OE Quality
60-Day Returns

Standard Ignition TX139 Engine Coolant Temperature Sensor
Reliable Engine Coolant Temperature Sensor for Select Vehicles
The Standard Ignition TX139 Engine Coolant Temperature Sensor is designed to provide accurate temperature readings for efficient engine management. Compatible with a range of Ford, Jaguar, Land Rover, Lincoln, Mazda, and Mercury models, this sensor helps maintain optimal engine performance.
- Direct replacement for original equipment sensors
- Compatible with Ford Escape, Focus, Fusion, Taurus, and more
- Fits Jaguar F-Type, XF, XJ, XKR, and related models
- Suitable for Land Rover Range Rover Evoque and other Land Rover vehicles
- Ensures precise coolant temperature monitoring for engine control
Product Overview and Compatibility
The TX139 Engine Coolant Temperature Sensor from Standard Ignition is engineered to meet or exceed OEM specifications. It is compatible with multiple vehicle makes including Ford, Jaguar, Land Rover, Lincoln, Mazda, and Mercury. This sensor supports models such as the Ford Escape, Focus, Fusion, and Taurus; Jaguar F-Type, XF, XJ, XKR; Land Rover Range Rover Evoque; Lincoln MKZ and Zephyr; Mazda MPV; and Mercury Mariner and Milan. By accurately measuring the engine coolant temperature, the sensor provides critical data to the engine control unit (ECU) for fuel injection and ignition timing adjustments.
Common Applications and Problem Resolution
- Prevents engine overheating by monitoring coolant temperature
- Helps resolve erratic temperature gauge readings
- Addresses engine performance issues related to incorrect temperature data
- Reduces risk of poor fuel economy caused by faulty sensor input
- Supports proper operation of cooling fans and emission controls
Installation Notes and Tips
Installation of the Standard Ignition TX139 sensor requires basic mechanical skills and standard hand tools. Before installation, ensure the engine is cool to avoid burns. Locate the existing coolant temperature sensor on the engine block or cylinder head, disconnect the electrical connector, and remove the old sensor. Apply thread sealant if recommended, then install the new sensor and reconnect the wiring harness. After installation, verify proper sensor operation by checking engine temperature readings and ensuring no coolant leaks.
Quality Assurance and Warranty
Standard Ignition parts are manufactured to meet strict quality standards and undergo rigorous testing to ensure durability and performance. The TX139 Engine Coolant Temperature Sensor is backed by a limited warranty against defects in material and workmanship, providing confidence in its reliability for your vehicle's cooling system.
| Brand | Standard Ignition |
| Part Number | TX139 |
| Attachment Method | Bolt On |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Connector Type | Plug In |
| Material | Brass |
| Terminal Gender | Male |
| Terminal Type | Blade |
This part fits 121 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2024 | Jaguar | F-Type | N/A | |||
| 2024 | Jaguar | XF | 2.0L | L4 | N/A | Located On Radiator Hose |
| 2023 | Jaguar | F-Type | N/A | |||
| 2023 | Jaguar | XF | 2.0L | L4 | N/A | Located On Radiator Hose |
| 2022 | Jaguar | F-Pace | N/A | Located On Radiator Hose | ||
| 2022 | Jaguar | F-Type | N/A | |||
| 2022 | Jaguar | XF | 2.0L | L4 | N/A | Located On Radiator Hose |
| 2021 | Jaguar | F-Pace | N/A | Located On Radiator Hose | ||
| 2021 | Jaguar | F-Type | N/A | Located On Radiator Hose | ||
| 2021 | Jaguar | XF | 2.0L | L4 | N/A | Located On Radiator Hose |
| 2020 | Jaguar | F-Pace | N/A | |||
| 2020 | Jaguar | F-Type | N/A | |||
| 2020 | Jaguar | XF | 2.0L | L4 | N/A | Located On Radiator Hose |
| 2019 | Jaguar | F-Pace | N/A | |||
| 2019 | Jaguar | F-Type | N/A | |||
| 2019 | Jaguar | XF | 2.0L | L4 | N/A | Located On Radiator Hose |
| 2019 | Jaguar | XJ | N/A | |||
| 2018 | Jaguar | F-Pace | N/A | |||
| 2018 | Jaguar | F-Type | N/A | |||
| 2018 | Jaguar | XF | 2.0L | L4 | N/A | |
| 2018 | Jaguar | XJ | N/A | |||
| 2017 | Jaguar | F-Pace | N/A | |||
| 2017 | Jaguar | F-Type | N/A | |||
| 2017 | Jaguar | XF | 2.0L | L4 | N/A | |
| 2017 | Jaguar | XJ | N/A | |||
| 2017 | Jaguar | XJR | N/A | |||
| 2017 | Land Rover | Range Rover Evoque | 2.0L | L4 | N/A | Located in Lower Radiator Hose |
| 2016 | Jaguar | F-Type | N/A | |||
| 2016 | Jaguar | XF | 3.0L | V6 | N/A | |
| 2016 | Jaguar | XJ | N/A | |||
| 2016 | Jaguar | XJR | N/A | |||
| 2015 | Ford | Focus | 2.0L | L4 | N/A | Located On Coolant Crossover Tube |
| 2015 | Jaguar | F-Type | N/A | |||
| 2015 | Jaguar | XF | 5.0L | V8 | N/A | |
| 2015 | Jaguar | XFR | N/A | |||
| 2015 | Jaguar | XFR-S | N/A | |||
| 2015 | Jaguar | XJ | N/A | |||
| 2015 | Jaguar | XJR | N/A | |||
| 2015 | Jaguar | XK | N/A | |||
| 2015 | Jaguar | XKR | N/A | |||
| 2015 | Jaguar | XKR-S | 5.0L | V8 | N/A | |
| 2014 | Ford | Focus | N/A | Located On Coolant Crossover Tube | ||
| 2014 | Jaguar | F-Type | N/A | |||
| 2014 | Jaguar | XF | 5.0L | V8 | N/A | |
| 2014 | Jaguar | XFR | N/A | |||
| 2014 | Jaguar | XFR-S | N/A | |||
| 2014 | Jaguar | XJ | N/A | |||
| 2014 | Jaguar | XJR | N/A | |||
| 2014 | Jaguar | XK | N/A | |||
| 2014 | Jaguar | XKR | N/A | |||
| 2014 | Jaguar | XKR-S | 5.0L | V8 | N/A | |
| 2013 | Ford | Focus | N/A | Located On Coolant Crossover Tube | ||
| 2013 | Jaguar | XF | 5.0L | V8 | N/A | |
| 2013 | Jaguar | XFR | N/A | |||
| 2013 | Jaguar | XFR-S | N/A | |||
| 2013 | Jaguar | XJ | N/A | |||
| 2013 | Jaguar | XK | N/A | |||
| 2013 | Jaguar | XKR | N/A | |||
| 2013 | Jaguar | XKR-S | 5.0L | V8 | N/A | |
| 2012 | Ford | Escape | 3.0L | V6 | N/A | |
| 2012 | Ford | Focus | N/A | Located On Coolant Crossover Tube | ||
| 2012 | Jaguar | XF | 5.0L | V8 | N/A | |
| 2012 | Jaguar | XFR | N/A | |||
| 2012 | Jaguar | XJ | N/A | |||
| 2012 | Jaguar | XK | N/A | |||
| 2012 | Jaguar | XKR | N/A | |||
| 2012 | Jaguar | XKR-S | 5.0L | V8 | N/A | |
| 2011 | Ford | Escape | 3.0L | V6 | N/A | |
| 2011 | Jaguar | XF | 5.0L | V8 | N/A | |
| 2011 | Jaguar | XFR | N/A | |||
| 2011 | Jaguar | XJ | N/A | |||
| 2011 | Jaguar | XK | N/A | |||
| 2011 | Jaguar | XKR | N/A | |||
| 2010 | Ford | Escape | 3.0L | V6 | N/A | |
| 2010 | Jaguar | XF | 5.0L | V8 | N/A | |
| 2010 | Jaguar | XFR | N/A | |||
| 2010 | Jaguar | XJ | N/A | |||
| 2010 | Jaguar | XK | N/A | |||
| 2010 | Jaguar | XKR | N/A | |||
| 2009 | Ford | Escape | 3.0L | V6 | N/A | |
| 2009 | Ford | Fusion | 3.0L | V6 | N/A | |
| 2009 | Mercury | Milan | 3.0L | V6 | N/A | |
| 2008 | Ford | Escape | 3.0L | V6 | N/A | |
| 2008 | Ford | Fusion | 3.0L | V6 | N/A | |
| 2008 | Lincoln | MKZ | N/A | |||
| 2008 | Mazda | 6 | 3.0L | V6 | N/A | |
| 2008 | Mercury | Mariner | 3.0L | V6 | N/A | |
| 2008 | Mercury | Milan | 3.0L | V6 | N/A | |
| 2008 | Mercury | Sable | N/A | |||
| 2007 | Ford | Escape | 3.0L | V6 | N/A | |
| 2007 | Ford | Fusion | 3.0L | V6 | N/A | |
| 2007 | Lincoln | MKZ | N/A | |||
| 2007 | Mazda | 6 | 3.0L | V6 | N/A | |
| 2007 | Mercury | Mariner | 3.0L | V6 | N/A | |
| 2007 | Mercury | Milan | 3.0L | V6 | N/A | |
| 2006 | Ford | Escape | 3.0L | V6 | N/A | |
| 2006 | Ford | Fusion | 3.0L | V6 | N/A | |
| 2006 | Lincoln | Zephyr | N/A | |||
| 2006 | Mazda | 6 | 3.0L | V6 | N/A | |
| 2006 | Mazda | MPV | N/A | |||
| 2006 | Mercury | Mariner | 3.0L | V6 | N/A | |
| 2006 | Mercury | Milan | 3.0L | V6 | N/A | |
| 2005 | Ford | Escape | 3.0L | V6 | N/A | |
| 2005 | Ford | Taurus | N/A | Located On Coolant Crossover Tube | ||
| 2005 | Mazda | 6 | 3.0L | V6 | N/A | |
| 2005 | Mazda | MPV | N/A | |||
| 2005 | Mercury | Mariner | 3.0L | V6 | N/A | |
| 2005 | Mercury | Sable | N/A | |||
| 2004 | Ford | Escape | 3.0L | V6 | N/A | |
| 2004 | Ford | Taurus | N/A | Located On Coolant Crossover Tube | ||
| 2004 | Mazda | 6 | 3.0L | V6 | N/A | |
| 2004 | Mazda | MPV | N/A | |||
| 2004 | Mercury | Sable | N/A | |||
| 2003 | Ford | Escape | 3.0L | V6 | N/A | |
| 2003 | Ford | Taurus | N/A | Located On Coolant Crossover Tube | ||
| 2003 | Mazda | 6 | 3.0L | V6 | N/A | |
| 2003 | Mazda | MPV | N/A | |||
| 2003 | Mercury | Sable | N/A | |||
| 2002 | Ford | Escape | 3.0L | V6 | N/A | |
| 2002 | Mazda | MPV | N/A | |||
| 2001 | Ford | Escape | 3.0L | V6 | N/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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.