignition lock tumbler that won't turn is the possibility of a bent or worn-out key. If the bent edge of your key causes it to not turn and is causing it to not turn, you can flatten it with a hammer to make it straight. Use an easy-headed, soft hammer and gently tap.

You can sometimes remove your key from the ignition lock by gently jiggling the cylinder. This can be tricky so make sure you don't harm your mercades key when trying to loosen it.

If you've a damaged or missing Mercedes ignition lock tumbler, you can purchase an original keyed replacement from your local Mercedes-Benz dealer. These parts are designed to fit your Mercedes' original locks, so they can be used with your Mercedes system.