Mercedes-Benz S-Class OEM Options Review — Cost & Results
Service Price
$under $40
Estimated price · Actual price may vary by shop
Mercedes-Benz S-Class smart key & PKE retrofit: Starts around 300,000 KRW. Adds automatic entry/locking and push-button start.
Upgrade Your Mercedes-Benz S-Class with Keyless Entry and Push-Button Start
For many Mercedes-Benz S-Class owners, the convenience of a truly smart key system is a dream. Imagine your S-Class automatically unlocking as you approach and locking as you walk away. This review details a retrofit for a 2021 S-Class, integrating the latest smart key technology with Passive Keyless Entry (PKE) functionality. If you're looking to eliminate daily inconveniences and elevate your driving experience, this upgrade is worth considering.
The Benefits of a Modern Smart Key System
Standard S-Class smart keys can sometimes fall short in terms of convenience, especially models lacking the 'Comfort Access' feature – automatic unlocking when you get close and locking when you leave. These small, recurring annoyances can detract from the luxury experience. This specific retrofit addresses those needs by upgrading to the latest smart key and seamlessly integrating PKE. The result is a system where your S-Class doors unlock automatically as you approach and lock as you depart. The push-button start is also integrated for smooth operation. This isn't just a key replacement; it's a custom enhancement that blends luxury with practicality, prioritizing perfect compatibility with the Mercedes-Benz keyless go system.
Installation Process: Smart Key and PKE Retrofit
For owners accustomed to older S-Class key fobs, switching to a modern smart key offers a significant daily convenience upgrade. Gone is the need to physically insert and turn the key; now, you can unlock doors without touching anything and start the engine with a button press. The installation process involves carefully integrating the new smart key system and PKE sensors. After the retrofit, thorough testing ensures all functions operate flawlessly. A guide is often provided to help new users get acquainted with the smart key features.
Key Considerations for a Successful Retrofit:
The most critical aspect of a smart key retrofit is ensuring perfect compatibility with your vehicle's original systems. Using incompatible parts or incorrect integration methods can lead to malfunctions or damage. Specialists leverage extensive vehicle data to provide optimal solutions tailored to your specific S-Class model, ensuring a reliable upgrade.
Cost and Time for S-Class Smart Key Upgrade
In Korea, this type of Mercedes-Benz S-Class smart key and keyless entry retrofit typically starts in the range of 300,000 KRW (approximately $220 USD, subject to exchange rates). The final cost can vary based on the S-Class model year, specific trim, and any additional features requested. It's best to consult with the service provider for an exact quote after they've assessed your vehicle. The installation process usually takes around 3 to 4 hours and can often be completed within a single day. A warranty, often for one year, is typically provided on the work performed.
Nationwide Mobile Installation Available
This service can be performed via mobile installation, with technicians traveling to your location. This convenience extends to major cities and regions, allowing owners to have their S-Class upgraded without needing to visit a workshop. The technician will arrive, perform the installation, conduct tests, and ensure everything is working correctly before departing.
Frequently Asked Questions
Q. How much does OEM option and factory upgrade installation cost for a Mercedes-Benz S-Class?
This specific retrofit for a Mercedes-Benz S-Class starts around 300,000 KRW in Korea. While exact US pricing varies, similar factory option retrofits can range from $300 to over $1000 depending on complexity.
Q. How long does OEM options installation take on a Mercedes-Benz S-Class?
The installation for this smart key and PKE upgrade typically takes 3-4 hours and is often completed the same day. With proper care and integration, these systems are designed for long-term durability with no special maintenance required beyond standard vehicle upkeep.
Q. Are OEM options worth adding after purchase for a Mercedes-Benz S-Class?
This upgrade is highly beneficial for S-Class owners seeking enhanced convenience, particularly those whose models lack automatic keyless entry. It significantly improves daily usability and adds a modern luxury feel, making it a worthwhile investment for many.
Q. How are OEM factory options installed on a Mercedes-Benz S-Class?
Installation involves integrating new smart key hardware and PKE sensors into the vehicle's existing electrical system. 1. The technician carefully removes the old key module and relevant interior trim. 2. New smart key components and PKE antennas are installed and wired. 3. The system is programmed and tested for seamless integration with the car's computer.
Q. What is the difference between dealer-installed options and aftermarket upgrades for a Mercedes-Benz S-Class?
Dealer-installed options, often referred to as OEM (Original Equipment Manufacturer) options, are designed and manufactured by Mercedes-Benz for perfect integration. Aftermarket upgrades are made by third-party companies and may offer similar functionality but can sometimes have compatibility or durability issues.
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