Heater Core: Service and Repair

Heater Core and / or Mode Door
Removal





Preparation:
Battery ground cable
Drain engine coolant
Discharge and recover refrigerant (W/Air conditioning)
1. Heater unit
2. Duct
3. Case (Mode control)
- Do not remove link unit at this step.




4. Case (Temperature control)
- Separate two halves to core case.




5. Heater core




6. Mode door
- Pull out the mode door while raising up the catch of the door lever.

INSPECTION
Check for foreign matter in the heater core, stain or the core fin defacement.

INSTALLATION
To install, follow the removal steps in the reverse order, noting the following point:
1. Check that each door operates properly.