FEBI BILSTEIN 18666 Coolant Temperature Sensor

Compatible with AUDI 80 B4 Sedans (8C2) , VW POLO II (86C, 80) , VW GOLF II (19E, 1G1) Show more info
Ensures accurate engine coolant temperature readings for optimal performance and protection.
3.90 EUR
inc. VAT 21%
In stock 24
Delivery 1 day (15.05.2026)
PN 18666
Make FEBI BILSTEIN
EAN 4027816186663

This FEBI BILSTEIN coolant temperature sensor, part number 18666, is designed to provide precise measurements of your engine's coolant temperature. Accurate temperature readings are crucial for the proper functioning of your vehicle's cooling system, allowing the engine control unit (ECU) to manage fuel injection and ignition timing effectively. By monitoring the coolant temperature, this sensor helps prevent overheating and ensures the engine operates within its optimal temperature range. This contributes to improved fuel efficiency, reduced emissions, and extended engine life. FEBI BILSTEIN is known for its commitment to quality and reliability, ensuring this sensor meets stringent manufacturing standards. Installation of this sensor is straightforward for experienced mechanics. It is a vital component for maintaining the health and performance of your engine, especially under varying driving conditions. Regular checks and timely replacement of such sensors can prevent more significant and costly engine issues down the line.

  • Direct fit for specified vehicle applications
  • Accurately measures engine coolant temperature
  • Essential for optimal engine performance and protection
  • Helps prevent engine overheating
  • Supports efficient fuel injection and ignition timing
  • Contributes to reduced emissions and fuel consumption
  • Manufactured by FEBI BILSTEIN for reliability
Number of connections
2
Color marking
Green
  • AUDI
    • 80 B4 Sedans (8C2)
      • 1.9 TD (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
    • 80 B4 Avant (8C5)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TD (55kW/75PS)
  • VW
    • POLO II (86C, 80)
      • 1.0 (29kW/40PS)
      • 1.3 D (33kW/45PS)
      • 1.4 D (35kW/48PS)
      • 1.3 Cat (40kW/55PS)
      • 1.0 Cat (33kW/45PS)
      • 1.3 Cat (55kW/75PS)
      • 1.3 (40kW/55PS)
      • 1.0 (33kW/45PS)
      • 1.3 (55kW/75PS)
    • GOLF II (19E, 1G1)
      • 1.6 (51kW/70PS)
      • 1.6 (53kW/72PS)
      • 1.6 (55kW/75PS)
      • 1.8 (62kW/84PS)
      • 1.8 i Cat (66kW/90PS)
      • 1.8 GTI Cat (79kW/107PS)
      • 1.8 GTI (82kW/112PS)
      • 1.8 GTI 16V (95kW/129PS)
      • 1.8 GTI 16V (102kW/139PS)
      • 1.8 GTI G60 (118kW/160PS)
      • 1.6 D (40kW/54PS)
      • 1.6 TD (51kW/70PS)
      • 1.6 TD (59kW/80PS)
      • 1.6 TD (44kW/60PS)
      • 1.3 Cat (40kW/55PS)
      • 1.8 (66kW/90PS)
      • 1.0 (37kW/50PS)
      • 1.8 GTI (77kW/105PS)
      • 1.6 (51kW/69PS)
    • JETTA II (19E, 1G2, 165)
      • 1.6 (51kW/70PS)
      • 1.6 (53kW/72PS)
      • 1.6 (55kW/75PS)
      • 1.8 (62kW/84PS)
      • 1.8 Cat (66kW/90PS)
      • 1.8 Cat (79kW/107PS)
      • 1.8 (82kW/112PS)
      • 1.8 16V (95kW/129PS)
      • 1.8 16V (102kW/140PS)
      • 1.6 D (40kW/54PS)
      • 1.6 TD (51kW/70PS)
      • 1.6 TD (59kW/80PS)
      • 1.6 TD (44kW/60PS)
      • 1.3 Cat (40kW/55PS)
      • 1.8 (66kW/90PS)
      • 1.8 (77kW/105PS)
    • PASSAT B3/B4 (3A2, 35I)
      • 1.6 (55kW/75PS)
      • 1.8 (79kW/107PS)
      • 1.8 (82kW/112PS)
      • 2.0 (85kW/115PS)
      • 1.6 TD (59kW/80PS)
      • 1.9 D (50kW/68PS)
      • 1.9 TDI (66kW/90PS)
      • 1.8 (55kW/75PS)
      • 1.8 (66kW/90PS)
      • 2.0 Syncro (85kW/115PS)
      • 2.0 (79kW/107PS)
    • SCIROCCO (53B)
      • 1.3 (44kW/60PS)
      • 1.5 (51kW/70PS)
      • 1.6 (55kW/75PS)
      • 1.6 (63kW/85PS)
      • 1.6 (81kW/110PS)
      • 1.6 (53kW/72PS)
      • 1.8 (66kW/90PS)
      • 1.8 (70kW/95PS)
      • 1.8 (82kW/112PS)
      • 1.8 16V (102kW/139PS)
      • 1.8 16V (95kW/129PS)
      • 1.3 (40kW/55PS)
    • CORRADO (53I)
      • 1.8 G60 (118kW/160PS)
    • TRANSPORTER T4 Autobuss (70B, 70C, 7DB, 7DK, 70J, 70K, 7DC,
      • 2.4 D Syncro (57kW/78PS)
      • 2.4 D (57kW/78PS)
    • TRANSPORTER T3 Autobuss (25_)
      • 1.6 TD (51kW/70PS)
      • 1.9 (44kW/60PS)
      • 1.9 (57kW/78PS)
      • 2.1 (70kW/95PS)
      • 2.1 (82kW/112PS)
      • 1.7 D (42kW/57PS)
      • 2.1 i (68kW/92PS)
      • 2.1 Cat (70kW/95PS)
      • 1.9 Syncro (57kW/78PS)
      • 2.1 Syncro (70kW/95PS)
      • 1.6 TD Syncro (51kW/70PS)
      • 2.1 Syncro (82kW/112PS)
      • 1.9 (68kW/92PS)
    • TRANSPORTER T3 Platforma/Šasija (24_)
      • 1.6 TD (51kW/70PS)
      • 1.7 D (42kW/57PS)
      • 2.1 (70kW/95PS)
      • 1.9 Syncro (57kW/78PS)
      • 2.1 Syncro (70kW/95PS)
      • 2.1 Syncro (82kW/112PS)
      • 1.6 TD Syncro (51kW/69PS)
      • 1.9 (44kW/60PS)
      • 1.9 (57kW/78PS)
      • 2.1 (82kW/112PS)
      • 2.1 i (68kW/92PS)
    • TRANSPORTER T3 Furgons (24_, 25_)
      • 2.1 (70kW/95PS)
      • 1.9 (44kW/60PS)
      • 2.1 Syncro (70kW/95PS)
      • 1.9 (57kW/78PS)
      • 1.6 TD (51kW/69PS)
      • 1.7 D (42kW/57PS)
      • 1.9 Syncro (57kW/78PS)
      • 2.1 Syncro (82kW/112PS)
      • 1.6 TD Syncro (51kW/69PS)
      • 2.1 (82kW/112PS)
      • 2.1 i (68kW/92PS)
    • GOLF III (1H1)
      • 1.9 TD, GTD (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
    • VENTO (1H2)
      • 1.9 TD (55kW/75PS)
      • 1.9 TDI (66kW/90PS)
      • 1.9 TDI (81kW/110PS)
    • PASSAT B3/B4 Variant (3A5, 35I)
      • 1.6 (53kW/72PS)
      • 1.6 (55kW/75PS)
      • 1.8 (79kW/107PS)
      • 1.8 (82kW/112PS)
      • 2.0 (85kW/115PS)
      • 1.6 TD (59kW/80PS)
      • 1.9 D (50kW/68PS)
      • 1.9 TDI (66kW/90PS)
      • 1.8 (55kW/75PS)
      • 1.8 (66kW/90PS)
      • 2.0 Syncro (85kW/115PS)
      • 2.0 (79kW/107PS)
    • POLO Coupe (86C, 80)
      • 1.0 (29kW/40PS)
      • 1.3 G40 (85kW/115PS)
      • 1.3 D (33kW/45PS)
      • 1.4 D (35kW/48PS)
      • 1.0 Cat (33kW/45PS)
      • 1.3 Cat (40kW/55PS)
      • 1.3 Cat (55kW/75PS)
      • 1.3 (40kW/55PS)
      • 1.0 (33kW/45PS)
      • 1.3 (55kW/75PS)
      • 1.3 (43kW/58PS)
    • POLO III (6N1)
      • 45 1.0 (33kW/45PS)
    • SHARAN (7M8, 7M9, 7M6)
      • 1.9 TDI (66kW/90PS)
      • 2.0 (85kW/115PS)
      • 2.8 VR6 (128kW/174PS)
      • 2.8 VR6 Syncro (128kW/174PS)
      • 1.9 TDI (81kW/110PS)
      • 1.8 T 20V (110kW/150PS)
      • 1.9 TDI (85kW/115PS)
      • 1.9 TDI 4motion (85kW/115PS)
    • CADDY I (14)
      • 1.5 (51kW/70PS)
      • 1.6 (55kW/75PS)
      • 1.8 (70kW/95PS)
      • 1.6 D (40kW/55PS)
    • POLO CLASSIC (86C, 80)
      • 1.0 (29kW/40PS)
      • 1.0 (33kW/45PS)
      • 1.3 D (33kW/45PS)
      • 1.3 Cat (40kW/55PS)
      • 1.4 D (35kW/48PS)
    • LT 28-35 I Autobuss (281-363)
      • 2.4 i (69kW/94PS)
    • TRANSPORTER T4 Furgons (70A, 70H, 7DA, 7DH)
      • 2.4 D (57kW/78PS)
      • 2.4 D Syncro (57kW/78PS)
      • 2.4 D (55kW/75PS)
    • TRANSPORTER T4 Platforma/Šasija (70E, 70L, 70M, 7DE, 7DL, 7D
      • 2.4 D (57kW/78PS)
      • 2.4 D Syncro (57kW/78PS)
    • POLO Van Furgons/Hečbeks (6N1)
      • 1.0 (33kW/45PS)
    • LT 28-35 I Furgons (281-363)
      • 2.4 i (69kW/94PS)
    • LT 28-35 I Platforma/Šasija (281-363)
      • 2.4 i (69kW/94PS)
    • PASSAT B3/B4 (315, 3A5)
      • 1.8 (55kW/75PS)
    • SHARAN VAN (7M_)
      • 2.0 (7M8, 7M9) (85kW/116PS)
      • 2.8 VR6 (7M8) (128kW/174PS)
      • 1.9 TDI (7M8, 7M9) (66kW/90PS)
      • 1.9 TDI (7M8) (81kW/110PS)
      • 1.9 TDI (7M6, 7M9) (85kW/116PS)
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