HomeBelts and Cooling > SensorsStandard Ignition TX125 Engine Coolant Temperature Sensor
Part #: TX125

Standard Ignition TX125 Engine Coolant Temperature Sensor

⚙️ 12 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$34.36Free 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: Saab, 9-3, 900, and 9000
🔄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 Saab 9-3, 900, and 9000

The Standard Ignition TX125 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for your Saab 9-3, 900, or 9000 models. This bolt-on sensor features a durable brass construction with a gold dichromate finish, ensuring long-lasting performance in demanding engine environments.

Key Features of the Standard Ignition TX125 Sensor

  • Bolt-on attachment method for secure and straightforward installation
  • Gold-colored brass material with dichromate finish for corrosion resistance
  • Female rectangular plug-in connector with one connector for easy wiring
  • Two male blade terminals for reliable electrical contact
  • Compatible specifically with Saab 9-3, 900, and 9000 models

Detailed Description of the TX125 Engine Coolant Temperature Sensor

The TX125 sensor from Standard Ignition is engineered to monitor engine coolant temperature accurately, helping your Saab's engine control unit (ECU) maintain optimal engine performance and efficiency. Its brass body with a dichromate finish offers enhanced resistance to heat and corrosion, critical for sensors exposed to engine coolant. The sensor’s female rectangular plug-in connector and two male blade terminals ensure a secure electrical connection, minimizing the risk of signal loss or failure. Designed for bolt-on installation, this sensor fits precisely on compatible Saab models, making it a reliable replacement part for maintaining your vehicle’s cooling system integrity.

Common Issues Addressed by the TX125 Sensor

  • Incorrect engine temperature readings causing poor fuel economy
  • Engine overheating due to faulty coolant temperature monitoring
  • Check engine light triggered by sensor failure
  • Erratic engine performance linked to temperature sensor faults
  • Cooling fan malfunction caused by inaccurate temperature data

Installation Notes and Tips

  • Ensure the engine is cool before removing the old sensor to avoid burns
  • Use the bolt-on attachment method to secure the sensor firmly in place
  • Verify the connector is the female rectangular plug-in type to match wiring harness
  • Check for proper seating of the two male blade terminals to ensure electrical continuity
  • Consult your Saab vehicle manual for sensor location and torque specifications

Quality Assurance and Warranty Information

Standard Ignition manufactures the TX125 sensor to meet or exceed OEM specifications for fit, form, and function. The brass construction and dichromate finish contribute to the sensor’s durability and resistance to corrosion. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship to provide confidence in your purchase.

BrandStandard Ignition
Part NumberTX125
Attachment MethodBolt On
ColorGold
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
FinishDichromate
MaterialBrass
Terminal GenderMale
Terminal TypeBlade

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2000Saab9-3N/A
1999Saab9-3N/A
1998Saab9002.0LL4N/A
1998Saab9000N/A
1997Saab9002.0LL4N/A
1997Saab90002.3LL4N/A
1996Saab9002.0LL4N/A
1996Saab90002.3LL4N/A
1995Saab9002.0LL4N/A
1995Saab90002.3LL4N/A
1994Saab9002.0LL4N/A
1994Saab9000N/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:

17-1290192365611T12053789253-76559182205TS5737TU329V50-72-0020WT5138WTC1433

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