BMW Z4 Z3 E36 E85 Module Radar Burglar Alarm Sensor 6917557 6963225

BMW Z3 E36 Z4 E85 Interior Alarm Sensor is an original part from the Electronic Control Units and Controllers category, responsible for precise monitoring of the cabin space in selected BMW models. This solution is designed for users who want to maintain the factory functionality of the alarm system and ensure the consistency of the onboard electronics.

Specifications and technical data

• SKU: 6917557
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6917557
• Substitutable numbers: 65756906104, 65756914842, 65756944875, 65758400989, 6974631, 65756974631, 65754144113, 65754107918, 65754107858, 65756963225, 65756937080, 65756911700, 65756917557, 65756916088, 65758380618, 65758385421, 65756924112, PK
• Category: ECUs & Computer Modules

Application and Function in the BMW Alarm System

The presented interior alarm sensor works with the factory security system in BMW Z3 E36 and Z4 E85 models. It is responsible for monitoring the cabin space, sending a signal to the control unit when it detects an unauthorized intrusion into the vehicle's interior. This allows the alarm system to react quickly and predictably, according to the logic programmed by the manufacturer.

As a component from the Electronic Control Units and Controllers group, the sensor is integrated with the vehicle's bus system and works with other components of the comfort and security systems. Using an original sensor allows for maintaining consistent operating parameters, such as detection sensitivity and response time, without the need for modifications to the installation.

Compatibility, Identification, and OEM Selection

The selection of the correct interior alarm sensor for BMW Z3 E36 or Z4 E85 should be based on verifying the OEM part number and interchangeable numbers. This unit has assigned manufacturer identifiers, which facilitates matching it to the specific vehicle equipment configuration. If in doubt, it is recommended to verify by VIN or consult the BMW catalog to confirm compatibility with the specific body version and model year.

The part comes from the BMW OE line, which means adherence to factory design and quality standards. This ensures that the user receives a component designed to operate in the demanding environment of automotive electronics, with appropriately selected electrical and mechanical characteristics.

Condition, Advantages of a Used Module, and Installation Aspects

The offered sensor is used, which allows for an economical restoration of the alarm system's functionality while maintaining the original specifications. In many cases, this is a favorable alternative to aftermarket replacements of unknown origin, especially in vehicles where compatibility with the existing installation is crucial.

The main advantages of using this sensor in BMW Z3 E36 or Z4 E85 include:

• maintaining the factory logic of the alarm system's operation,
• consistency with other control units and comfort modules,
• reducing the risk of communication errors in the vehicle network,
• the possibility of installation in place of the original component without installation modifications.

The installation itself typically involves replacing the module in the location designated by the manufacturer and correctly connecting the connector. Final computer diagnostics are recommended to confirm the absence of errors in the control unit's memory and proper communication with the sensor.

Safety, Diagnostics, and Technical Support

A functional interior alarm sensor directly impacts the vehicle's security level. Malfunctions of this component can manifest as, among other things, false alarm triggers or the system's failure to respond to cabin intrusion. In such situations, replacing it with the correct, original module is the simplest and technically justified way to restore the system's proper operation.

If you are considering a broader upgrade or repair of your onboard electronics, it is worth consulting the guide on selecting used control units and sensors. Detailed information on verifying compatibility, OEM markings, and practical installation aspects can be found in the article “Used Automotive Electronics Onboard – Why Choose Used ECU Modules and Sensors?”, which discusses, among other things, VIN-based selection, hardware and software compatibility, and common user questions.

Other BMW Electronic Control Units and Controllers

If you are also looking for other BMW Electronic Control Units and Controllers for your car, check out our dedicated offer. Go to the BMW Electronic Control Units and Controllers category, where you will find a wide selection of components tailored to various models of this brand, which will facilitate comprehensive servicing of your vehicle's electronics.