TOPRAN 120 185 Sensor, headlight leveling

Compatible with AUDI A4 B9 (8W2, 8WC) , AUDI A4 B9 Avant (8W5, 8WD) , AUDI A5 (F53, F5P) Show more info
This sensor is designed to regulate the height of your vehicle's headlights, ensuring optimal visibility and road safety.
50.99 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (24.03.2026)
PN 120185
Make TOPRAN

The TOPRAN 120 185 sensor plays a crucial role in your vehicle's active lighting system. It accurately measures the position of the rear axle relative to the chassis, providing essential data to the headlight control module. This information allows the system to automatically adjust the beam angle of your headlights. Proper headlight leveling is vital for safe driving, especially at night or in adverse weather conditions, as it prevents dazzling oncoming traffic while ensuring the road ahead is sufficiently illuminated. Crafted with quality materials, this sensor is built to withstand the rigors of daily driving. Its reliable performance contributes to the overall functionality and safety of your vehicle's lighting system, ensuring you have clear and appropriate illumination at all times.

  • Regulates headlight height for optimal beam projection.
  • Ensures proper road illumination and prevents dazzling other drivers.
  • Measures rear axle position for automatic adjustment.
  • Designed for reliable and long-lasting performance.
  • Contributes to overall vehicle safety and driving comfort.
  • Direct replacement part for specific vehicle applications.
  • High-quality construction for durability.
Installation side
Front axle
Installation side
to the left
Suspension system
For vehicles with electronic shock absorber adjustment
Vehicle equipment
Transport with headlight tilt angle adjustment (automotive)
Vehicle equipment
vehicles with LED headlights
Vehicle equipment
For vehicles with xenon lights
Housing material
GFK (Glass Fiber Reinforced Plastic)
Housing material
PBT (Polybutylene Terephthalate)
Shell color
black
Number of pin contacts
3
Plug connector housing shape
D-Shape
Sensor type
Balancer sensor
Additional article/Additional information
with bracket
Additional article/Additional info 2
with a connecting rod
Additional article/Additional information
with a lever mechanism
Mounting type
pre-assembled
cross-reference numbers
120 548
  • AUDI
    • A4 B9 (8W2, 8WC)
      • 1.4 TFSI (110kW/150PS)
      • 2.0 TFSI (140kW/190PS)
      • 2.0 TFSI (185kW/252PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • 2.0 TDI (140kW/190PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 2.0 TDI (110kW/150PS)
      • 3.0 TDI (160kW/218PS)
      • 3.0 TDI quattro (160kW/218PS)
      • 3.0 TDI quattro (200kW/272PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TFSI (183kW/249PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 2.0 TDI (90kW/122PS)
      • S4 TFSi quattro (260kW/354PS)
      • 2.0 TDI quattro (110kW/150PS)
      • 2.0 TDI quattro (120kW/163PS)
      • 40 TFSI Mild Hybrid (140kW/190PS)
      • 2.0 TFSI Mild Hybrid quattro (185kW/252PS) DDWA
      • 35 TFSI Mild Hybrid (110kW/150PS)
      • 45 TFSI Mild Hybrid quattro (180kW/245PS)
      • 50 TDI quattro (210kW/286PS)
      • 45 TDI quattro (170kW/231PS)
      • S4 TDI Mild Hybrid quattro (255kW/347PS)
      • 35 TDI Mild Hybrid (120kW/163PS)
      • 30 TDI Mild Hybrid (100kW/136PS)
      • 45 TFSI Mild Hybrid quattro (195kW/265PS)
      • S4 TDI Mild Hybrid quattro (251kW/341PS)
      • 50 TDI Mild Hybrid quattro (210kW/286PS)
    • A4 B9 Avant (8W5, 8WD)
      • 2.0 TFSI (140kW/190PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • 2.0 TDI (140kW/190PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 2.0 TDI (110kW/150PS)
      • 3.0 TDI (160kW/218PS)
      • 3.0 TDI quattro (160kW/218PS)
      • 3.0 TDI quattro (200kW/272PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 2.0 TDI (100kW/136PS)
      • 1.4 TFSI (110kW/150PS)
      • 2.0 TDI (90kW/122PS)
      • 2.0 TFSI (185kW/252PS)
      • 2.0 TFSI (183kW/249PS)
      • S4 quattro (260kW/354PS)
      • 2.0 TDI quattro (110kW/150PS)
      • 2.0 TDI quattro (120kW/163PS)
      • 2.0 TFSI g-tron (125kW/170PS)
      • 40 TFSI Mild Hybrid (140kW/190PS)
      • 2.0 TFSI Mild Hybrid quattro (185kW/252PS)
      • 35 TFSI Mild Hybrid (110kW/150PS)
      • 45 TFSI Mild Hybrid quattro (180kW/245PS)
      • 50 TDI quattro (210kW/286PS)
      • 45 TDI quattro (170kW/231PS)
      • 40 TFSI g-tron (125kW/170PS)
      • S4 TDI Mild Hybrid quattro (255kW/347PS)
      • 30 TDI Mild Hybrid (100kW/136PS)
      • 35 TDI Mild Hybrid (120kW/163PS)
      • 40 TDI Mild Hybrid quattro (150kW/204PS)
      • 45 TFSI Mild Hybrid quattro (195kW/265PS)
      • 40 TFSI Mild Hybrid quattro (150kW/204PS)
      • 40 TFSI Mild Hybrid (150kW/204PS)
      • S4 TDI Mild Hybrid quattro (251kW/341PS)
      • 50 TDI Mild Hybrid quattro (210kW/286PS)
    • A5 (F53, F5P)
      • 2.0 TFSI quattro (185kW/252PS)
      • S5 quattro (260kW/354PS)
      • 2.0 TDI (140kW/190PS)
      • 3.0 TDI quattro (160kW/218PS)
      • 2.0 TFSI (185kW/252PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 2.0 TFSI (140kW/190PS)
      • 3.0 TDI (160kW/218PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 1.4 TFSI (110kW/150PS)
      • 3.0 TDI quattro (200kW/272PS)
      • 3.0 TDI quattro (210kW/286PS)
      • 2.0 TDI (110kW/150PS)
      • 40 TFSI Mild Hybrid (140kW/190PS)
      • 2.0 TFSI Mild Hybrid quattro (185kW/252PS)
      • 45 TFSI Mild Hybrid (180kW/245PS)
      • 45 TFSI Mild Hybrid quattro (180kW/245PS)
      • 35 TFSI Mild Hybrid (110kW/150PS)
      • 45 TDI quattro (170kW/231PS)
      • S5 TDI Mild Hybrid quattro (255kW/347PS)
      • 35 TDI (120kW/163PS)
      • 30 TDI Mild Hybrid (100kW/136PS)
      • 45 TFSI Mild Hybrid quattro (195kW/265PS)
      • 40 TDI Mild Hybrid quattro (150kW/204PS)
      • S5 TDI Mild Hybrid quattro (251kW/341PS)
      • 50 TDI Mild Hybrid quattro (210kW/286PS)
    • A5 Sportback (F5A, F5F)
      • 2.0 TFSI (185kW/252PS)
      • 2.0 TFSI quattro (185kW/252PS)
      • S5 quattro (260kW/354PS)
      • 2.0 TDI (140kW/190PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 3.0 TDI quattro (160kW/218PS)
      • 2.0 TFSI quattro (183kW/249PS)
      • 1.4 TFSI (110kW/150PS)
      • 3.0 TDI quattro (200kW/272PS)
      • 3.0 TDI (160kW/218PS)
      • 2.0 TFSI (140kW/190PS)
      • 2.0 TFSI g-tron (125kW/170PS)
      • 3.0 TDI quattro (210kW/286PS)
      • 2.0 TDI (110kW/150PS)
      • 40 TFSI Mild Hybrid (140kW/190PS)
      • 2.0 TFSI Mild Hybrid (185kW/252PS)
      • 2.0 TFSI Mild Hybrid quattro (185kW/252PS)
      • 45 TFSI Mild Hybrid (180kW/245PS)
      • 45 TFSI Mild Hybrid quattro (180kW/245PS)
      • 45 TDI quattro (170kW/231PS)
      • S5 TDI Mild Hybrid quattro (255kW/347PS)
      • 35 TDI (120kW/163PS)
      • 30 TDI Mild Hybrid (100kW/136PS)
      • 40 TFSI Mild Hybrid quattro (150kW/204PS)
      • 45 TFSI Mild Hybrid quattro (195kW/265PS)
      • S5 TDI Mild Hybrid quattro (251kW/341PS)
    • A5 Kabriolets (F57, F5E)
      • 2.0 TFSI quattro (185kW/252PS)
      • S5 quattro (260kW/354PS)
      • 2.0 TDI (140kW/190PS)
      • 3.0 TDI quattro (160kW/218PS)
      • 2.0 TFSI (185kW/252PS)
      • 2.0 TFSI (140kW/190PS)
      • 3.0 TDI (160kW/218PS)
      • 2.0 TDI quattro (140kW/190PS)
      • 3.0 TDI quattro (210kW/286PS)
      • 2.0 TDI (110kW/150PS)
      • 40 TFSI Mild Hybrid (140kW/190PS)
      • 2.0 TFSI Mild Hybrid quattro (185kW/252PS)
      • 45 TFSI Mild Hybrid (180kW/245PS)
      • 40 TDI quattro (140kW/190PS)
      • 50 TDI quattro (210kW/286PS)
      • 35 TDI (120kW/163PS)
      • 40 TFSI Mild Hybrid (150kW/204PS)
      • 40 TFSI Mild Hybrid quattro (150kW/204PS)
      • 35 TFSI Mild Hybrid (110kW/150PS)
      • 45 TFSI Mild Hybrid quattro (195kW/265PS)
      • 30 TDI MILD HYBRID (100kW/136PS)
      • 40 TDI Mild Hybrid (150kW/204PS)
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