Fangrui Product Details Fangrui Product Details Fangrui Product Details The Seat Occupancy Mat Is A Sensor Mounted In The Front Passenger Seat. The Emulator Simulates A Situation Of A Person Sitting In The Passenger Seat With A Seat Belt Fastened. To Make The Emulator Work You Need A Diagnostic Tool (like For Autel, For , For Icarsoft Etc.) To Remove Old Errors Of A Broken Seat Mat That Are Stored In The Control Unit. Once You Connect The Emulator Your Diagnostic Tool Will Be Able To Remove Old Errors And Turn Off The Srs/ Warning. Unfortunately, The Errors Related To The Safety Systems Are Not Removing Automatically. Before Purchase, Please Scan Your Car With A Diagnostic Tool To Make Sure Your Srs/ Warning Is Caused By A Defective Seat Mat. Name:car Seat Occupancy Mat Sensor Srs Bypass Emulator Fitment Type:direct Install Fitment: For Clk W209 2006-2009 For Mb Clk W209 2006-2009 C W203 2005-2007 Note: Installation Guide Not Included, We Strongly Recommend You Seek Professional Installation. Please Check As Much As Possible To Make Sure The Item Is What You Nee