Heater Hose: Service and Repair

Heater Hose Routing:

REMOVE OR DISCONNECT

1. Engine coolant.

2. Heater outlet hose clamps.

3. Heater outlet hose bracket nut and washer.

4. Heater outlet hose from engine.

5. Heater outlet hose from heater core.

6. Heater inlet hose clamps.

7. Heater inlet hose bracket bolt.

8. Heater inlet hose from heater hose fitting.

9. Heater inlet hose from heater core.

INSTALL OR CONNECT

1. Heater inlet hose to heater core.

2. Heater inlet hose to heater hose filling.

NOTICE: For step 3 and 7, refer to "Fasteners" under "Vehicle Damage Warnings."

3. Heater inlet hose bracket bolt.

- Tighten bolt to 10 Nm (88 lbs. in.).

4. Heater inlet hose clamps.

5. Heater outlet hose to heater core.

6. Heater outlet hose to engine.

7. Heater outlet hose bracket washer and nut.

- Tighten nut to 25 Nm (18 lbs. ft.).

8. Heater outlet hose clamps.

9. Engine coolant.

- Check the system for leaks.