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Product Description
The 3+1 Buttons KR5434760 Smart Control Car Key is a high-quality aftermarket solution tailored for 2013-2015 Acura RDX Tech models. Engineered with a 313.85MHz frequency and equipped with HITAG2/PCF7945A/46 Chip, this portable key fob delivers reliable and responsive smart control for your vehicle. It integrates four core functions: Lock, Unlock, Hatch release, and Panic alert, meeting daily usage needs while supporting advanced operations like remote air conditioning control, child lock engagement, and window adjustment. Manufactured by a brand with over 13 years of industry experience, this smart key for Acura balances favorable pricing and guaranteed quality, making it an ideal replacement or spare option for Acura RDX Tech owners.
Parameter | Details |
FCC ID | KR5434760 |
P/N | 72147-TX4-A01(Drive1), 72147-TX4-A11(Drive2) |
Chip | HITAG2 / PCF7945A / 46Chip |
IC | 7812D-434760 |
Frequency | FAK 313.85MHz |
Button Functions | Lock, Unlock, Hatch, Panic |
Battery Type | CR2032 |
Factory Type | Aftermarket |
Compatible Models | 2013-2015 Acura RDX Tech Models |
The HITAG2/PCF7945A/46 Chip ensures strong signal transmission and accurate code recognition by the vehicle’s electronic system. The 313.85MHz dedicated frequency matches the original Acura RDX Tech specifications, avoiding signal interference and ensuring quick response to every button press.
Beyond basic lock/unlock functions, this keyless remote control key for Acura RDX Tech enables remote operation of vehicle air conditioning or heating, one-click trunk popping, and child lock engagement. It also supports advanced features like engine shutdown, window closing, and single-cab door opening, enhancing both convenience and vehicle safety.
As a premium aftermarket product, it offers the same performance as OEM keys at a more favorable price. The brand’s 13-year industry reputation guarantees product durability, reducing the frequency of key replacement and long-term usage costs.
The smart control car key operates based on radio wave signal transmission and recognition. First, pressing any button on the key fob triggers the emission of a weak encrypted radio wave signal. This signal is then captured by the vehicle’s built-in antenna and transmitted to the electronic control unit (ECU). The ECU verifies the signal code; once the code is confirmed as valid, it sends instructions to the corresponding actuators, which include motors or electromagnetic coils. These actuators then perform the requested actions, such as locking doors, popping the trunk, or activating the panic alert. The entire process is completed in milliseconds, ensuring a seamless and instant user experience.
This aftermarket key requires programming by a local car locksmith before use. The manufacturer does not provide vehicle matching support, so it is recommended to choose a qualified and experienced locksmith to ensure the key is fully synchronized with your Acura RDX Tech.
The key uses a standard CR2032 battery. When the key response becomes slow or unresponsive, open the key shell with a flat-head screwdriver, replace the old battery with a new CR2032 model, and ensure the positive and negative poles are correctly aligned before reassembling.
Explore advanced functions like remote window control and single-cab door opening by referring to your Acura RDX owner’s manual. These functions can be customized based on your daily usage habits to improve vehicle usage efficiency.
No, this smart key is exclusively designed for 2013-2015 Acura RDX Tech Models. It is not compatible with non-Tech trim levels due to differences in vehicle electronic system configurations.
Under normal daily usage, the CR2032 battery can last 1–2 years. Battery life may vary based on the frequency of using remote functions like air conditioning control.
No, self-programming is not recommended. This key requires specialized equipment and technical knowledge to match the vehicle’s ECU, so professional programming by a local locksmith is necessary.
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