For 1990-2009 cars

### Removal Procedure

Caution: Refer to Battery Disconnect Caution in the Preface section.

1. Disconnect the negative battery cable.
2. Recover the refrigerant Refer to Refrigerant Recovery and Recharging .
3. Remove the suction hose/liquid pipe block retaining nuts at the fire wall.
4. Remove the expansion valve connector block retaining stud bolts.
5. Remove the expansion valve.
6. Discard the O-rings.

### Installation Procedure

1. Clean the grooves that fit the O-rings of any dirt or contamination.
2. Install new O-rings on the evaporator tubes.
3. Install a expansion valve onto the evaporator tubes.

Notice: Refer to Fastener Notice in the Preface section.

4. Insert the expansion valve connector block retaining stud bolts.

Tighten
Tighten the expansion valve retaining stud bolts to 8 N·m (71 lb in).

5. Install the suction hose/liquid pipe block retaining nuts.

Tighten
Tighten the suction hose/liquid pipe block-to-expansion valve retaining nuts to 14 N·m (10 lb ft).

6. Connect the negative battery cable.
7. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging .