BMW 1 Series E88 Cable Harness Folding Top Sliding Roof 7577559

BMW E88 Cabrio Roof Wiring Harness Cable Installation is an original electrical component designed for the convertible roof system in the BMW 1 Series E88 Cabrio. This used, factory harness ensures proper signal routing between control modules, sensors, and roof actuators, contributing to the stable operation of the entire mechanism. It's a solution for users who want to restore full roof functionality without compromising on compatibility.

Specifications and technical data

• SKU: 7577559
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7577559
• Substitutable numbers: 54347577559, 7577559, EM
• Category: Other Exterior Parts & Accessories

Purpose and Function of the BMW E88 Cabrio Roof Harness

The presented wiring harness is an electrical installation component responsible for connecting key components of the folding roof in the BMW E88 Cabrio. It includes power and signal wires that enable:

• control of the roof opening and closing mechanism actuators,
• transmission of signals from position and limit sensors,
• communication with the comfort and safety control module.

By maintaining the original wiring architecture, the harness supports stable roof system operation and minimizes the risk of communication errors in the vehicle's electrical system.

Advantages of Using an Original BMW Harness

Choosing an original roof installation harness for the BMW E88 Cabrio offers significant installation and operational benefits:

• factory lengths and wire routing tailored to the convertible body,
• original connectors compatible with BMW modules and sensors,
• preservation of the vehicle's correct electrical system topology,
• reduction in the need for modifications, soldering, and adapter fabrication.

This approach shortens service time and reduces the risk of subsequent harness issues, such as open circuits or roof controller errors.

Component Condition and Service Application

The roof installation harness is a used part, categorized as Other, primarily intended for service and repair applications. It is suitable for situations where:

• the original installation has suffered mechanical damage (frayed or broken wires),
• roof operation problems occur due to tampering with the installation,
• a section of the harness needs replacement with a complete, factory-original segment.

Using a used OEM part helps maintain the vehicle's electrical integrity and avoids common issues associated with non-original modifications.

Selection and Compatibility in Service Practice

When selecting a roof harness for the BMW E88 Cabrio, it is crucial to compare connector configurations, wire routing, and compatibility with the specific vehicle equipment version. In workshop practice, attention should be paid to:

• matching plug types with the control module and actuators,
• placement of mounting points in the convertible body,
• absence of interference with the wire structure (added connections, shortenings).

A correctly selected harness allows for near plug-and-play installation, facilitating workshop operations and reducing the risk of subsequent roof system malfunctions.

Other Products and Technical Knowledge

If you are looking for other parts from the BMW Other category, check out our dedicated offer: BMW other parts. You will find a wide selection of components useful for comprehensive repairs and upgrades.

Interested in comparing technical solutions in sports models and series versions? See our article discussing differences in engines, brakes, and chassis: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?. This is a valuable addition to your knowledge for servicing premium cars, including BMW.