HomeBelts and Cooling > SensorsDelphi TS10251 Engine Coolant Temperature Sensor
Part #: TS10251

Delphi TS10251 Engine Coolant Temperature Sensor

⚙️ 61 vehicles fit this part
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🚗Fitment: Audi and Volkswagen, 100, 100 Quattro, 4000, 80, 90, 90 Quattro, A6, A6 Quattro, Cabriolet, Coupe, Fox, Golf, Jetta, and Passat
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Reliable Engine Coolant Temperature Sensor for Audi and Volkswagen

The Delphi TS10251 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for your vehicle's cooling system. Compatible with various Audi and Volkswagen models, this sensor helps maintain optimal engine performance and prevents overheating.

  • Terminal Type: Blade for secure electrical connection
  • Single female rectangular connector with two male terminals
  • Threaded nut mounting type for stable installation
  • Includes engine coolant temperature sensor and instruction sheet
  • Wiring harness not included

Technical Details and Compatibility

This Delphi engine coolant temperature sensor features a blade terminal type with two male terminals housed in a single female rectangular connector, ensuring reliable signal transmission. The sensor mounts securely using a threaded nut, providing a firm fit in the engine cooling system. The TS10251 is compatible with a range of Audi and Volkswagen vehicles, including models such as the Audi 80, 90, 100, A6, Cabriolet, Coupe, and Volkswagen Golf, Jetta, Passat, Fox, and 4000. This part number TS10251 is engineered to meet OEM specifications for accurate temperature monitoring.

Common Applications and Problem Resolution

  • Helps prevent engine overheating by providing precise coolant temperature data
  • Resolves inaccurate temperature gauge readings
  • Improves engine control unit (ECU) response for fuel and ignition timing
  • Addresses issues with cooling fan activation
  • Eliminates erratic temperature sensor signals that can cause engine performance problems

Installation Notes and Tips

When installing the Delphi TS10251 sensor, ensure the threaded nut is tightened securely to avoid coolant leaks. Verify the blade terminal connections are clean and free of corrosion for optimal electrical contact. Since the wiring harness is not included, use the existing harness or source a compatible connector for proper installation. Follow the included instruction sheet for detailed guidance.

Quality Assurance and Warranty

Delphi manufactures the TS10251 Engine Coolant Temperature Sensor to meet strict quality standards, ensuring durability and reliable performance. This sensor is tested for compatibility with specified Audi and Volkswagen models. Please refer to Delphi's warranty policy for coverage details.

BrandDelphi
Part NumberTS10251
Terminal TypeBlade
Connector Quantity1
Connector ShapeRectangle
Terminal Quantity2
Connector GenderFemale
Terminal GenderMale
Wiring Harness IncludedNo
Mounting TypeThreaded nut
Package ContentsEngine coolant temperature sensor, instruction sheet

This part fits 61 vehicles. Search below:

YearMakeModelPositionNotes
1998AudiA6 QuattroN/AWhite; with 2 Pins
1998AudiCabrioletN/AWhite; with 2 Pins
1997AudiA6N/AWhite; with 2 Pins
1997AudiA6 QuattroN/AWhite; with 2 Pins
1997AudiCabrioletN/AWhite; with 2 Pins
1996AudiA6N/AWhite; with 2 Pins
1996AudiA6 QuattroN/AWhite; with 2 Pins
1996AudiCabrioletN/AWhite; with 2 Pins
1995Audi90N/AWhite; with 2 Pins
1995Audi90 QuattroN/AWhite; with 2 Pins
1995AudiA6N/AWhite; with 2 Pins
1995AudiA6 QuattroN/AWhite; with 2 Pins
1995AudiCabrioletN/AWhite; with 2 Pins
1994Audi100N/AWhite; with 2 Pins
1994Audi100 QuattroN/AWhite; with 2 Pins
1994Audi90N/AWhite; with 2 Pins
1994Audi90 QuattroN/AWhite; with 2 Pins
1994AudiCabrioletN/AWhite; with 2 Pins
1993Audi100N/AWhite; with 2 Pins
1993Audi100 QuattroN/AWhite; with 2 Pins
1993Audi90N/AWhite; with 2 Pins
1993Audi90 QuattroN/AWhite; with 2 Pins
1993VolkswagenFoxN/AWhite; with 2 Pins
1993VolkswagenPassatN/AWhite; with 2 Pins
1992Audi100N/AWhite; with 2 Pins
1992Audi100 QuattroN/AWhite; with 2 Pins
1992VolkswagenFoxN/AWhite; with 2 Pins
1992VolkswagenGolfN/AWhite; with 2 Pins
1992VolkswagenJettaN/AWhite; with 2 Pins
1992VolkswagenPassatN/AWhite; with 2 Pins
1991VolkswagenFoxN/AWhite; with 2 Pins
1991VolkswagenGolfN/AWhite; with 2 Pins
1991VolkswagenJettaN/AWhite; with 2 Pins
1991VolkswagenPassatN/AWhite; with 2 Pins
1990Audi80N/AWhite; with 2 Pins
1990VolkswagenFoxN/AWhite; with 2 Pins
1990VolkswagenGolfN/AWhite; with 2 Pins
1990VolkswagenJettaN/AWhite; with 2 Pins
1990VolkswagenPassatN/AWhite; with 2 Pins
1989Audi80N/A
1989VolkswagenFoxN/A
1989VolkswagenGolfN/A
1989VolkswagenJettaN/A
1988Audi80N/A
1988Audi90N/A
1988VolkswagenFoxN/A
1988VolkswagenGolfN/A
1988VolkswagenJettaN/A
1987Audi4000N/A
1987AudiCoupeN/A
1987VolkswagenFoxN/A
1987VolkswagenGolfN/A
1987VolkswagenJettaN/A
1986Audi4000N/A
1986AudiCoupeN/A
1986VolkswagenGolfN/A
1986VolkswagenJettaN/A
1985Audi4000N/A
1985AudiCoupeN/A
1985VolkswagenGolfN/A
1985VolkswagenJettaN/A

* 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:

009107561026 906 161140-808158-0753211-10382131084213109728013004035389500995S1477SU425TS5514TTX55TX55WT5506

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