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Product Description
This 3Buttons 4N0959754 J 433MHz Smart Key is a premium OEM-spec replacement smart key fob, exclusively engineered for 2017+ Audi A8 vehicles. As a reliable supply solution for automotive parts distributors, auto repair workshops, fleet management companies, and auto locksmith service providers, our OEM 433MHz Audi A8 Smart Key delivers 1:1 compatibility with original factory systems, ensuring seamless integration and consistent performance for aftermarket replacement and bulk stock needs.
Manufactured to strict OEM production standards, this 4N0959754 J Audi Keyless Entry Smart Key eliminates common compatibility issues in aftermarket replacements, reducing after-sales disputes and inventory risks for our B2B partners. With 3 functional buttons and a precision-tuned 433MHz radio frequency module, it fully supports factory-grade keyless lock/unlock functions, perfectly matching the original vehicle’s intelligent access system.

We provide complete and accurate parameter information for our B2B partners to streamline inventory management and product matching. The core specifications of this 4N0959754 J 433MHz Smart Key for Audi A8 are as follows:
Parameter | Specification |
Part Number (P/N) | 4N0959754 J |
Operating Frequency | 433MHz |
Button Configuration | 3 Buttons |
Product Grade | OEM Standard Replacement |
Compatible Vehicle | 2017+ Audi A8 |
Core Function | Keyless Lock/Unlock, Intelligent Vehicle Access |
100% fitment for 2017+ Audi A8 models, with the original part number 4N0959754 J to eliminate mismatch issues
Fully compatible with the vehicle’s original intelligent access system, no hardware modification required for installation and programming
Reduces pre-sales consultation workload and after-sales return rates for distributors and repair shops, significantly improving operational efficiency
Equipped with a professional calibrated 433MHz Smart Key RF module, delivering stable signal transmission with strong anti-interference capability
1-meter effective sensing range for keyless access, fully consistent with the original vehicle’s response speed and sensitivity
Ensures reliable lock/unlock performance even in complex electromagnetic environments, boosting end-user satisfaction and repeat business
Manufactured to OEM production standards, with high-quality ABS housing and wear-resistant button components
Anti-drop, dust-proof, and waterproof design, adapting to various daily use scenarios and extending service life
Reduces repeated replacement demands, lowering long-term procurement costs for bulk buyers and chain service providers
Stable inventory and flexible bulk order support, catering to the large-scale procurement needs of distributors and auto repair chain enterprises
OEM-equivalent quality at a more competitive aftermarket price, effectively improving your profit margin in the smart key replacement market
100% quality inspection before delivery, ensuring each 4N0959754 J Audi Smart Key meets strict performance standards before shipment
The 433MHz Audi A8 Smart Key uses a 433MHz ultra-high frequency band to establish encrypted two-way communication with the vehicle’s Body Control Module (BCM). When the user triggers the button or approaches the vehicle door handle, the key sends an encrypted RF signal to the vehicle’s built-in receiving antenna, and the BCM verifies the signal validity to execute the corresponding lock/unlock command.
This 3Buttons Keyless Smart Key for Audi A8 adopts the same rolling code encryption technology as the original factory. Each time the key sends a signal, it generates a unique encrypted code, which effectively prevents signal interception and illegal replication, ensuring the vehicle’s anti-theft security. The vehicle’s BCM only responds to the encrypted signal that matches the pre-programmed authentication rule, ensuring exclusive access to the vehicle.
The key is equipped with an optimized low-power consumption circuit design, which only activates the RF transmission module when the button is pressed or the vehicle’s sensing signal is detected. In standby mode, it enters an ultra-low power state, greatly extending the service life of the built-in battery and reducing the frequency of battery replacement for end users.
Confirm the vehicle’s model year is within 2017+ Audi A8 range, and the original part number matches 4N0959754 J to avoid compatibility issues
This smart key requires professional programming by a certified auto locksmith or experienced auto repair technician to pair with the vehicle’s BCM
Before programming, ensure the vehicle’s battery is fully charged, and the key’s built-in battery is correctly installed to avoid programming failure
When the doors are locked and the 4N0959754 J 433MHz Smart Key is within 1 meter of the driver’s door handle, pressing the lock/unlock button on the handle will unlock the driver’s door
Pressing the lock/unlock button again within 5 seconds will unlock all passenger doors; press the button twice in a row to unlock all doors directly
To lock all doors: press the lock/unlock button when more than 5 seconds have passed since the first press, or after any door has been opened and all doors are closed
When the doors are locked and the smart key is within 1 meter of the passenger door handle, pressing the lock/unlock button on the handle will unlock all doors directly
To lock all doors: press the lock/unlock button after all doors are closed, or after using the button to unlock all doors
Avoid dropping, heavy impact, or long-term immersion in water to prevent damage to the internal RF module and circuit board
Keep the key away from strong magnetic fields and high-temperature environments to avoid signal interference and component aging
Replace the battery in time when the signal strength decreases, to ensure stable performance of the keyless entry system
A1: This 433MHz Smart Key for 2017+ Audi A8 is exclusively designed for 2017 and newer Audi A8 vehicles, with the original part number 4N0959754 J. Please confirm the vehicle’s production year and original part number before placing an order, to ensure 100% fitment.
A2: Yes. This OEM Audi A8 3Buttons Smart Key is manufactured in strict accordance with OEM production standards, with the same appearance, core parameters, and functions as the original factory key. It has passed strict quality inspection before delivery, ensuring consistent performance with the original product.
A3: Yes. This 4N0959754 J Keyless Entry Smart Key needs to be professionally programmed and paired with the vehicle’s Body Control Module (BCM) by a certified auto locksmith or professional technician before it can be used normally.
A4: Yes. We specialize in providing B2B supply solutions for automotive parts distributors, auto repair chains, and locksmith service providers. We support flexible bulk orders, stable long-term inventory supply, and customized services according to your procurement needs.
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