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Product Details :
OE Quality Headlight Leveling Sensor & Link Arm | Compatible with 3Q0412521A, 5Q0412521C, 5Q0907503
Ensure optimal road illumination and compliance with safety standards by restoring your vehicle’s intelligent headlight leveling system with this premium Headlight Level Sensor. This complete assembly, compatible with key OEM numbers, accurately detects suspension position to automatically adjust your headlight beam, preventing glare for oncoming traffic.
Key Features & Benefits:
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Accurate & Responsive Performance: Features a high-precision sensor and robust linkage arm that provides real-time, reliable data to your vehicle’s control module, enabling instant and correct adjustment of headlight aim based on vehicle load and road conditions.
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Durable & Weatherproof Construction: Housed in a rugged, sealed casing with a corrosion-resistant metal linkage arm and durable bushings. Built to withstand exposure to road debris, moisture, and extreme temperature fluctuations for long-lasting reliability.
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Complete Kit & Direct Fit: Includes the sensor and connecting link arm for a full replacement. Engineered to OE specifications for a perfect mechanical and electrical connection, ensuring seamless integration with your vehicle’s suspension and lighting systems.
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Ideal For: Owners of modern Volkswagen, Audi, Skoda, and SEAT vehicles (e.g., Golf MK7, Tiguan, A3) experiencing faulty headlight leveling errors, incorrect beam height, or dashboard warning lights (like “Headlight Range Defect”). Essential for DIYers and technicians aiming to restore this critical safety feature.
Product Specifications:
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Compatible OEM References: 3Q0412521A, 5Q0412521C, 5Q0907503.
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Function: Suspension position sensor for automatic headlight leveling systems.
- For Seat Ateca BJ. 2016-2018
For Skoda Karoq BJ. 11.2017 – 2018
For Skoda Superb BJ. 2015-2018
For Volkswagen DSI BJ. 2017-2018
For Volkswagen Passat B8 year 11.2014-2018 -
Compatibility: Fits various models with xenon (HID) or advanced LED headlights. Verification via VIN is strongly recommended.
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Warranty: Backed by a 3-month warranty against manufacturing defects. Warranty does not cover damage from improper installation, misuse, or accidents.
Important Installation Note: For the system to function correctly, installation must be performed with the vehicle on level ground. Calibration of the headlight leveling system via professional diagnostic software (such as VCDS or ODIS) is typically required after sensor replacement to clear fault codes and initialize the new unit. A properly functioning Headlight Level Sensor is vital for safe nighttime driving and meeting MOT/test requirements.
