Dorman 99645ST Keyless Entry Transmitter

Dorman 99645ST Keyless Entry Transmitter

The Dorman 99645ST keyless entry transmitter is a black, 4-button replacement remote built to match the appearance and function of the original key fob on select Nissan vehicles. It is a premium-grade key fob replacement with remote start and an integrated emergency button, and it requires programming with a compatible scan tool by a qualified professional.

Key Features

• OE-style keyless entry transmitter for select Nissan applications
• Black housing with 4-button layout
• Includes remote start function and emergency button
• Electronic chip type: 51 PHILIPS HITAG AES
• OE FCC ID: KR5TXN7
• Programming required with a compatible scan tool
• Premium grade replacement for a worn or missing key fob

Product Details

This Dorman 99645ST remote is designed as a direct-style replacement for select Nissan Murano, Pathfinder, TITAN, and TITAN XD models. It is intended to restore normal keyless entry operation while matching the original transmitter’s look and function. The transmitter is supplied with batteries included and is identified for vehicles using OE FCC ID KR5TXN7.

Fits 2015-2019 Nissan Murano, N/A. Fits 2013-2018 Nissan Pathfinder, N/A. Fits 2017-2018 Nissan TITAN, N/A. Fits 2017-2018 Nissan TITAN XD, N/A.

This part cross-references Nissan OE numbers such as 285E35AA3A and 285E39PA4A for the same application.

Common Issues This Part Can Address

• Lost or damaged original key fob
• Worn buttons or cracked remote housing
• Nonfunctioning lock, unlock, or remote start commands
• Need for a spare transmitter for a supported Nissan vehicle
• Replacement after battery-related remote failure

Installation Notes

Programming is required before the transmitter will operate with the vehicle. Use a compatible scan tool and follow the vehicle-specific pairing procedure. Professional setup is recommended to ensure the remote is correctly matched to the immobilizer and keyless entry system.

Quality Assurance

Dorman manufactures this transmitter as a premium replacement part for select OE applications. It is built to match the original remote’s form and function for the listed Nissan Murano, Pathfinder, TITAN, and TITAN XD fitments.