HomeHVAC > A/C Flow RestrictorsUniversal Air EX10118C A/C Expansion Valve - Rear
Part #: EX10118C

Universal Air EX10118C A/C Expansion Valve - Rear

Thermal Expansion Valve, Rear
6 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$32.95Free 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
Thermal Expansion Valve, Rear
Fitment: Toyota, Sienna
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Universal Air Thermal Expansion Valve EX10118C

The Universal Air Thermal Expansion Valve EX10118C is designed specifically for Toyota Sienna models, ensuring precise control of refrigerant flow in the vehicle's air conditioning system. This A/C expansion valve helps maintain optimal cooling performance and system efficiency.

  • Compatible with Toyota Sienna models
  • Part number EX10118C for accurate identification
  • Controls refrigerant flow in A/C systems
  • Part of the Universal Air Thermal Expansion Valve product line
  • Category: HVAC > A/C Flow Restrictors

About the Thermal Expansion Valve Product Line

The Thermal Expansion Valve line from Universal Air focuses on components that regulate refrigerant flow within automotive air conditioning systems. These valves are engineered to maintain proper pressure and temperature balance, which is critical for efficient A/C operation. The EX10118C is a part of this line, providing reliable performance tailored for specific vehicle applications like the Toyota Sienna.

Detailed Product Description

The EX10118C A/C expansion valve is a vital component in the Toyota Sienna’s HVAC system. It functions by regulating the amount of refrigerant entering the evaporator, which directly impacts the cooling capacity and overall system efficiency. Proper operation of this valve prevents issues such as compressor overload and uneven cooling. The valve’s design ensures compatibility with the Sienna’s factory specifications, making it a suitable replacement part for maintenance or repair.

Common Issues Addressed by This Expansion Valve

  • Inconsistent or weak air conditioning cooling
  • Refrigerant flow irregularities causing system inefficiency
  • Compressor cycling problems due to improper refrigerant metering
  • Excessive pressure buildup in the A/C system
  • Uneven temperature distribution inside the vehicle cabin

Installation Notes and Tips

  • Ensure the vehicle is a compatible Toyota Sienna model before installation
  • Follow manufacturer guidelines for refrigerant handling and system evacuation
  • Inspect related A/C components for wear or damage during replacement
  • Use proper tools to avoid damaging the valve or surrounding parts
  • Test the A/C system after installation to confirm proper operation

Quality Assurance and Warranty

The Universal Air Thermal Expansion Valve EX10118C is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically undergo quality control processes to ensure reliability in automotive HVAC applications.

This part fits 6 vehicles. Search below:

YearMakeModelPositionNotes
2003ToyotaSiennaRearwith DUAL SLIDING DOORS; Thermal Expansion Valve
2002ToyotaSiennaRearwith DUAL SLIDING DOORS; Thermal Expansion Valve
2001ToyotaSiennaRearwith DUAL SLIDING DOORS; Thermal Expansion Valve
2000ToyotaSiennaRearwith DUAL SLIDING DOORS; Thermal Expansion Valve
1999ToyotaSiennaRearwith DUAL SLIDING DOORS; Thermal Expansion Valve
1998ToyotaSiennaRearwith DUAL SLIDING DOORS; Thermal 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.