Seat Occupancy Mat Sensor Emulator / Bypass

BMW Z4 Roadster & Coupe — E85 / E86 — Model Years 2003–2009

Product Overview

Resolve the common airbag warning light caused by faulty seat occupancy or buckle sensors in your BMW Z4. This kit replaces the original seat mat sensor and the seat belt buckle sensor with dedicated emulators to suppress related fault indicators.

Key Features

• Designed for BMW Z4 E85 / E86 (2003–2009)
• Two-piece kit:
  • Seat Occupancy Emulator (gray module with OEM-style connector, 3 wires)
  • Seat Belt Buckle Emulator (small black module, 2 wires)
• Quick installation — connects in place of the original sensors*
• Helps clear related warning lights and fault codes
• Each unit is function-tested

*Professional installation is recommended. This product does not repair or modify the SRS system; it only emulates sensor signals.

What’s Included

• 1 × Seat Occupancy Sensor Emulator (3-wire connector)
• 1 × Seat Belt Buckle Sensor Emulator (2-wire module)
• Basic instructions (PDF/printed)

Important Notes

• Due to component availability, the casing may be gray or black. Function is identical and fully tested.
• Do not place children or car seats in the front passenger seat while this emulator is installed.
• For diagnostic/off-road use only. Buyer is responsible for installation and safe use.

Shipping & Support

• Fast handling: ships within 1 business day (with tracking)
• Returns accepted within 30 days (see policy)
• We combine shipping for multiple items
• Questions? Message us — happy to help