Standard Ignition AX642 Ambient Air Temperature Sensor
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Standard Ignition

Standard Ignition AX642 Ambient Air Temperature Sensor

Brand Standard Ignition AX642
Terminal Quantity 3
Connector Gender Female
Terminal Gender Male
Attachment Method Push-in
Color/Finish Black
Connector Quantity 1
Connector Shape Polygon
Connector Type Plug in
Contents Sensor
Port Quantity 1
Terminal Type Blade
Fits Ford · 7 vehicles

Plug-in design. Push-in attachment for straightforward installation.

3-terminal sensor. Uses a single connector with blade terminals.

Ambient air sensing. Measures outside air temperature for HVAC control.

Cross-references ATSA392, LX6Z19E906A and TS7671 for the same application. See all 4.

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Ambient Air Temperature Sensor for Ford Applications

Standard Ignition AX642 is an ambient air temperature sensor built for HVAC systems that rely on accurate outside-air readings. It fits 2021-2023 Ford Bronco Sport with manual AC and 2020-2023 Ford Escape on the blower case, making it a direct-match option for common Ford climate control service needs.

  • Ambient air temperature sensor for HVAC temperature input
  • 3-terminal design with blade terminals
  • 1 female connector with polygon plug-in shape
  • Push-in attachment method for blower-case mounting
  • Black finish
  • Fits 2021-2023 Ford Bronco Sport, w/ Manual AC
  • Fits 2020-2023 Ford Escape, On Blower Case

Detailed Product Overview

The Standard Ignition AX642 ambient air temperature sensor is used by the HVAC control system to read outside air temperature and help the vehicle manage climate functions. Its 3-terminal, plug-in electrical connection and push-in mounting style support a clean replacement on the blower case for Ford Escape models and manual-AC Bronco Sport applications. This part cross-references Ford OE-style numbers such as LX6Z19E906A and WT5983 for the same application.

Common Issues This Sensor Can Address

  • Incorrect outside temperature display
  • HVAC system reacting to inaccurate ambient air readings
  • Climate control performance problems tied to a faulty temperature input
  • Sensor-related warning or data inconsistencies in Ford Bronco Sport and Ford Escape HVAC systems

Installation Notes and Tips

Verify the connector style, terminal count, and mounting location before installation. This sensor uses a female connector, male blade terminals, and a push-in attachment method, so the replacement should match the original blower-case or manual-AC setup on the vehicle. Confirm fitment by year, make, model, and HVAC configuration before service.

Quality Assurance

Standard Ignition supplies replacement electrical and HVAC components for service applications, and AX642 is listed with OE-style interchange references for direct application matching. Use the confirmed fitment details for 2021-2023 Ford Bronco Sport and 2020-2023 Ford Escape when selecting this part.

Related reading

This part fits 7 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2023FordBronco Sportw/ Manual AC
2023FordEscapeOn Blower Case
2022FordBronco Sportw/ Manual AC
2022FordEscapeOn Blower Case
2021FordBronco Sportw/ Manual AC
2021FordEscapeOn Blower Case
2020FordEscapeOn Blower Case
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
ATSA392LX6Z19E906ATS7671WT5983