HomeHVAC > A/C Flow RestrictorsUniversal Air EX529484C A/C Expansion Valve
Part #: EX529484C

Universal Air EX529484C A/C Expansion Valve

Block Expansion Valve
9 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Block Expansion Valve
Fitment: Mazda, 3 and 3 Sport
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Reliable A/C Expansion Valve for Mazda 3 and 3 Sport

The Universal Air Block Expansion Valve EX529484C is designed specifically for Mazda 3 and 3 Sport models. This A/C expansion valve helps regulate refrigerant flow, ensuring efficient air conditioning system performance in your vehicle.

Key Features of the Universal Air EX529484C

  • Compatible with Mazda 3 and Mazda 3 Sport models
  • Part number EX529484C for precise identification
  • Designed to control refrigerant flow in automotive A/C systems
  • Part of the Universal Air Block Expansion Valve product line
  • Meets OEM specifications for reliable HVAC performance

About the Block Expansion Valve Product Line

The Block Expansion Valve line from Universal Air focuses on providing dependable A/C flow restrictors that maintain proper refrigerant metering in automotive air conditioning systems. This product line is engineered to support consistent cooling performance and system efficiency, making it suitable for vehicles like the Mazda 3 and 3 Sport that require precise refrigerant control.

Detailed Product Description

The EX529484C A/C expansion valve from Universal Air is a critical component in the HVAC system of Mazda 3 and 3 Sport vehicles. It regulates the flow of refrigerant entering the evaporator, which directly impacts the cooling efficiency and overall comfort inside the cabin. Proper function of this valve prevents issues such as uneven cooling or system freeze-up. This valve is manufactured to meet the exact fitment requirements of the specified Mazda models, ensuring straightforward installation and reliable operation.

Common Issues Addressed by This Expansion Valve

  • Inconsistent or weak air conditioning cooling
  • Refrigerant flow irregularities causing system inefficiency
  • Evaporator freezing or frost buildup
  • HVAC system pressure imbalances
  • Reduced cabin comfort due to faulty refrigerant metering

Installation Notes and Tips

  • Ensure compatibility with Mazda 3 or 3 Sport before installation
  • Follow vehicle manufacturer guidelines for HVAC system service
  • Replace the expansion valve when diagnosing refrigerant flow issues
  • Check for leaks and proper refrigerant charge after installation
  • Professional installation is recommended for optimal results

Quality Assurance and Warranty

The Universal Air EX529484C expansion valve is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically undergo quality control testing to ensure reliability in automotive HVAC applications.

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
2013Mazda3N/ABlock Expansion Valve
2013Mazda3 SportN/ABlock Expansion Valve
2012Mazda3N/ABlock Expansion Valve
2012Mazda3 SportN/ABlock Expansion Valve
2011Mazda3N/ABlock Expansion Valve
2011Mazda3 SportN/ABlock Expansion Valve
2010Mazda3N/ABlock Expansion Valve
2010Mazda3 SportN/ABlock Expansion Valve
2009Mazda3 SportN/ABlock Expansion Valve

* 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:

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