Thermostatic Expansion Valve

Thermostatic Expansion Valve





Underbody Line Connections









Thermostatic Expansion Valve (TXV) Connections









Removal and Installation

All vehicles

1. Recover the refrigerant. For additional information, refer to Climate Control System - General Information and Diagnostics Air Conditioning (A/C) System Recovery, Evacuation and Charging.

2. Remove the 4 cross-vehicle beam nuts and remove the beam.
- To install, tighten to 30 Nm (22 lb-ft).





3.5L vehicles

3. Remove the air cleaner outlet tube. For additional information, refer to Intake Air Distribution and Filtering Air Cleaner Outlet Pipe.

All vehicles

4. Remove the auxiliary evaporator outlet and inlet line fitting nuts and position the auxiliary lines aside.
- Discard the O-ring seals and gasket seals.

- To install, tighten to 15 Nm (133 lb-in).

5. Remove the Thermostatic Expansion Valve (TXV) fitting nut.
- Discard the O-ring seals.

- To install, tighten to 8 Nm (71 lb-in).

6. Remove the 2 TXV bolts.
- To install, tighten to 8 Nm (71 lb-in).

7. Remove the TXV.
- Discard the O-ring seals.

8. Remove the TXV fitting stud.
- To install, tighten to 8 Nm (71 lb-in).

9. To install, reverse the removal procedure.
- Install new O-ring seals and gasket seals.

- Add the correct amount of clean PAG oil. For additional information, refer to the Refrigerant Oil Adding procedure in Climate Control System - General Information and Diagnostics Refrigerant Oil Adding.

10. Evacuate, leak test and charge the refrigerant system. For additional information, refer to Climate Control System - General Information and Diagnostics Air Conditioning (A/C) System Recovery, Evacuation and Charging.