HomeBelts and Cooling > SensorsFebi 31539 Engine Coolant Temperature Sensor
Part #: 31539

Febi 31539 Engine Coolant Temperature Sensor

febi
⚙️ 74 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$16.16Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦febi
🚗Fitment: Audi and Volkswagen, A3, A4, A4 Quattro, A6, A6 Quattro, A8, A8 Quattro, Beetle, Cabriolet, Golf, GTI, Jetta, Passat, S4, TT, and TT Quattro
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Engine Coolant Temperature Sensor for Audi and Volkswagen

The febi 31539 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for your vehicle's cooling system. Compatible with a range of Audi and Volkswagen models, this sensor helps maintain optimal engine performance and prevents overheating.

  • Colour: Green for easy identification
  • Number of connections: 4-pin connector ensures secure electrical contact
  • Outer diameter: 20 mm for precise fitment
  • Temperature range up to 150 °C suitable for high-performance engines
  • Compatible with multiple Audi and Volkswagen models including A3, A4, A6, A8, Beetle, Golf, Jetta, Passat, S4, TT, and their Quattro variants

About the febi Brand Line

The febi brand line is known for delivering dependable automotive components that meet OEM specifications. This Engine Coolant Temperature Sensor from febi is engineered to provide consistent and accurate temperature monitoring, supporting the vehicle’s engine management system and ensuring reliable operation under various driving conditions.

Product Details and Specifications

The febi 31539 sensor features a green housing and a 4-connection design, which facilitates stable electrical connections and accurate data transmission to the engine control unit. With an outer diameter of 20 mm, it fits precisely into the designated sensor port. The sensor is rated to operate effectively up to 150 °C, making it suitable for monitoring engine coolant temperatures in both standard and high-demand driving scenarios.

Common Applications and Problem Resolution

  • Helps prevent engine overheating by providing accurate temperature data
  • Ensures proper engine management and fuel efficiency
  • Resolves issues related to erratic temperature gauge readings
  • Supports cooling system diagnostics and maintenance
  • Compatible with Audi A3, A4, A6, A8, Volkswagen Golf, Jetta, Passat, and other listed models

Installation Notes and Tips

When installing the febi 31539 Engine Coolant Temperature Sensor, ensure the engine is cool to avoid injury. Verify the sensor’s 4-pin connector matches the vehicle’s wiring harness. Properly torque the sensor to the manufacturer’s specifications to prevent leaks or damage. It is recommended to inspect the surrounding area for corrosion or debris before installation.

Quality Assurance and Warranty

febi products are manufactured to meet stringent quality standards, ensuring durability and reliable performance. The febi 31539 Engine Coolant Temperature Sensor undergoes rigorous testing to comply with OEM requirements. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.

BrandFebi
Part Number31539
Positionfebi
ColourGreen
No. of Connections4
Outer Diameter20 mm
Temperature Range to150 °c

This part fits 74 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2006VolkswagenGolf2.0LL4N/AWeight (lbm / kg) 0.2; febi
2006VolkswagenGTIN/AWeight (lbm / kg) 0.2; febi
2005AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2005VolkswagenBeetle2.0LL4N/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
2005VolkswagenGolf2.0LL4N/AWeight (lbm / kg) 0.2; febi
2004AudiA32.0LL4N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2004VolkswagenBeetle2.0LL4N/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
2004VolkswagenGolf2.0LL4N/AWeight (lbm / kg) 0.2; febi
2003AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2003VolkswagenBeetle2.0LL4N/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
2003VolkswagenGolf2.0LL4N/AWeight (lbm / kg) 0.2; febi
2002AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2002AudiA6N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
2002AudiTT QuattroN/AVehicle Identification Number (Vin) To: ******8N*Y*015000; febi
2002VolkswagenBeetle2.0LL4N/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
2002VolkswagenGolf2.8LV6N/AWeight (lbm / kg) 0.2; febi
2001AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2001AudiA42.8LV6N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
2001AudiA4 Quattro2.8LV6N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
2001AudiA6N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
2001AudiA6 Quattro4.2LV8N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
2001AudiS4N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
2001AudiTT QuattroN/AVehicle Identification Number (Vin) To: ******8N*Y*015000; febi
2001VolkswagenBeetle2.0LL4N/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
2001VolkswagenGolf2.8LV6N/AWeight (lbm / kg) 0.2; febi
2000AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
2000AudiA4N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
2000AudiA4 Quattro2.8LV6N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
2000AudiA6N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
2000AudiA6 Quattro4.2LV8N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
2000AudiS4N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
2000AudiTTN/AVehicle Identification Number (Vin) To: ******8N*Y*015000; febi
2000AudiTT QuattroN/AVehicle Identification Number (Vin) To: ******8N*Y*015000; febi
2000VolkswagenBeetleN/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
2000VolkswagenGolf2.8LV6N/AWeight (lbm / kg) 0.2; febi
2000VolkswagenPassat2.8LV6N/AWeight (lbm / kg) 0.2; febi
1999AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
1999AudiA4N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1999AudiA4 QuattroN/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1999AudiA6N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
1999AudiA6 QuattroN/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
1999AudiA8N/AWeight (lbm / kg) 0.2; febi
1999AudiTTN/AVehicle Identification Number (Vin) To: ******8N*Y*015000; febi
1999VolkswagenBeetleN/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
1999VolkswagenGolf2.8LV6N/AWeight (lbm / kg) 0.2; febi
1999VolkswagenJetta1.9LL4N/AWeight (lbm / kg) 0.2; febi
1999VolkswagenPassat2.8LV6N/AWeight (lbm / kg) 0.2; febi
1998AudiA3N/AVehicle Identification Number (Vin) To: ******8L*X*035000; febi
1998AudiA4N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1998AudiA4 QuattroN/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1998AudiA6N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
1998AudiA6 QuattroN/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
1998AudiA8N/AWeight (lbm / kg) 0.2; febi
1998AudiA8 QuattroN/AWeight (lbm / kg) 0.2; febi
1998AudiCabrioletN/AVehicle Identification Number (Vin) From: ******8G*V*000001; febi
1998VolkswagenBeetleN/AVehicle Identification Number (Vin) To: ******9C*X*919699; febi
1998VolkswagenGolf2.0LL4N/AWeight (lbm / kg) 0.2; febi
1998VolkswagenPassat2.8LV6N/AWeight (lbm / kg) 0.2; febi
1997AudiA42.8LV6N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1997AudiA4 QuattroN/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1997AudiA6N/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
1997AudiA6 QuattroN/AVehicle Identification Number (Vin) To: ******4B*X*200000; febi
1997AudiA8N/AWeight (lbm / kg) 0.2; febi
1997AudiA8 QuattroN/AWeight (lbm / kg) 0.2; febi
1997AudiCabrioletN/AVehicle Identification Number (Vin) From: ******8G*V*000001; febi
1997VolkswagenGolf1.9LL4N/AWeight (lbm / kg) 0.2; febi
1997VolkswagenPassat2.8LV6N/AWeight (lbm / kg) 0.2; febi
1996AudiA4N/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1996AudiA4 QuattroN/AVehicle Identification Number (Vin) To: ******8D*X*500000; febi
1996AudiCabrioletN/AVehicle Identification Number (Vin) From: ******8G*V*000001; febi
1996VolkswagenPassat1.9LL4N/AWeight (lbm / kg) 0.2; febi
1995AudiCabrioletN/AVehicle Identification Number (Vin) From: ******8G*V*000001; febi
1994AudiCabrioletN/AVehicle Identification Number (Vin) From: ******8G*V*000001; febi

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

059 919 501078 919 501 B4A0 919 501 A

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.