Feature: 1. PART NUMBER: The reference part number are 66216982402, 66209252639, 9252639, 66216947796, 6947796, 66206982394, 6982394, 66206969281, 6969281, 66206982402, etc. 2. APPLICABLE MODELS: Designed for 1 3 Series E81 E82 E87 E88 E90 E91 E92 E93 models, 2 plug port design, ensuring efficient and reliable performance. No need for modification, convenient for your use. 3. POWERFUL FUNCTION: With fault diagnostic function to observe ultrasonic sensors, PDC switch, bus signals, and module itself, record fault information including nature, occurrence times, mileage, external temperature, etc. 4. DURABLE MATERIAL: 2 plug PDC control module is made of wear resistant and impact resistant ABS materials, ensuring long lasting performance in extreme weather conditions. 5. ENHANCED SECURITY: This parking distance control unit utilizes upgraded design and technology to assist drivers in parking safely, accurately, and with less risk of collision. Specification: Item Type: PDC Control Module Reference Part Numbers: 66216982402, 66209252639, 9252639, 66216947796, 6947796, 66206982394, 6982394, 66206969281, 6969281, 66206982402, 6982402, 66206973115, 6973115, 66206974021, 6974021, 66209225825, 9225825, 66206982386, 6982386, 66206982390, 6982390 Function: PDC control module has fault diagnosis function, it can monitor ultrasonic sensors, PDC switches, bus signals, and the module itself, record relevant fault information, including fault nature, occurrence times, driving mileage, external temperature, etc. Ports: 2 plug Fitment: Fit for 1 3 Series E81 E82 E87 E88 E90 E91 E92 E93. Package List: 1 x PDC Control Unit Note: Please double check the part number of your item, matching information is for reference only.