Rear Expansion Valve

REMOVAL

WARNING: REFER TO THE APPLICABLE WARNINGS AND CAUTIONS FOR THIS SYSTEM BEFORE PERFORMING THE FOLLOWING OPERATION.

1. Recover the refrigerant from the A/C system.
2. Disconnect and isolate the battery negative cable.

Rear Roof Duct Panel:

3. Remove the rear dome light from the rear roof duct panel.
4. Disconnect the dome light wire harness connector and remove the dome light from vehicle.
5. Remove the six push-pin roof duct panel fasteners and remove the duct panel from the vehicle.
6. Remove the five evaporator panel screws at the front of the panel.

Rear Evaporator Panel:

7. If equipped, remove the interior motion sensor from the evaporator panel, disconnect the wire harness connector and remove the motion sensor from the vehicle.
8. Remove the three push-pin evaporator panel fasteners at the rear of the panel.
9. Remove the rear evaporator panel from the vehicle.

Rear A/C Evaporator:

10. Remove the liquid line between the rear expansion valve and the solenoid valve.
11. Remove the refrigerant line from the rear expansion valve outlet port.
12. Install plug in, or tape over the refrigerant line fittings and the solenoid and expansion valve ports.
13. Remove the two bolts that secure the expansion valve to the rear evaporator tube tapping plate.
14. Remove the expansion valve from the rear evaporator tube tapping plate.
15. Remove the seals from the evaporator inlet and outlet tube fittings and discard.
16. Install plugs in, or tape over the opened evaporator inlet and outlet tube fittings and all expansion valve ports.

INSTALLATION
1. Remove the tape or plug from the rear evaporator inlet and outlet tube fittings and expansion valve ports.
2. Lubricate new rubber O-ring seals with clean refrigerant oil and install them on the rear evaporator inlet and outlet tube fittings.
3. Position the rear expansion valve onto the rear evaporator tapping plate fittings.
4. Install and tighten the two bolts that secure the expansion valve to the evaporator tube tapping plate. Tighten the bolts to 5 N.m (45 in. lbs.).
5. Remove the tape or plug from the refrigerant line fittings and the solenoid and expansion valve ports.
6. Lubricate new rubber O-ring seals with clean refrigerant oil and install them on the liquid line fittings.
7. Install the liquid line between the rear expansion valve and the solenoid valve.
8. Install and tighten the nuts that secures the liquid line fittings to the rear expansion valve and solenoid valve. Tighten the nuts to 16 N.m (142 in. lbs.).
9. Install the rear evaporator panel and the three push-pin fasteners.
10. If equipped, connect the interior motion sensor wire harness connector and install the interior motion sensor into the evaporator panel.
11. Install the five evaporator panel screws at the front of the panel. Tighten the screws to 2 N.m (17 in. lbs.).
12. Install the roof duct panel and six push-pin fasteners.
13. Connect the dome light wire harness connector and install the dome light into the rear roof duct panel.
14. Reconnect the battery negative cable.
15. Evacuate the refrigerant system.
16. Charge the refrigerant system.