Evaporator Core: Service and Repair

Evaporator Core Replacement

Removal Procedure





Caution: Refer to Battery Disconnect Caution Battery Disconnect Caution.

1. Disconnect the negative battery cable.
2. Recover the refrigerant. Refer to Refrigerant Recovery and Recharging Service and Repair.
3. Remove the heater/air distributor case assembly. Refer to HVAC Module Assembly Replacement Service and Repair.
4. Remove A/C expansion valve. Refer to Thermal Expansion Valve Replacement Service and Repair.
5. Remove the wiring harness and electrical connectors from the heater/air distributor case assembly.
6. Remove the screws that connect the heater core housing and the evaporator housing.




7. Remove the evaporator core cover screws from the evaporator core housing.
8. Remove the evaporator core.

Installation Procedure





Notice: Refer to Fastener Notice Fastener Notice.

1. Install the evaporator core into the case.
2. Install the screws on the evaporator core housing.

Tighten the evaporator core cover screws to 1.2 Nm (11 lb in).




3. Install the screws that connect the heater core housing and the evaporator housing.

Tighten the screws to 1.2 Nm (11 lb in).

4. Connect the wiring harness and the electrical connectors to the heater/air distributor case assembly.
5. Install A/C expansion valve. Refer to Thermal Expansion Valve Replacement Service and Repair.
6. Install the heater/air distributor case assembly. Refer to HVAC Module Assembly Replacement Service and Repair.
7. Evacuate and recharge the A/C system. Refer to Refrigerant Recovery and Recharging Service and Repair.
8. Connect the negative battery cable.