HomeHVAC > SensorsStandard Ignition AX446 HVAC Heater Core Temperature Sensor
Part #: AX446

Standard Ignition AX446 HVAC Heater Core Temperature Sensor

⚙️ 6 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$25.52Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ 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: Honda, Fit and Odyssey
🔄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 AX446

The Standard Ignition HVAC Heater Core Temperature Sensor AX446 is designed specifically for Honda vehicles, including the Fit and Odyssey models. This sensor plays a critical role in monitoring the temperature of the heater core to ensure optimal HVAC system performance.

  • Compatible with Honda Fit and Honda Odyssey models
  • Part number AX446 for precise identification
  • Measures heater core temperature for accurate climate control
  • Direct replacement sensor for HVAC systems
  • Engineered to meet OEM specifications

Detailed Product Description

The HVAC Heater Core Temperature Sensor AX446 by Standard Ignition is engineered to provide reliable temperature readings within the heating and ventilation system of Honda Fit and Odyssey vehicles. By accurately detecting the heater core temperature, this sensor helps regulate the HVAC system’s operation, maintaining cabin comfort and preventing overheating. The sensor is designed to integrate seamlessly with the vehicle’s existing HVAC controls, ensuring consistent performance and durability under normal operating conditions.

Common Applications and Issues Addressed

  • Prevents inaccurate temperature readings that can cause HVAC malfunction
  • Helps resolve heater core overheating or insufficient heating problems
  • Eliminates erratic HVAC blower behavior related to temperature sensor faults
  • Supports proper climate control system diagnostics and repairs
  • Reduces risk of HVAC system damage due to faulty temperature data

Installation Notes and Tips

  • Ensure vehicle compatibility: Honda Fit and Odyssey models only
  • Disconnect battery before sensor replacement to avoid electrical issues
  • Locate the heater core temperature sensor within the HVAC housing
  • Handle sensor carefully to avoid damage to the sensing element
  • Verify sensor connection and secure fit after installation

Quality Assurance and Warranty

Standard Ignition manufactures the AX446 sensor to meet or exceed OEM standards, providing reliable performance and durability. While specific warranty details may vary, Standard Ignition products typically include a limited warranty against defects in materials and workmanship. This ensures confidence in the sensor’s quality and longevity when installed in compatible Honda Fit and Odyssey vehicles.

BrandStandard Ignition
Part NumberAX446
Connector GenderFemale
Connector ShapeSquare
Connector TypePlug In
ContentsSensor
Terminal GenderMale
Terminal TypePins

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2019HondaFitN/A
2018HondaFitN/A
2018HondaOdysseyN/A
2017HondaFitN/A
2016HondaFitN/A
2015HondaFitN/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:

80560T5RA01ATSA356TS57573WT5882

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