Product Title

BMW 1 / 3 Series F20 F21 F30 F31 ICM Plus Control Module ECU 6863389 / 4A18.L – OEM Airbag/Chassis Unit

Product Description

Genuine OEM BMW Integrated Chassis Management (ICM Plus) control module for BMW F-Series vehicles.

Part number 6863389 (4A18.L), responsible for managing key vehicle dynamics systems including stability control, steering input processing, chassis coordination, and integration with safety-related systems (depending on vehicle configuration).

This module acts as a central ECU for BMW driving dynamics, working with DSC, ABS, steering angle sensors, and drivetrain systems to ensure stable and controlled vehicle behavior.

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 F20 / F21
• BMW 3 Series F30 / F31

Additional Compatible Models (depending on configuration)

• BMW 2 Series F22 / F23
• BMW 4 Series F32 / F33 / F36

Model Years

• Approximately 2012–2019 (varies by production date and specification)

OEM Part Numbers / Cross References

• 6863389
• 34526863389
• 4A18.L
• 6864209
• 6862756
• 6867168
• 6865298
• 34526864209
• 34526867168

Function

This ICM Plus module manages:

• Dynamic Stability Control (DSC coordination)
• Steering angle and yaw rate processing
• Vehicle chassis and motion control
• Driving dynamics optimization
• Communication between ABS, steering, and drivetrain systems
• Integration with vehicle safety-related systems (depending on configuration)

It is a core ECU for BMW chassis stability and driving dynamics systems.

Important Notes

• Coding/programming to VIN may be required after installation
• Must match exact part number or approved BMW interchange reference
• Incorrect module may cause DSC/chassis/safety system warnings
• Professional installation and BMW diagnostic tools (ISTA/Autel) strongly recommended

Item Details

• Brand: BMW (OEM)
• Part Number: 6863389 (4A18.L)
• Type: ICM Plus Control Module 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 control module
• 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.