Parts for your 2022 Ford Everest-Tx valve

2022 Ford Everest TX valve — what it is, why it matters, and when to service it

Technical sources confirm the 2022 Ford Everest is fitted with a thermostatic expansion valve (TX valve/TXV). The Ford Workshop Manual for Ranger/Everest (Section 412-01, Climate Control) includes removal and installation procedures for the A/C expansion valve at the evaporator, and notes an additional valve on vehicles with rear auxiliary air-conditioning. Genuine Ford (Microcat) and DENSO catalogues also list TXV part numbers for Everest UA/UAII/UAIII through to 2022. So yes — the TX valve is absolutely relevant to the 2022 Ford Everest.

On this model, the TX valve meters refrigerant into the evaporator based on temperature and pressure so the cabin cools quickly without icing up. It reacts to superheat, throttling flow as conditions change, which keeps vent temps stable while maximising efficiency — handy in a hot Aussie or Kiwi summer. Front A/C systems have a block-style TXV at the HVAC case, models with rear A/C add a second TXV at the rear unit.

There’s no regular “maintenance” for a TX valve, but it should be assessed any time A/C performance drops. Because it’s a precision metering device, contamination (desiccant debris, moisture, compressor wear) can make it stick or plug. A licensed technician will check high- and low-side pressures, evaporator temperature sensors and vent temps to confirm if the valve is restricted or stuck open.

Typical clues the TX valve needs attention include:

• Poor or slow cooling, especially at idle
• Vent temperatures swinging hot–cold
• Frost or sweat on the suction line near the firewall
• Hissing or chatter from the HVAC case
• Gauge readings showing very low low-side and high high-side (stuck/blocked), or the reverse (stuck open)

If replacement is needed, a proper A/C service is the go: recover the refrigerant (ARCtick/NZ-certified tech only), replace O-rings, fit the new TXV, and evacuate/charge by weight. It’s good practice to replace the receiver-drier or desiccant bag (often integrated with the condenser) any time the system is opened, and mandatory after compressor failure. Don’t flush a TXV — replace it if contaminated. After charging to spec, the tech will leak-test, verify pressures and confirm stable vent temps on a road test.

Look at a TX valve as a longevity part: it should last years, but clean refrigerant, a healthy drier and accurate charge are what keep it happy in a 2022 Everest.

• Does the 2022 Everest have more than one TX valve?
  Models with rear auxiliary A/C do. There’s a front TXV at the main evaporator and a second at the rear unit. Single-zone vehicles have just the front valve.
• Where is the TX valve on a 2022 Everest?
  It’s a block-type valve mounted at the evaporator inlet on the HVAC case. Access is typically from the engine bay where the A/C lines meet the firewall, some trim or component removal may be required for space.
• How do you tell if it’s the TX valve or just low gas?
  You can’t be certain without gauges and proper diagnostics. A licensed tech will read high/low pressures, check evaporator and ambient sensors and rule out blend door issues. Venting gas to atmosphere is illegal, always get a qualified A/C service involved.