Expansion Valve: Service and Repair
EXPANSION VALVE REMOVAL/INSTALLATION
1. Disconnect the negative battery cable.
2. Discharge the refrigerant from the system. Refrigerant Recovery Refrigerant Charging
CAUTION:
- If moisture or foreign material enters the refrigeration cycle, cooling ability will be lowered and abnormal noise will occur. Always immediately plug open fittings after removing any refrigeration cycle parts to keep moisture or foreign material out of the cycle.
3. Remove the insulator. A/C Unit Removal/Installation
4. Disconnect the cooler hose (LO) and cooler pipe. A/C Unit Removal/Installation
5. Remove the following parts:
a. Dashboard under cover
b. Front scuff plate inner Front Scuff Plate Removal/Installation
c. Front side trim Front Side Trim Removal/Installation
d. Console panel Console Panel Removal/Installation
e. Console Console Removal/Installation
f. Glove compartment Service and Repair
g. Hood release Service and Repair
h. Lower panel Lower Panel Removal/Installation
i. Center panel Center Panel Removal/Installation
j. Passenger-side air bag module Side Air Bag Module Removal/Installation
6. Remove the airflow mode actuator. Airflow Mode Actuator Removal/Installation
7. Disconnect the air intake actuator connector.
8. Remove the duct (1).
9. Remove the adhesive polyurethane (1). A/C Unit Disassembly/Assembly
CAUTION:
- Being careful not to damage the adhesive sponge rubber or adhesive polyurethane, remove adhesive polyurethane completely.
10. Remove the one bolt and shift the evaporator pipe. Do not allow compressor oil to spill.
11. Remove the two bolts.
12. Remove the expansion valve. Do not allow compressor oil to spill.
13. Remove the screws and plate.
14. Remove the adhesive polyurethane (2). A/C Unit Disassembly/Assembly
CAUTION:
- Being careful not to damage the adhesive sponge rubber or adhesive polyurethane, remove adhesive polyurethane completely.
15. Remove the adhesive polyurethane (3). A/C Unit Disassembly/Assembly
CAUTION:
- Being careful not to damage the adhesive sponge rubber or adhesive polyurethane, remove adhesive polyurethane completely.
16. Remove the adhesive polyurethane (4). A/C Unit Disassembly/Assembly
17. Install in the reverse order of removal.
18. Perform the refrigerant system performance test. Refrigerant System Performance Test