HomeBelts and Cooling > SensorsStandard Ignition TX55 Engine Coolant Temperature Sensor - Left
Part #: TX55

Standard Ignition TX55 Engine Coolant Temperature Sensor - Left

Left
⚙️ 76 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$26.41Free 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
🚗Fitment: Audi and Volkswagen, A6, A6 Quattro, A4 Quattro, Cabriolet, A4, 90, 90 Quattro, 100, 100 Quattro, Fox, 80, 80 Quattro, Golf, Passat, Jetta, Scirocco, 4000, Quantum, and Coupe
🔄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 Standard Ignition TX55 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 ensures optimal engine performance and helps prevent overheating.

  • Bolt-on attachment method for secure installation
  • Female rectangular plug-in connector with one connector
  • Brass construction for durability and corrosion resistance
  • Two male blade terminals for reliable electrical connection
  • Thread size M10-1.0 for precise fitment

Detailed Product Description

The TX55 Engine Coolant Temperature Sensor by Standard Ignition is engineered to meet OEM specifications for Audi and Volkswagen vehicles, including models such as the Audi 80, 80 Quattro, 90, 90 Quattro, 100, 100 Quattro, 4000, A4, A4 Quattro, A6, A6 Quattro, Cabriolet, Coupe, Fox, Golf, Jetta, Passat, and Quantum. This sensor features a bolt-on attachment method that ensures a secure and stable fit in the engine cooling system. The sensor’s brass material offers excellent resistance to corrosion and heat, contributing to long service life. It includes a female rectangular plug-in connector with one connector and two male blade terminals, providing a reliable electrical interface. The M10-1.0 thread size guarantees compatibility with the specified vehicle models, making it a precise replacement part.

Common Applications and Issues Addressed

  • Monitors engine coolant temperature to prevent overheating
  • Helps regulate engine cooling fan operation
  • Supports accurate temperature data for engine control units (ECU)
  • Prevents engine performance issues related to faulty temperature readings
  • Reduces risk of engine damage due to improper coolant temperature monitoring

Installation Notes and Tips

Installation of the Standard Ignition TX55 sensor requires removal of the old sensor and careful threading of the new sensor into place using the M10-1.0 thread size. Ensure the bolt-on attachment is tightened securely to avoid leaks. The female rectangular plug-in connector should be connected firmly to the vehicle’s wiring harness. It is recommended to check for coolant leaks after installation and verify sensor operation through diagnostic tools or vehicle onboard systems.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The TX55 Engine Coolant Temperature Sensor undergoes rigorous quality control testing to maintain consistent functionality. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberTX55
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
MaterialBrass
Terminal GenderMale
Terminal TypeBlade
Thread SizeM10-1.0

This part fits 76 vehicles. Search below:

YearMakeModelDrive TypeLitersCylindersPositionNotes
2005AudiA6N/AWhite; 2 Blade Term.
2005AudiA6 QuattroN/AWhite; 2 Blade Term.
1999AudiA4 Quattro2.8LV6N/A
1998AudiA4 Quattro2.8LV6N/A
1998AudiA6N/A2 Blade Term.
1998AudiA6 QuattroN/A2 Blade Term.
1998AudiCabrioletN/A
1997AudiA42.8LV6N/A
1997AudiA4 Quattro2.8LV6N/A
1997AudiA6N/A
1997AudiA6 QuattroN/A
1997AudiCabrioletN/A
1996AudiA4N/A
1996AudiA4 QuattroN/A
1996AudiA6N/A
1996AudiA6 QuattroN/A
1996AudiCabrioletN/A
1995Audi90N/A
1995Audi90 QuattroN/A
1995AudiA6N/A
1995AudiA6 QuattroN/A
1995AudiCabrioletN/A
1994Audi100N/A
1994Audi100 QuattroN/A
1994Audi90N/A
1994Audi90 QuattroN/A
1994AudiCabrioletN/A
1993Audi100N/A
1993Audi100 QuattroN/A
1993Audi90N/A
1993Audi90 QuattroN/A
1993VolkswagenFoxN/A
1992Audi100N/A
1992Audi100 QuattroN/A
1992Audi80N/A
1992Audi80 QuattroN/A
1992VolkswagenFoxN/A
1992VolkswagenGolf2.0LL4N/A
1992VolkswagenPassatN/AIgnition Knock (Detonation) Sensor
1991Audi80N/A
1991Audi80 QuattroN/A
1991VolkswagenFoxN/A
1991VolkswagenGolf1.8LL4N/A
1991VolkswagenJettaN/AWhite; 2 Blade Term.
1991VolkswagenPassatN/A
1990Audi80FWDN/A
1990VolkswagenFoxN/A
1990VolkswagenGolf2.0LL4N/A
1990VolkswagenJettaN/AWhite; 2 Blade Term.
1990VolkswagenPassatN/A
1989Audi80FWDN/A
1989VolkswagenFoxN/A
1989VolkswagenGolfN/A
1988Audi80FWDN/A
1988Audi902.0LL4N/A
1988VolkswagenFoxN/A
1988VolkswagenGolfN/A
1988VolkswagenJettaN/AWhite; 2 Blade Term.
1987Audi40001.8LL4N/A
1987VolkswagenFoxN/A
1987VolkswagenGolfN/A
1987VolkswagenJettaN/AWhite; 2 Blade Term.
1986Audi40001.8LL4N/A
1986VolkswagenGolfN/A
1986VolkswagenJettaN/AWhite; 2 Blade Term.
1985Audi40001.8LL4N/A
1985VolkswagenGolfN/A
1985VolkswagenJettaN/A
1985VolkswagenQuantum1.6LL4N/A
1985VolkswagenQuantum1.8LL4N/A
1984Audi40001.8LL4N/A
1984AudiCoupe2.2LL5LeftLocated On Cylinder Head
1984VolkswagenJetta1.8LL4N/AWhite; 2 Term.
1983AudiCoupeLeftLocated On Cylinder Head
1982AudiCoupeLeftLocated On Cylinder Head
1981AudiCoupeLeftLocated On Cylinder Head

* 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:

009107561026906161028013004012042140-80815-50736158-075317-1340211-10383644440245S147771-2512738789332CT0027CTSA106TS10058TS5514V15-77-0001WT5506WTC1288

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