Mercedes-Benz W176 / W246 / W447 (FBS-3) ESL – ELV Steering Lock Emulator

The ESL / ELV Steering Lock Emulator developed for Mercedes-Benz W176, W246, and W447 (FBS-3) platforms is designed to assist in resolving starting issues caused by electronic steering lock failures within professional service environments.

Overview

In Mercedes-Benz models equipped with the FBS-3 security system, electronic steering lock (ELV / ESL) failure is one of the most common starting problems.

When a fault occurs, the vehicle may not grant start authorization, and the system may require replacement and reprogramming of a new steering lock unit. This process can involve high costs and extended waiting times.

The ELV / ESL Emulator supports service procedures by simulating the correct operation of the system during fault diagnosis and repair processes.

Main Features

• Design compatible with Mercedes-Benz FBS-3 systems
• Reprogrammable structure
• LED status indicator for monitoring operation
• Compatible with professional key programming devices
• Suitable for service and diagnostic purposes

Supported Models

• Mercedes-Benz W176 (A-Class)
• Mercedes-Benz W246 (B-Class)
• Mercedes-Benz W447 (Vito / V-Class)

Supported EIS / EZS Systems

• W176 EIS
• W246 EIS
• W447 EIS (with steering lock system)

Compatible Key Programming Devices

• Abrites AVDI
• Xhorse VVDI MB BGA
• CGDI MB
• Autel (compatible models)
• Xhorse VVDI Key Tool Plus

LED Status Indicator

• Green Light: Programming process completed successfully.
• Red Light: Programming verification failed or incompatibility detected.
• No Light: Power connection or wiring should be checked.

Service Notes

• Installation and programming must be performed by a qualified technician.
• Incorrect application may cause damage to the vehicle.
• It is recommended to check and clear the fault memory after installation.

Important: This product is intended solely for legal service and repair operations. Misuse of vehicle security systems may result in legal liability.