Standard Ignition AX84 Cabin Air Temperature Sensor

Brand Standard Ignition AX84
Attachment Method Push On
Color Black
Connector Gender Female
Connector Shape Round
Connector Type Plug In
Mounting Bracket(s) Included No
Terminal Gender Male
Terminal Type Blade
Wiring Harness Included No
Fits Honda · 4 vehicles

Plug-in design. Push-on connection with a round connector for straightforward installation.

Blade terminals. Two-terminal construction with a female connector and male blade terminals.

Black finish. Clean, low-profile appearance for a discreet cabin sensor.

Cross-references Standard Ignition AX84, 80520S2R940 and SU7629 for the same application. See all 5.

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Cabin Air Temperature Sensor for Honda HVAC Systems

Standard Ignition AX84 is a cabin air temperature sensor for HVAC temperature monitoring in select Honda applications. It is built with a 2-terminal layout, round plug-in connector, and black finish for direct replacement service on the listed vehicles.

Key Features

  • Cabin air temperature sensor for HVAC system temperature input
  • Fits 2003 Honda Accord and 2003 Honda Civic
  • Standard Ignition AX84 replacement part number
  • 2 terminals with male blade terminals and a female connector
  • Round connector with plug-in attachment method
  • Black color/finish
  • No mounting bracket and no wiring harness included

Detailed Description

Standard Ignition AX84 is a cabin air temperature sensor used in HVAC control systems to report interior air temperature to the vehicle’s climate controls. This sensor is listed for Fits 2003 Honda Accord, N/A and Fits 2003 Honda Civic, N/A, making it a direct-fit option for those model-year applications. The AX84 uses one round connector, blade-style terminals, and a push-on attachment method for straightforward replacement of the original sensor.

This part cross-references Honda OE-style and aftermarket numbers such as 80520S2R940 and SU7629 for the same application. When replacing a faulty cabin air temperature sensor, AX84 helps restore accurate HVAC temperature feedback in 2003 Honda Accord and 2003 Honda Civic models.

What It Helps Address

  • Incorrect cabin temperature readings
  • HVAC temperature control that does not respond properly
  • Climate system cycling that feels inconsistent
  • Fault codes related to interior temperature sensing
  • Loss of accurate feedback to automatic climate control operation

Installation Notes and Tips

Verify connector shape, terminal count, and mounting style before installation. Compare the original sensor to Standard Ignition AX84 to confirm the round plug-in connector and blade terminal layout match the vehicle harness. Because no wiring harness is included, reuse the existing vehicle connector and inspect it for corrosion, looseness, or damaged terminals before installing the replacement sensor.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and HVAC service parts. AX84 is built to match the listed fitment and connector specifications for 2003 Honda Accord and 2003 Honda Civic cabin air temperature sensor replacement.

This part fits 4 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2003HondaAccord2.4LL4N/A—
2003HondaAccord3.0LV6N/A—
2003HondaCivic1.7LL4N/A—
2003HondaCivic2.0LL4N/A—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — AX8480520S2R940SU7629TS57206WT5526