BMW E93 Cabrio Convertible Folding Top Roof ECU Module CTM 7199885 7199882

The BMW E93 Convertible Roof Control Module is a specialized component from the Electronic Control Modules and Controllers group, responsible for the operation of the retractable roof in the 3 Series E93 convertible. The original BMW module ensures proper communication with the vehicle's electrical system and stable control of all stages of roof opening and closing. This is a practical solution for repairing the roof system after an electronic failure or replacing a damaged controller.

Specifications and technical data

• SKU: 7199885
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7199885
• Substitutable numbers: 7199885, 61357199885, 9281722, 61359281722, 7199882, 61357199882, 7199881, 61357199881, 9240077, 61359240077, 51169302875, 9302875, 51169134399, 9134399, 51167118327, 7118327
• Category: ECUs & Computer Modules

Purpose and Function of the Roof Control Module

The presented controller is designed for BMW 3 Series E93 Convertible models, where it is responsible for operating the retractable roof mechanism. The module oversees the entire sequence of movement – from releasing the locks, through the operation of actuators, to the final closing of the structure. This allows the roof system to work in conjunction with the vehicle's other electronics, including position sensors and comfort systems.

The original BMW solution from the Electronic Control Modules and Controllers category allows for the preservation of the roof's factory operating logic, which is particularly important for error diagnosis, coding, and integration with the existing wiring harness.

Benefits of Using an Original BMW Module

Using the factory roof controller in a BMW E93 Convertible primarily offers:

• full compatibility with the electrical system and BMW comfort system architecture,
• proper cooperation with roof position sensors and mechanical locks,
• easier diagnostics using factory service software,
• no need for wiring or connector modifications compared to aftermarket alternatives.

For the user, this means stable roof operation, predictable system behavior, and the ability to restore the vehicle's functionality to a near-factory state.

Technical Characteristics and Vehicle Integration

The module belongs to the group of advanced electronic body controllers, communicating via the vehicle's data bus. It is designed as part of a system that:

• receives signals from roof control buttons and safety sensors,
• controls the operation of actuators and drives responsible for roof movement,
• communicates with other body controllers to synchronize comfort functions.

Therefore, replacing a damaged module with an original part allows for the restoration of correct cooperation between all components responsible for roof operation in the BMW E93 Convertible.

Product Condition and Service Application

The offered controller is a used part, sourced from disassembly, making it an attractive cost-effective alternative to a new part while maintaining original BMW specifications. This type of solution is often chosen by workshops specializing in the BMW brand and by informed users who expect factory fitment without the need for installation modifications.

The module is suitable for both typical repairs after roof electronics failure and for comprehensive restoration of the roof system in the 3 Series E93 convertible, where maintaining the consistency of all body controllers is crucial.

Technical Support and Related Products

If you are planning a comprehensive repair or upgrade of the body electronics area in your BMW and need other parts from the same group, such as comfort controllers, door modules, or lighting control units, check the available parts in the BMW Electronic Control Modules and Controllers category.

When working with BMW electronics – including modules responsible for the roof, iDrive system, or body controllers – it is advisable to familiarize yourself with best practices for installation and diagnostics. Practical tips can be found in the article Years of Driving Pleasure – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models Using Used Parts?, which describes, among other things, the use of proven used parts in BMW electronics servicing.

If you are considering the choice between a used part and an aftermarket alternative for repairing electronic systems, the guide 5 Reasons Why a Used OEM Part is a Better Choice Than an Aftermarket Part, which discusses practical criteria for selecting components using popular models as examples, may be helpful.