BMW supplemental restraint system (SRS) airbag control module manufactured by SIEMENS

📌 Automotive Part Details

• Condition: Used (Good Functional Condition)

• Part Name: Airbag SRS Electronic Control Unit / Airbag Module

• Compatible with: BMW / MINI classic models (Chassis E36, E38, E39, Z3):

  • 3 Series (E36): 316i / 318i / 320i / 323i / 325i / 328i / M3 (1992–1999)

  • 5 Series (E39 Early Models): 520i / 523i / 525i / 528i / 540i (1995–1998)

  • 7 Series (E38 Early Models): 728i / 730i / 735i / 740i / 750i (1994–1998)

  • Z3 Roadster (E36/7): 1.8 / 1.9 / 2.8 / Z3 M (1995–1999)

• Model Years: 1993 – 1999 (Please verify your original unit matches the 5WK4 085 reference)

🔍 Part Identification

• Brand/Type: Genuine BMW / Manufactured by SIEMENS

• BMW Part Ref: UD 75055

• Siemens Part No: 5WK4 085

• Operating Voltage: 12V

• Serial Number: 202002113 / 01 / 4793

• Production: Made in Germany

📝 Item Description

Genuine BMW supplemental restraint system (SRS) airbag control module manufactured by SIEMENS. This unit features the iconic bright orange factory warning label with clear directional orientation markings ("VORNE / FORWARD / AVANT"). The aluminum casing and mounting eyelets are completely intact. It includes the 3 colored wire harness pigtail connectors (Green, Beige, Blue side plugs) cleanly snipped, with all internal connector terminals free of corrosion.

• Important Installation Note: This module contains internal crash sensors and must be securely bolted down with the orange label's arrow pointing directly toward the FRONT of the vehicle. After installation, clearing historic fault codes or synchronization mapping with a BMW-compatible OBD diagnostic tool may be required.

🛡 Warranty

• Warranty: 1-month replacement warranty covering module electronic faults (Warranty void if damaged due to reversed/incorrect directional installation).