Why Mercedes Key Fob Replacement Is More Difficult Than You Think

· 6 min read
Why Mercedes Key Fob Replacement Is More Difficult Than You Think

Mercedes Ignition Key Replacement

Mercedes-Benz is a prestigious car brand, and its vehicles are renowned for their premium craftsmanship. They also are expensive.

If you have lost your Mercedes ignition key, there are a variety of ways to get a replacement. A local locksmith is the best choice.

Replacement Ignition Cylinder

If you've lost your Mercedes key and want to have it replaced There are a few options to consider. The first option is to visit the dealer and ask them to cut an alternative key. The dealer will have a special cutting machine that can make keys that work in the Mercedes vehicle. However, this isn't the cheapest option and could cost you $200-$300 , depending on your vehicle's year and the type of key.

Another option to avoid the dealership is to use an auto locksmith. These mechanics are specially trained and licensed to perform many automotive repairs including ignition repairs and key replacements. The only problem with these specialists is that they might not have the tools or equipment to repair the Mercedes key.

You can also buy an online replacement key. This could be a cheap alternative to the dealership, but you'll need to wait for it to arrive and then get it coded in order to use it.

Mercedes modern cars are equipped with smart keys that send encrypted codes to their ECU over the internet. These codes can be used to remotely unlock your vehicle. This is extremely convenient and helps to keep your vehicle secure from theft.

Many Mercedes automobiles have a smart key that can be programmed from any location, including the ignition. This will save you a lot of time and money in the long time.

You can also program your key by yourself for older vehicles that have a chip in it. To do this, place the key fob in the ignition and toggle it twice from Off to On. This is usually successful.

A Mercedes dealership will also be able to help you locate a key that can be programmed at-site. If they don't then an auto locksmith is an affordable and convenient option for you to get your key replaced. The only drawback to this is that it can take up to two days to program the new key, however you could save some money in the long run by not having to pay the dealership a large fee.

Replacement Ignition Switch

The ignition switch is a vital element of your car's electrical system. If it's damaged, or isn't functioning properly, it can cause your car to suffer numerous issues. These issues can include everything from your lights not working properly to your radio that requires you to move the keys from side to side.

When you have a problem with your ignition switch it's best to take your vehicle to an auto repair shop , so they can identify the issue. They can also provide you with an estimate for the cost of replacing an ignition switch and ensure you're getting only the right parts for your vehicle.

In addition to the switch, you might also need a new set of keys. This can be expensive therefore it's a good idea to obtain multiple quotes and find someone you trust to provide this service at an affordable price.

Another option is to visit an Mercedes dealership. They'll be able to help you locate the right replacement key for your car and can also help you program the new key. This is available for an additional charge, but it is well worth it at the end.

You can also change the key's programming yourself. Although it can be difficult but it is doable. In order to do this, you need to be able to read the EIS-EZS module, which is found in your vehicle.

It's important that you call a locksmith near you to learn how to do this. They'll be able to help identify the type of key you require and will be able to cut it for you.

Then , you'll have to visit the dealership with your keys in hand and a copy of the vehicle registration. Also, bring your driver's licence as well as a signed statement to confirm that the dealership has permission to cut the key.


After you've done all the above steps, you can bring your car in for the replacement ignition switch to be installed. The cost of this replacement will be based on the location, the model of your vehicle, and warranty.

Replacement Ignition Wires

If you're Mercedes ignition key replacement needs you to replace a set of spark plug wires make sure that you're using appropriate ones for your vehicle. They are required to transfer high-voltage energy from the ignition coil to the spark plugs that ignite the air-fuel mixture and start the engine of your vehicle.

Before replacing your spark plug wires ensure that they're of the right length for your vehicle. This is because different brands of spark plug wires have slight differences in length. It's also important to match the wires to each one another and not mix their sequence.

Taking the time to ensure your new spark plug wires are properly installed will stop your car from burning out or slowing down. It will also save you money in the long-term.

To begin, put the spark plug end of your wire on top of the spark plug insulation. Push it into. This will allow the wire to move into position without causing damage. After it's securely secured it should be being able to test the connection by pulling the boot back off the wire and checking if it comes off easily.

After getting rid of the old wires clean the distributor cap towers as well as the spark plug insulator prior to installing the new ones. The accumulation of debris can cause arcing and sagging in the wires.

Be sure to use self-locking cable ties rather than using a screwdriver to connect the wires to spark plugs or distributor cap.  mercedes key fob programming  will keep them from rattling around during repairs and ensure they remain in place until you are ready to put them back together.

Also, cracks in the ignition wiring harness can cause electrical issues between the alternator and the battery. This can cause your battery to not get enough power, which could result in dying or a dead battery. To ensure your engine is running smoothly and safely, it's recommended to replace your wiring harness with a new one at least every 60,000 miles.

Keys for Replacement Ignition

Mercedes cars are well-known for their top-quality manufacturing, technology and keys. The "smart" keys Mercedes uses do not have a key code to unlock the doors. They come with their own battery and circuits within them to support keyless entry.

They also come with an individual rolling code every time they unlock your vehicle which means you can't make a copy of the original. To replace your Mercedes key, you'll require an auto locksmith who is familiar with programming keys for cars.

If you're not sure where to start, we recommend visiting an authorized dealer to purchase the replacement ignition key. The dealer can purchase the key using your VIN number. You'll need bring your driver's licence or passport as proof of ownership.

You can also go to an unlicensed locksmith or mechanic, however this is likely to cost more than the dealership. They'll have to pay a fee to the manufacturer to program the Mercedes-Benz Key. This fee can run between $150 and $200.

You can also save money if locate a locksmith local to you who knows how to replace Mercedes key fobs. One customer from Texas states that they called six locksmiths but couldn't get their Mercedes key fob changed. However, they were able to find a mechanic willing to change it for just $150.

You may be able to purchase the Mercedes replacement key online, depending on the model and make of your vehicle. Amazon is a preferred place to find these keys, however, be aware that it can be difficult to determine which key will fit your car.

The key will need to be constructed from a piece that matches the car's style. You can make use of a normal metal-cutting saw or laser-cutting tool to accomplish this task.

Although some locksmiths can cut a key using the original key, it's not the case for all locksmiths. This requires specialized tools and experience. For this reason, we recommend taking your Mercedes to the dealer for a replacement ignition key.