2019-2023 Nissan Maxima Smart Key Programming Service

🚗 Smart Key Programming: Nissan Maxima (2019–2023)

FCC ID: KR5TXN7 – Staten Island, NY

This listing covers the final production years of the eighth-generation Nissan Maxima. Starting in 2019, Nissan updated the security encryption to the TXN7 system (434 MHz). This advanced architecture requires specialized diagnostic authorization to bypass the vehicle's secure firewall and successfully pair new proximity keys.

🛠️ Service Details

• Technology: Updated TXN7 Proximity System (434 MHz frequency).

• Buttons: 5-Button configuration supporting all factory features:

  • Lock / Unlock

  • Remote Engine Start

  • Trunk Release

  • Panic Alarm

• Key Type: Intelligent Smart Key (Proximity/Push-to-Start).

• Part Numbers: 285E3-9DJ3B / 285E3-9DL5A.

• Emergency Blade: Includes a high-security laser-cut DA34 mechanical insert key.

• Warranty: 30-day warranty on parts and labor.

🚨 Pricing & Booking Requirements

• In-Shop Service Only: This vehicle cannot be programmed using "on-board" manual steps. It requires a secure diagnostic handshake with our specialized Nissan software.

• All Keys Lost: If you have no working keys, we provide mobile service at an additional emergency dispatch fee.

• Address: 2035 Victory Blvd, Staten Island, NY 10314.

📞 Contact Us

• Call or Text: (718) 907-3000

• Email: sales@paylesscarkeys.com

• Website: www.paylesscarkeys.com