Mercedes EIS Ignition Switch Replacement Service - SK_TECH_LAB Mercedes EIS Ignition Switch Programming Service
Professional Mail-In & Plug & Play EIS Replacement Solutions by SK_TECH_LAB
🛠️ Service Overview
- Service Type: Professional Mail-In Programming Service for Mercedes-Benz EIS / EZS (Electronic Ignition Switch) replacement.
- Hardware Notice: This listing is for the programming service. **It does not include the physical EIS unit unless otherwise specified.** You must provide your original (defective) EIS and your replacement (used or new) EIS.
- The Fix: Resolves common EIS failure symptoms such as key not turning, key not recognized, intermittent starting, or no ESL (steering lock) release.
⚠️ Important Note for Replacement: To provide a true \"Plug & Play\" solution, we must clone or transfer the data from your original, defective EIS to a replacement unit with the **exact same part number**. Please contact us with your **VIN number** and photos of your EIS labels **before** purchasing to confirm compatibility and discuss the replacement unit. 🚗 Vehicle Compatibility & Process
- Supported Model Range: Most Mercedes-Benz chassis (W204, W211, W221, W212, W207, etc.) equipped with FBS3 systems.
- Plug & Play Setup: Once we transfer the data, your replacement EIS and original keys will work immediately upon reinstallation—no dealership coding required.
- Expert Bench Programming: Secure, fast, and reliable data transfer and synchronization on our professional bench-testing equipment.
📦 Simple 4-Step Process 1 Consult & Order
Message us your VIN and EIS part numbers to confirm compatibility.
2 Remove & Ship
Carefully remove your original EIS and your replacement EIS. Mail them both to us.
3 Expert Work
We clone your data and sync the replacement EIS to your keys.
4 Fast Return
Your original and programmed replacement EIS are securely shipped back next business day.
⏱️ Handling Time Notice: This listing displays an extended handling time to comply with policies for mail-in services. Processing and turnaround begin immediately after we receive your physical EIS units.
