HomeHVAC > SensorsStandard Ignition AX439 HVAC Heater Core Temperature Sensor
Part #: AX439

Standard Ignition AX439 HVAC Heater Core Temperature Sensor

⚙️ 9 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ 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: Nissan, Rogue and Rogue Sport
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🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition HVAC Heater Core Temperature Sensor AX439

The Standard Ignition HVAC Heater Core Temperature Sensor AX439 is designed specifically for Nissan Rogue and Rogue Sport models. This sensor plays a critical role in monitoring the temperature of the heater core to ensure optimal HVAC system performance.

  • Compatible with Nissan Rogue and Rogue Sport vehicles
  • Part number AX439 for precise identification
  • Measures heater core temperature for accurate climate control
  • Direct replacement sensor for HVAC systems
  • Ensures efficient heating and cooling operation

Detailed Product Description

The HVAC Heater Core Temperature Sensor AX439 from Standard Ignition is engineered to provide reliable temperature readings of the heater core in Nissan Rogue and Rogue Sport models. By accurately detecting the heater core temperature, this sensor helps the vehicle’s HVAC system regulate cabin temperature effectively. The sensor is a direct fit replacement, designed to meet OEM specifications and maintain the integrity of the vehicle’s climate control system. Using the correct sensor, such as the AX439, helps prevent HVAC malfunctions related to inaccurate temperature readings.

Common Applications and Issues Resolved

  • Prevents inconsistent cabin heating or cooling
  • Eliminates HVAC system error codes related to temperature sensor faults
  • Helps avoid heater core overheating or underheating
  • Improves overall HVAC system responsiveness
  • Supports proper operation of automatic climate control features

Installation Notes and Tips

  • Ensure vehicle compatibility with Nissan Rogue or Rogue Sport before installation
  • Disconnect the battery prior to sensor replacement to avoid electrical issues
  • Locate the heater core temperature sensor within the HVAC housing for replacement
  • Handle the sensor carefully to avoid damage to the sensing element
  • Verify sensor connection and secure mounting after installation

Quality Assurance and Warranty

Standard Ignition parts, including the AX439 HVAC Heater Core Temperature Sensor, are manufactured to meet or exceed OEM standards. This sensor undergoes rigorous quality control to ensure durability and reliable performance in Nissan Rogue and Rogue Sport vehicles. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship to provide confidence in the product’s longevity.

BrandStandard Ignition
Part NumberAX439
Connector GenderFemale
Connector ShapeSquare
Connector TypePlug In
ContentsSensor
Terminal GenderMale
Terminal TypeBlade

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2019NissanRogueN/A
2019NissanRogue SportN/A
2018NissanRogueN/A
2018NissanRogue SportN/A
2017NissanRogueN/A
2017NissanRogue SportN/A
2016NissanRogueN/A
2015NissanRogueN/A
2014NissanRogueN/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:

277234BU0AATSA158TS57566WT5875

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