HomeBelts and Cooling > SensorsStandard Ignition TX57 Engine Coolant Temperature Sensor
Part #: TX57

Standard Ignition TX57 Engine Coolant Temperature Sensor

⚙️ 19 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi, 100, 100 Quattro, 90, 90 Quattro, 80 Quattro, 5000, 5000 Quattro, and Coupe
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Reliable Engine Coolant Temperature Sensor for Audi Models

The Standard Ignition TX57 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for your Audi 80 Quattro, 90, 90 Quattro, 100, 100 Quattro, 5000 Quattro, and Coupe models. This sensor ensures your engine management system receives precise data to maintain optimal engine performance.

  • Bolt-on attachment method for secure installation
  • Female connector with a single square-shaped plug-in design
  • Two male blade terminals for reliable electrical connection
  • Thread size M10-1.0 for proper fitment
  • Operates on 12-volt electrical systems

Technical Details and Compatibility

The TX57 Engine Coolant Temperature Sensor from Standard Ignition features a bolt-on attachment method, making it straightforward to install on compatible Audi vehicles. It includes a female connector with one square-shaped plug-in type, ensuring a secure and precise connection. The sensor has two male blade terminals, which provide stable electrical contact necessary for accurate temperature readings. Its M10-1.0 thread size matches factory specifications, guaranteeing proper fitment without modifications. Designed for 12-volt systems, this sensor integrates seamlessly with the engine control unit of Audi 80 Quattro, 90, 90 Quattro, 100, 100 Quattro, 5000 Quattro, and Coupe models.

Common Applications and Problem Resolution

  • Helps prevent engine overheating by providing accurate coolant temperature data
  • Resolves erratic temperature gauge readings
  • Eliminates engine performance issues related to faulty temperature sensing
  • Prevents improper fuel mixture caused by incorrect temperature input
  • Supports efficient engine warm-up and cooling fan operation

Installation Notes and Tips

When installing the Standard Ignition TX57 sensor, ensure the engine is cool to avoid burns. Use the bolt-on method to secure the sensor firmly in place. Verify the connector is the female type with a square plug-in shape and that the two male blade terminals align correctly with the vehicle’s wiring harness. Confirm the thread size M10-1.0 matches the mounting hole to avoid cross-threading. Proper installation will ensure accurate temperature readings and reliable engine management.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring dependable performance and durability. The TX57 Engine Coolant Temperature Sensor undergoes rigorous quality control to maintain consistent accuracy and fitment. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship to provide confidence in your purchase.

BrandStandard Ignition
Part NumberTX57
Attachment MethodBolt On
Connector GenderFemale
Connector ShapeSquare
Connector TypePlug In
Terminal GenderMale
Terminal TypeBlade
Thread SizeM10-1.0
Voltage12

This part fits 19 vehicles. Search below:

YearMakeModelDrive TypeTransmissionLitersCylindersPositionNotes
1991Audi100N/A
1991Audi100 QuattroN/A
1991Audi90N/A
1991Audi90 QuattroN/A
1990Audi100N/A
1990Audi100 QuattroN/A
1990Audi80 QuattroAWDN/A
1990Audi90N/A
1990Audi90 QuattroN/A
1989Audi100N/A
1989Audi100 QuattroN/A
1989Audi80 QuattroAWDN/A
1989Audi90N/A
1989Audi90 QuattroN/A
1988Audi5000 Quattro2.3LL5N/A
1988Audi90Manual2.3LL5N/A
1988Audi90 QuattroN/A
1987Audi5000 Quattro2.3LL5N/A
1987AudiCoupe2.3LL5N/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:

028013005303490616112050140-81015-5074417-12423645440474X-10525S159671-2660CT0163CTSB10001TS10067TS5574WT5017WTC1631

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