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Standard Ignition TX307 Engine Coolant Temperature Sensor
| Brand | Standard Ignition TX307 |
|---|---|
| Attachment Method | Push On |
| Color | Gold, White |
| Connector Gender | Female |
| Connector Shape | Rectangular |
| Connector Type | Plug In |
| Finish | Brass |
| Terminal Gender | Male |
| Terminal Type | Blade |
| Voltage | 12 |
| Fits | Mazda · 10 vehicles |
Plug-in design. Simple connector style for straightforward installation.
Brass finish. Durable sensor construction with a corrosion-resistant look.
3-blade terminals. Reliable electrical connection for accurate coolant temperature sensing.
Cross-references Standard Ignition TX307, 89422WB002 and CTSA201 for the same application. See all 6.
Engine Coolant Temperature Sensor for Toyota and Mazda
Standard Ignition TX307 is an engine coolant temperature sensor built for radiator-mounted applications on select Toyota Yaris, Toyota Yaris iA, Scion iA, and Mazda 2 models. It uses a 3-blade male terminal layout with a single female rectangular plug-in connector for direct replacement service.
Key Features
- Engine coolant temperature sensor for radiator location applications
- Push-on attachment method for straightforward installation
- Female rectangular connector with 1 connector interface
- 3 male blade terminals for secure electrical contact
- Brass finish with gold and white color/finish details
- 12-volt electrical specification
- Standard Ignition TX307 part number for catalog matching
Detailed Description
Standard Ignition TX307 is an OE-style engine coolant temperature sensor used to report coolant temperature from the radiator area to the vehicle control system. Accurate temperature input supports proper engine management, including fuel delivery, idle strategy, and cooling fan operation. This part number is a direct catalog reference for radiator-mounted sensor replacement on 2019-2020 Toyota Yaris, 2017-2018 Toyota Yaris iA, 2016 Scion iA, and 2011-2015 Mazda 2 applications. This part cross-references 89422WB002 and CTSA201 for the same application.
What It Helps Address
- Incorrect coolant temperature readings
- Cooling fan operation concerns tied to sensor input
- Hard starting or rough running related to temperature signal errors
- Check engine light conditions involving coolant temperature data
- Radiator sensor replacement needs on Toyota Yaris and Mazda 2 platforms
Installation Notes and Tips
Verify the connector style, terminal count, and radiator mounting location before installation. Match the vehicle application carefully, especially on 2011-2015 Mazda 2 models where the sensor is located in the radiator. Confirm the part number TX307 against the original sensor and inspect the connector for corrosion or terminal damage before reconnecting.
Quality Assurance
Standard Ignition supplies replacement electrical components for service applications, and TX307 is built to match the listed connector and terminal configuration for the specified vehicles.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2020 | Toyota | Yaris | Radiator | — |
| 2019 | Toyota | Yaris | Radiator | — |
| 2018 | Toyota | Yaris iA | Radiator | — |
| 2017 | Toyota | Yaris iA | Radiator | — |
| 2016 | Scion | iA | Radiator | — |
| 2015 | Mazda | 2 | Radiator | — |
| 2014 | Mazda | 2 | N/A | Located in Radiator |
| 2013 | Mazda | 2 | N/A | Located in Radiator |
| 2012 | Mazda | 2 | N/A | Located in Radiator |
| 2011 | Mazda | 2 | N/A | Located in Radiator |
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