How to Get a Mercedes Key Fob Replacement
You're aware of how important your key fob could be to your Mercedes' security. If it's broken, lost or stolen, you could be forced to pay for replacement.
The cost to replace a mercedes key fob can differ based on the year and model. There's a quicker and less expensive option than visit the dealership.
Cost
Losing your car keys can be a nightmare. They can cause you to skip school or work and put you in a danger situation on the road. But there are ways to obtain new keys without having to visit the dealership.
One of the best methods to save the money for a key fob replacement is to purchase the replacement on Amazon. They offer both aftermarket and original versions of the Mercedes key at just a fraction of the cost.
Another method of saving money is to take your old key to locksmiths and having them cut it for you. This is less expensive than going to a dealer.
Depending on the type of key, the price could range from $100 to $250. The price is determined by the type of key, the fact that it has a transponder chip and if it is required to be programmed.
It is also a good idea to have a locksmith look at your key prior to you buy it. They will know the type of key you need and also the requirements for programming. This can make it easier to save cash in the long run.
You can also call your local mechanic to program the key for you. While they'll charge more than the dealer however, it will be worth it in the end.
This also means you can avoid high dealership fees. This is particularly beneficial in cases where you have a restricted budget and don't want to pay for too many services.
If you're looking to have a replacement key created for your vehicle the best option is to work with an authorized Mercedes dealer. This is the best method for you to be sure that you get a high-quality key, and not something that will end up non-functional or not usable. The dealership is also able to replace any lost or stolen keys.
Battery
If you own a Mercedes key fob, it's important to change its battery regularly to ensure that it's functioning. This will ensure that you're able use your keys for whatever they were made to do, and keep your car safe.
It's simple to replace the battery on your Mercedes-Benz key fob. You can do it on your own or take the vehicle to the dealership to get help. If you choose to replace the battery yourself you'll need a screwdriver, flat-tipped screwdriver, as well as the correct replacement batteries.
First, identify the kind of key you have. There are mercedes keys of keys: the Chrome Key (encased in metal) and the Smart Key. The Chrome Key only requires one CR 2025 battery, while the Smart Key requires two.
Whatever key you have the steps to change batteries are exactly the same. Pull the latch at one end of the key casing , and stick the key horizontally in the slot. Then, lift the battery compartment to change the batteries.
Once you have the new batteries, you need to reassemble the key. This should only take a few minutes.
If you are not sure of the best method for doing this on your own, there are plenty of videos online that guide you through the entire process. Some of them will even give step-by step instructions for the particular model and year of vehicle.
Before you begin, make sure you buy top-quality batteries. This will ensure that there is no damage to your device in the long run. You should choose an established brand with high ratings from consumers, has long operating ranges and can perform in extreme temperatures.
The cost of the battery for your Mercedes-Benz key fob must also be considered. Some low-cost batteries can cause irreparable damage to the circuits within your key fob. Additionally, they could cause the drain of the battery too quickly and force you to purchase a new one earlier than you need to.
In the end, it's best to have your key battery replaced by an authorized dealer. This will guarantee you get the right parts at the right cost.
Programming
Key fobs have become increasingly popular in modern automobiles because of its convenience and ability to open and lock trunks and doors without using keys. The devices can fail or become defective. If this happens, it can be a huge issue and could put you in the middle of a terrifying situation.
The key fob contains an insignificant chip or transponder which transmits signals to your vehicle's immobilizer system. The engine control module will not allow the vehicle to start if the signals are not correct.
Thankfully, there are a few simple steps you can take to address this issue yourself. The first step is to ensure that the batteries on the key fob aren't depleted.
Also, you should check your fuse box to ensure there isn't a blow-out in your fuse box. A blown fuse can cause your Mercedes key fob to stop working.
Once you have checked the fuse, make sure that you replace any that are blown with the same ampere rating.
Then, you must insert the ignition key, and turn it to "ON". This will activate the vehicle's electrical system and let your Mercedes key fob to go into program mode.
When your Mercedes key fob is in program mode it will sound chirps to let you know that it is in programming mode. After hearing this chirp, you are able to press and release the "Unlock" and "Lock" buttons on your new key fob until the door locks engage and disengage.
The chirp will last for approximately 30 seconds. In this time, the new key fob will be inserted into the security system of your vehicle.
If you aren't sure if your key fob is functioning correctly, you can test it by pressing and pressing the lock button. The small red LED light will flash. If it doesn't, you should replace the batteries inside the key fob.
If your Mercedes key fob is not working or you have lost it, call a locksmith to reprogram the device. Locksmiths are usually able to do this for you for less than what it would cost to get it done at your local auto dealership or repair shop.
Safety
The Mercedes Benz key fob is an integral part of the vehicle. It allows drivers to remotely lock and unlock doors. A panic button can be reached via the Mercedes-Benz key fob in case of emergency.
The devices aren't immune to malfunctioning, so it is vital to know how to care for them. Fortunately, there are several steps you can take to ensure that your key fob stays functioning properly.
First, identify the type of key you own and purchase the correct batteries. It doesn't matter if you have a modern Chrome SmartKey(r) or an older SmartKey, the key type will determine how you should replace the battery.
If the case of your key is made of metal, it's likely that it's a Chrome Key. There are two types of panic buttons found on these key fobs one of which is a triangular panic, and the other a circular panic button. The older Chrome Key fobs require two CR 2025 batteries, while newer ones only require one.
Fortunately, you can change the battery inside your key fob on your own without having to visit an authorized service center. Follow these steps to replace your battery and keep your key fob in good working order.

Make sure to purchase a high quality replacement before replacing the battery on your Mercedes keyfob. A high-quality battery will guarantee your key fob's durability and will save you money over time.
The battery inside your Mercedes key fob will typically last for around five years or so before needing to be replaced. Be sure to check the battery's life expectancy and consumer ratings before you buy the new battery.
It is important to ensure that the new battery is compatible with your vehicle's key fob as well as the keyless entry system. If you're uncertain, consult the owner's manual for your specific Mercedes-Benz model.
After you have purchased a brand new battery, follow these instructions to program it. This will allow you to synchronize your new Mercedes-Benz key with your other Mercedes-Benz keys. Once your new key fob has been programmed, it can be used to unlock the doors of your vehicle and trunk.