Heater Core: Service and Repair

Heater Core

Removal
1. Disconnect the battery ground cable.
2. Remove the cowl vent screen.







3. Remove the engine compartment support.







4. Remove the engine compartment support.







5. Remove the cabin filter cover and cabin filter.







6. Remove the cabin filter housing.
- Remove the cabin filter housing retaining nuts.
- Remove the cabin filter housing.







7. Remove the engine compartment panel.
- Remove the engine compartment panel retaining bolt.
- Remove the engine compartment panel.

8. Remove the engine control module.







9. Remove the engine compartment panel.
- Remove the engine compartment panel retaining clip.
- Remove the engine compartment panel.







10. Detach the heater hoses.
- Reposition the heater hose retaining clips.
- Detach the heater hoses.

NOTE: Cap the heater hoses to prevent coolant loss.

11. Remove the passenger footwell vent duct.
12. Remove the glove box.







13. Disconnect the blower motor electrical connector.







14. Remove the blower motor housing securing bolts.







15. Remove the blower motor housing securing bolts.







16. Remove the blower motor housing.








17. Remove the heater core inlet and outlet pipes.
- Remove the heater core inlet and outlet pipes retaining plate.
- Remove the heater core inlet and outlet pipes retaining clamps.
- Remove and discard the O-ring seals.







18. Remove the heater core.

Installation
1. To install, reverse the removal procedure.
- Install new O-ring seals to the heater core inlet and outlet pipes.







2. Tighten to 7 Nm.







3. Tighten to 7 Nm.







4. Tighten to 25 Nm.
5. Carry out the coolant system refill and bleeding procedure.