




Found a lower advertised price within 120 days of your purchase? Submit a price match request and we'll refund the difference.
Shop with confidence. Autelonline.com is an authorized Autel dealer listed on Autel's official website. No counterfeits. No compromises.
Every eligible product is backed by a 12-month warranty, giving you reliable support and peace of mind. For warranty-related assistance, contact us at sales@autelonline.com.
All orders ship from our US warehouse with free shipping nationwide. Most orders arrive within 3–7 business days. If an item is temporarily out of stock, restocking may take 7–15 business days.
Return eligible, undamaged products within 30 days for a full refund. Refunds are issued after the returned item is received and inspected. See our Refund Policy for full details and requirements.
Found a lower advertised price within 120 days of your purchase? Submit a price match request and we'll refund the difference.
Shop with confidence. Autelonline.com is an authorized Autel dealer listed on Autel's official website. No counterfeits. No compromises.
Every eligible product is backed by a 12-month warranty, giving you reliable support and peace of mind. For warranty-related assistance, contact us at sales@autelonline.com.
All orders ship from our US warehouse with free shipping nationwide. Most orders arrive within 3–7 business days. If an item is temporarily out of stock, restocking may take 7–15 business days.
Return eligible, undamaged products within 30 days for a full refund. Refunds are issued after the returned item is received and inspected. See our Refund Policy for full details and requirements.
Elevate your automotive key programming and diagnostic capabilities with the Autel XP400 PRO. This state-of-the-art tool is an upgraded version of the popular XP400, designed to meet the demands of modern vehicles and advanced security systems. Say goodbye to burnout and hello to enhanced performance and reliability.


The Autel XP400 PRO, when combined with its advanced key programming capabilities, offers extensive vehicle coverage. Whether you're working with Audi, BMW, or other major brands, this tool provides the reliability and precision needed for professional key programming.

The XP400 PRO is equipped with powerful immobilizer functions, allowing you to tackle even the most challenging security systems with ease. Its enhanced stability and high-definition wiring diagrams ensure that you can complete tasks efficiently and accurately.

Enhanced Stability: The stability of key read/write, chip read/write, and IR key read/write is greatly enhanced, providing a reliable and efficient user experience.
User-Friendly Interface: With intuitive menus and high-definition wiring diagrams, the XP400 PRO is easy to use, even for beginners.
Comprehensive Coverage: The tool's extensive coverage of vehicle models and component types makes it an indispensable tool for any automotive professional.

1. USB Port- Provides data communication and a 5V DC power supply.
2. DC Port- Provides 12V DC power supply.
3. DB 26-Pin Port - connects with the Mercedes-Benz infrared collector, ECU cable, MCU cable, and MC9S12 cable.
4. Cross Signal Pins- hold the MCU spare cable or DIY signal interface.
5. Vehicle Key Slot-holds the vehicle key.
6. Transponder Slot -holds the transponder.
7. Mercedes Infrared Key Slot - holds the Mercedes infrared key.
8. Status LED indicates the current operating status.
9. EEPROM Component Transponder Slot holds the EEPROM plug-in transponder or EEPROM socket.
USB Port
The Type B USB port provides data communication and power.
DC Port
DC Port is used to provide 12V power to the XP400 Pro.
DB 26-Pin Port
Four components can be connected to this port: Mercedes Infrared Collector, ECU Cable,MCU Cable, and Mc9s12 Cable.
Please note that additional shipping fees may apply if an order is placed through a website that does not match the destination country or region.
We partner with trusted international carriers, including DHL, UPS, USPS, FedEx, and DPD, to ensure your order is delivered safely and efficiently.
Please refer to the table below for shipping details:
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Important Notes
For added peace of mind, you may purchase our Shipping Protection Service during checkout for an additional fee equal to 2% of your order value. If your package is lost, damaged, or arrives with missing items during transit, compensation may be provided based on the circumstances and the results of the carrier's investigation.
Note: Once shipped, the Shipping Protection Service is non-refundable.
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