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

The Mercedes-Benz W176 / W246 / W447 (FBS3) ESL / ELV Steering Lock Emulator Simulator is a small electronic bypass module used in the FBS3 immobilizer system when the original electronic steering lock fails.

Important notes

• This is mainly used as a repair bypass solution for failed ESL/ELV
• It is part of FBS3 immobilizer systems
• Often used when original ESL replacement is too expensive or unavailable
• Requires correct programming; otherwise the car still won’t start