Universal Air EX10504C A/C Expansion Valve

Universal Air EX10504C Block Expansion Valve

The Universal Air EX10504C is a block expansion valve for automotive air conditioning systems. It is listed for select Audi Q3 and Audi Q3 Quattro applications from 2015 through 2018, including models noted with SS TO EX 10629C.

Key Features

• Block expansion valve for A/C refrigerant flow control
• Direct fitment for select Audi Q3 and Audi Q3 Quattro models
• Application-specific coverage for 2015-2018 vehicles
• Part number EX10504C for ordering and catalog lookup
• Universal Air Block Expansion Valve product line

Application Details

Compatible With 2015 Audi Q3, N/A; 2015-2017 Audi Q3 Quattro, N/A; 2016-2018 Audi Q3, N/A; and 2018 Audi Q3 Quattro, N/A. The EX10504C is used in HVAC systems that require a block-style A/C expansion valve to regulate refrigerant flow across the evaporator circuit. If you are searching for an Audi Q3 expansion valve or Audi Q3 Quattro A/C flow restrictor, EX10504C is the catalog reference to verify against your vehicle.

Common Issues Addressed

• Incorrect refrigerant metering through the evaporator
• Weak or inconsistent cabin cooling
• A/C performance loss caused by a worn expansion valve
• HVAC system service needs on select Audi Q3 and Audi Q3 Quattro models

Installation Notes and Tips

Confirm the vehicle year, model, and the SS TO EX 10629C note before ordering. Match the original block-style valve layout and verify system compatibility during A/C service. For best results, inspect related HVAC components and follow the vehicle service procedure for refrigerant recovery and reassembly.

Quality Assurance

Universal Air identifies this part by EX10504C for accurate catalog matching and application lookup. Use the fitment details to confirm the correct Audi Q3 or Audi Q3 Quattro application before installation.