Xhorse XSBZ01EN Universal Mercedes Benz FBS3 Smart Key 3 / 4 Buttons

🔑 XHORSE VVDI Universal Smart Key FBS3 for Mercedes-Benz (315/433MHz)

💼 Product Description:

The XHORSE VVDI Universal Smart Key is a high-quality replacement key designed for Mercedes-Benz FBS3 systems. It supports both 315MHz and 433MHz frequencies, and offers keyless entry and push-button start functionality. This smart key is compatible with various Mercedes-Benz models and is known for its stable performance and flexibility.

🛠️ Key Features:

• Dual Frequency Support: Easily switch between 315MHz and 433MHz.

• Keyless Entry + Start: Fully supports smart keyless systems and push-start functionality.

• Infrared Programming: No need to insert a battery when writing data via infrared.

• Renewable Key: Can be reused after renewing/resetting.

• High Stability: Built with high-quality materials for reliable use.

• Broad Compatibility: Works with multiple Mercedes-Benz key programmers including VVDI MB Tool.

🚗 Compatible Mercedes-Benz Chassis:

• W221 / W216 – S-Class

• W164 / W251 – ML / GL / R-Class

• W166 – New ML-Class

• W212 / W207 / W204 – E-Class / C-Class / X-Series

Note:

• W221 and W216 use the same type.

• W164 and W251 use the same type.

• W204, W207, and W212 share compatibility.

🔁 How to Change Frequency (315MHz ↔ 433MHz):

Option 1: Using VVDI MB Tool

• Open VVDI MB software (latest version)

• Go to: Other Function → Set key remote frequency / Update MB smart key

• Choose the desired frequency

Option 2: Manual Frequency Change (Without VVDI MB Tool)

• Locate and solder/desolder the FRE resistor on the PCB (see red-marked location in provided diagram)