Car Seat Occupancy Mat Bypass for CLK W209 W203 Seat SRS Parts The seat occupancy mat is mounted in the front passenger seat and simulates a person sitting with a seat belt fastened.To activate the device, a diagnostic tool is required to clear previous error codes from the control unit that were caused by a faulty seat mat.Once connected, the diagnostic tool can erase stored errors and deactivate the SRS light.Errors related to the SRS system are not cleared automatically. Before purchasing, scan your vehicle with a diagnostic tool to confirm that the SRS is due to a defective seat occupancy mat. Fitment: For CLK W209 2006–2009 For MB CLK W209 2006–2009 For C W203 2005–2007 Name: Car Seat Occupancy Mat SRS Bypass Fitment Type: Direct Replacement Install Color: As shown in photos Material: Plastic Package Contents: 1 x Car Seat Bypass Note: The package includes only the items listed above.Light reflection and screen differences may cause slight color variations between the image and the actual product.Measurement may vary by +/- 1–3 cm. Compatibility Clarification: This part is not made by the brand.Mentioned models are for reference only.