Product Title

BMW 1 Series F21 (2012–2015) Airbag Control Module ECU 6863385 – OEM SRS Unit

Product Description

Genuine OEM BMW SRS Airbag Control Module (ACSM/ECU) for BMW 1 Series F21 models.

Part number 6863385, responsible for managing the vehicle’s restraint system including airbag deployment, crash detection, seatbelt pretensioners, and SRS system diagnostics.

This is a critical safety ECU and must be correctly matched and coded to the vehicle after installation.

This item is used OEM and removed from a working vehicle unless otherwise stated. It may show normal signs of wear consistent with age and use.

Please carefully review all photos before purchase to confirm condition and compatibility.

Compatibility

Vehicle Models

• BMW 1 Series F21 (3-Door Hatchback)
• BMW 1 Series F20 (5-Door Hatchback – select configurations)

Model Years

• 2012–2015 (Pre-LCI and early LCI depending on system version)

OEM Part Numbers / Cross References

• 6863385
• 34526863385
• 6863387
• 6863389
• 6864207
• 6864209
• 6857701
• 6856314

Function

This SRS control module manages:

• Airbag deployment (front, side, curtain airbags)
• Seatbelt pretensioners
• Crash signal processing
• SRS diagnostics and fault memory

It is a core ECU for BMW occupant protection systems.

Important Notes

• Coding or VIN programming may be required after installation
• Some units may contain stored crash data depending on donor vehicle history
• Must match exact part number or approved BMW interchange
• Professional installation and BMW diagnostic tools (ISTA/Autel) strongly recommended

Item Details

• Brand: BMW (OEM)
• Part Number: 6863385
• Type: Airbag Control Module (SRS ECU)
• Condition: Used

Return & Shipping Policy

• Returns accepted within 14 days of delivery
• Item must be returned in original condition and packaging
• Buyer is responsible for return shipping costs
• Import duties and taxes are buyer’s responsibility

Important Notice

• Used electronic safety component
• We are not responsible for coding, programming, or installation issues
• Always verify compatibility using VIN or part number before purchase

Contact

For VIN compatibility confirmation or technical questions, please message before purchase.