Universal Air EX9741C A/C Expansion Valve - Rear

Rear A/C Expansion Valve for Honda Odyssey

Universal Air EX9741C is a block expansion valve for the rear HVAC circuit on select Honda Odyssey models. It meters refrigerant flow into the rear evaporator to help maintain proper A/C performance in the cabin.

• Block expansion valve for rear air conditioning service
• Direct fit for the rear HVAC position
• Fits 2011-2017 Honda Odyssey, rear
• Part number: EX9741C
• Brand line: Universal Air Block Expansion Valve

How This Valve Works

The expansion valve regulates refrigerant entering the evaporator so the system can maintain the correct pressure drop and cooling balance. On a Honda Odyssey rear A/C system, a worn or restricted valve can affect vent temperature, compressor cycling, and overall rear passenger comfort. EX9741C is the replacement part number to reference when servicing this rear block expansion valve application.

Common Problems It Can Address

• Weak or inconsistent rear A/C cooling
• Incorrect refrigerant metering at the rear evaporator
• Compressor cycling caused by flow restriction
• Rear cabin temperature that does not match the front system output
• Service replacement for a leaking or sticking expansion valve

Installation Notes

Verify the rear position and match the original block-style valve before installation. Recover refrigerant, evacuate the system, and inspect related seals, lines, and the rear evaporator for contamination or damage before reassembly. Confirm the system is charged to specification after service.

Quality Assurance

Universal Air supplies HVAC service parts for automotive air conditioning repair, and EX9741C is cataloged for the rear expansion valve application on 2011-2017 Honda Odyssey models.