HomeHVAC > SensorsStandard Ignition AX481 HVAC Heater Core Temperature Sensor
Part #: AX481

Standard Ignition AX481 HVAC Heater Core Temperature Sensor

8 vehicles fit this part
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: Kia, Cadenza and Optima
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition HVAC Heater Core Temperature Sensor AX481

The Standard Ignition HVAC Heater Core Temperature Sensor AX481 is designed to provide accurate temperature readings for the heating and ventilation system in select Kia vehicles. This sensor ensures proper climate control operation by monitoring heater core temperature and relaying data to the vehicle’s HVAC system.

  • Connector Gender: Female
  • Connector Quantity: 1
  • Connector Shape: Rectangular
  • Connector Type: Plug in
  • Terminal Gender: Male
  • Terminal Quantity: 2
  • Terminal Type: Blade

Detailed Product Description

The AX481 heater core temperature sensor from Standard Ignition features a single rectangular female plug-in connector, designed for secure and reliable connection within the HVAC system. It includes two male blade terminals that facilitate efficient electrical contact. This sensor is engineered to fit Kia Cadenza and Optima models, providing precise temperature feedback to the vehicle’s climate control module. The plug-in connector design simplifies installation and replacement, reducing service time.

Compatible Vehicles and Applications

This HVAC heater core temperature sensor is compatible with the following Kia models:

  • Kia Cadenza
  • Kia Optima

It is specifically designed to work with the HVAC systems in these vehicles, ensuring accurate temperature regulation and optimal heater core performance.

Common Issues Addressed by the AX481 Sensor

  • Inaccurate cabin temperature readings causing improper climate control
  • HVAC system failure to regulate heater core temperature
  • Intermittent or no temperature sensor signal to the control module
  • Heater core overheating or insufficient heating
  • Fault codes related to HVAC temperature sensor malfunctions

Installation Notes and Tips

  • Ensure the vehicle ignition is off before beginning installation
  • Disconnect the battery to prevent electrical shorts
  • Locate the heater core temperature sensor within the HVAC housing
  • Carefully unplug the existing sensor connector and remove the sensor
  • Install the AX481 sensor by aligning the rectangular female plug and securing the blade terminals
  • Verify the connection is secure and free of corrosion or debris
  • Reconnect the battery and test the HVAC system for proper operation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The AX481 HVAC heater core temperature sensor undergoes rigorous quality control testing to maintain consistent functionality. Warranty coverage details should be confirmed with the parts distributor or vehicle manufacturer, as they may vary by region and application.

BrandStandard Ignition
Part NumberAX481
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
Terminal GenderMale
Terminal TypeBlade

This part fits 8 vehicles. Search below:

YearMakeModelPositionNotes
2016KiaCadenzaN/A
2015KiaCadenzaN/A
2015KiaOptimaN/A
2014KiaCadenzaN/A
2014KiaOptimaN/A
2013KiaOptimaN/A
2012KiaOptimaN/A
2011KiaOptimaN/Aw/ White Connector

* 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:

976143S100ATSB10024TS57608WT5917

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