Lexus Smart Key Fob 4-Button 314.3MHz HYQ14AAB ES350 IS GS LS
Lexus Smart Key Fob 4-Button 314.3MHz HYQ14AAB ES350 IS GS LS
DIYKEY Smart Remote Key Fob for Lexus – FCC ID: HYQ14AAB
Replace your lost or damaged Lexus smart key with this high-quality 4-button remote key fob. Compatible with multiple Lexus models from 2009–2012, this replacement key features a built-in circuit board (Board ID: 271451-3370) and operates at 314.3MHz — matching your original factory key specifications exactly.
Made in Mainland China.
Key Specifications
- FCC ID: HYQ14AAB
- Board ID: 271451-3370
- Frequency: 314.3MHz
- Buttons: 4
- Circuit Board: Included
- Type: Smart / Proximity Key Fob
Vehicle Compatibility
- Lexus ES350 — 2009, 2010, 2011, 2012
- Lexus GS350 — 2009, 2010, 2011, 2012
- Lexus IS250 — 2009, 2010, 2011, 2012
- Lexus IS350 — 2009, 2010, 2011, 2012
- Lexus LS460 — 2009, 2010, 2011, 2012
Programming Notice
⚠ Important: This key fob must be programmed by a qualified locksmith using one of the following tools:
- Lonsdor K518
- Tango Key Programmer
- Xhorse VVDI Key Tool Max
This key CANNOT be programmed using TechStream. After programming, a locksmith will also need to cut the blade to match your vehicle. Most qualified locksmiths are familiar with this process.
Before You Buy – Compatibility Checklist
To ensure this key fob is the right fit for your vehicle, please verify the following match your original key:
- Overall appearance and button layout
- Operating frequency (314.3MHz)
- FCC ID: HYQ14AAB
- Board ID: 271451-3370
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Frequently Asked Questions
Q: Is this Lexus remote key fob ready to use right out of the box?
A: No. The key fob includes the circuit board and is a direct replacement for FCC ID HYQ14AAB, but it must first be programmed by a qualified locksmith using a compatible tool such as the Lonsdor K518, Tango, or Xhorse VVDI Key Tool Max. The key blade will also need to be cut to match your vehicle.
Q: Which Lexus models is this remote key fob compatible with?
A: This smart remote key fob (HYQ14AAB, 314.3MHz) is compatible with the Lexus ES350, GS350, IS250, IS350, and LS460 — all model years 2009 through 2012. Always confirm your original key's FCC ID and frequency before ordering.
Q: Can I program this Lexus key fob myself without a locksmith?
A: Due to the smart key technology used in these Lexus vehicles, professional programming equipment is required. A local qualified locksmith with access to Lonsdor K518, Tango, or Xhorse VVDI Key Tool Max can complete the programming quickly. This key is NOT compatible with the Toyota/Lexus TechStream software for programming.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.