The Best and Cheapest Way to Replace a Mercedes Key

Mercedes Benz keys are extremely advanced, making it nearly impossible to steal the car. All Mercedes Benz car models manufactured in the last few years come with keyless entry. In comparison, older models have a smart key that must be inserted into a car key slot to start the car.

Keep reading to learn how to replace a Mercedes Benz key.

How do I replace my lost Mercedes key?

To order a spare or replacement key for Mercedes, you must visit your local authorized Mercedes-Benz dealership. The key must be pre-paid, and the following documentation must be provided: an original copy of vehicle registration and vehicle owner driver’s license, passport, or identity card.

The following documentation is required for the vehicle owner: an original copy of vehicle registration and driver’s license, passport, or identity card. In addition, as an authorized representative or delegate, the following documentation is required: an original copy of vehicle registration, vehicle owner driver’s license, passport or identity card, and a signed and dated letter of authorization from the owner of the vehicle.

Can a locksmith make a key for my Mercedes?

A locksmith is the best to get a cheap replacement key for Mercedes. They can bring all their tools on the road and come to any location to create a replacement key or duplicate a current key.

Mercedes-Benz is a luxury vehicle, and not all mobile locksmiths can access the data necessary to create key fobs. This is why it is a good idea to call and find out if they have your Mercedes Benz model on their list. Or, call Cheap Lock & Key, as we support all models of Mercedes-Benz.

In addition, when working with a mobile locksmith, you should be able to state your needs to the locksmith, and they should be able to provide an accurate estimated cost.

For the most part, locksmiths should be able to help you replace or duplicate your Mercedes-Benz key at a better price than a dealership, in part because they should be up to date with the skills and equipment required. Cheap Lock & Key, a licensed locksmith, is equipped with the latest and greatest to provide the best services possible.

How much does it cost to replace a Mercedes key?

A Mercedes key replacement will cost between $225 and $389 depending on the exact model and year your Mercedes was manufactured. Since an automotive locksmith’s focus is car key replacement, they keep a large stock of key blanks, so you do not have to wait for any parts to arrive.

Original programmed Mercedes key fobs cost $200-300 and can cost as much as $550. For that reason, buying aftermarket key fobs can be a lot cheaper. The best place to find a replacement is Amazon because they stock the widest range of options and have the best prices.

For Mercedes’s key programming cost, several factors determine the cost to reprogram a fob. While giving a universal estimate is hard, the general cost is between $50 and $250 for reprogramming.

How to shop for an Aftermarket Key Fobs

Older Mercedes use a flip key, and new models use smart keys. Flip keys have a metal key that can pop out of the fob for unlocking the car or starting the engine.

Depending on the year your car was manufactured, a smart key could be a simple fob or a more complex piece of technology with keyless or remote start features. Both types of keys contain transponder chips.

Like other vehicle brands, replacing a Mercedes key or smart key can be done in three ways.;

You can always visit a Mercedes dealership for a spare or replacement key. However, this is typically the most expensive way to go and, depending on your circumstances, could take the longest amount of time.

You can also order replacement fobs online but do your research before buying. When your car is manufactured, your keys are programmed in Germany. However, models produced after 2004 have high-security push-to-start programming that can be impossible to recreate for anyone but a Mercedes-Benz dealership. In fact, for any Mercedes keys with a transponder chip, going to a dealership will be the best way to replace your key.

For a non-chip key, which is another way of describing an older model of metal key, working with a locksmith will be a cost-efficient, quick, and easy way to replace a lost key or get a spare.

If you require any replacement, you must bring your personal and vehicle information to keep the process moving. Having proof of identification, address, vehicle ownership, and the VIN make, model, and year of your car will be required before any new or replacement keys can be made.

Finding the right key can be difficult. However, below are two replacement options that work with most Mercedes models. They are both unprogrammed Mercedes key fobs.

Auto Key Max Replacement Key Fob

it’s compatible with an extensive list of 2006-2011 Mercedes-Benz sedans, roadsters, and SUVs. For the full list, check the manufacturer’s Amazon page.

It’s an all-in-one package with an uncut replacement metal key and a key fob. The FCC ID# of your original key must match one of these codes:

  • IYZ3312.IYZDC
  • IYZDC07
  • IYZDC10
  • IYZDC11

Beefunny Smart Replacement Key Fob

It’s a 315Mhz frequency key suitable for:

  • 705 Moto 1997-2000
  • NEC 2001-2005
  • NEC 2006-2010
  • BGA 2011 onwards

Are Aftermarket Key Fobs worth it?

Unfortunately, Mercedes-Benz has made it very difficult to avoid their services. Their key fobs cannot be programmed at home or by an unlicensed mechanic or locksmith, while authorized dealerships refuse to program them, conditioning you to buy an OEM key. If you still have your standard blade key, you can take it to a locksmith along with a blank and have it copied.

How to Program Mercedes Key Fob

  • Place the key in the ignition and toggle it from the Off to On position twice.
  • Take the key out and press the lock button on the fob key.
  • Press and hold the unlock button.
  • Press and hold the lock button for 1 second, four times without releasing the unlock button.
  • Release the unlock button, then press and hold the lock button for the fifth time.
  • The key fob should be programmed.

How to find a lost Mercedes Benz key

Unfortunately, it is impossible to find a lost Mercedes Benz key. This is because tracking the key is nearly impossible. However, the Mercedes me connect app lets you pair your vehicle and activate services.

Check this too: How To Program A Hyundai Keyfob

The services include; Remote Engine Start, Remote Door Lock & Unlock, Locate Vehicle, and more. Scan the QR code in the vehicle’s multimedia system, or enter your Vehicle Identification Number in the app to pair your vehicle.