Front Heater Core - Installation

INSTALLATION

WARNING: The heater core tubes are not serviced separately from the heater core. The heater core tubes should not be repositioned, loosened or removed from the heater core. Failure to follow this warning could result in a coolant leak and possible serious or fatal injury.

NOTE: Gasoline model shown in illustrations. HEV model similar.





1. Carefully install the heater core (6) into the top of the HVAC housing (3). Make sure that the heater core insulator is properly positioned.
2. Install the two screws (4) that secure the heater core retaining bracket (5) to the HVAC housing. Tighten the screws to 2.2 Nm (20 in. lbs.).
3. Install the HVAC housing bracket (2) to the top of HVAC housing.
4. Install the two screws (1) that secure the HVAC housing bracket to the HVAC housing. Tighten the screws to 2.2 Nm (20 in. lbs.).





5. Install the heater core tube retaining bracket (4) to the top of the HVAC housing (2).
6. Install the screw (3) that secures the heater core tube retaining bracket to the HVAC housing. Tighten the screw to 2.2 Nm (20 in. lbs.).
7. Install the foam seal (1) to the flange on the HVAC housing.





8. Install the air inlet housing (5) onto the top of the HVAC housing (1).
9. Install the screws (4) that secure the air inlet housing to the HVAC housing. Make sure the HVAC wire harness retainer is properly installed.
10. Connect the HVAC wire harness (2) to the recirculation door actuator (3).
11. Install the front HVAC housing Front HVAC Housing Installation.
12. Reconnect the negative battery cable.
13. If the heater core is being replaced, flush the cooling system Service and Repair.
14. Refill the engine cooling system Service and Repair.
15. Evacuate the refrigerant system Refrigerant System Evacuate.
16. Charge the refrigerant system Refrigerant System Charge.