Smart Remote Key Fob for 2010-2015 Lexus RX350 RX450h HYQ14ACX 271451-5290

$ 50.13

Aftermarket four-button proximity remote key fob for the matching Lexus Smart Key system. Includes one complete remote with electronics and battery, plus an uncut emergency key blade. This is a functional replacement key, not an empty shell or a genuine Lexus-branded remote.

Part and board identification

FCC ID: HYQ14ACX.
Required original board number: 271451-5290 GNE. Open the original remote and verify this exact board identification before ordering.
Primary reference part number: 89904-48191. Additional supplier-listed references: 89904-48491 and 89904-0E150; have the original application checked rather than relying on reference number alone.
Frequency: 314.3 MHz; 4D transponder chip; CR2032 3V battery included.
Four buttons: lock, unlock, rear-hatch release and panic.

Fitment and compatibility

2010-2015 Lexus RX350 Base, 3.5L V6 gasoline. Additional listed trims: F Sport for 2013-2015 and Sportdesign for 2014-2015.
2010-2015 Lexus RX450h Base, 3.5L V6 hybrid; Sportdesign for 2015.
2011-2014 Lexus CT200h Base, 1.8L four-cylinder hybrid; F Sport for 2014.
For matching proximity/push-button-start systems only. Original FCC ID, board number, frequency, button layout and emergency-blade profile must match. Not for conventional turn-key ignition systems.

Programming and installation

Professional programming and emergency-blade cutting by a qualified automotive locksmith or dealer are required. Self-programming is not available. Confirm support for this aftermarket key before purchase. Remote functions require the corresponding factory vehicle equipment.