Heater Hoses Replacement

REMOVAL PROCEDURE

TOOLS REQUIRED
J 38185 Hose Clamp Pliers




1. Drain the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.
2. Remove the fuel injector sight shield.
3. Use J 38185 in order to position aside the heater hose inlet and/or outlet clamp at the pipe adapter.
4. Disconnect the heater inlet hose and/or the outlet hose from the pipe adapter.




5. Remove the heater hose support bracket nut (1).




6. Use J 38185 in order to position aside the heater core inlet and/or outlet hose clamp.
7. Disconnect the heater inlet hose and/or the outlet hose from the heater core.
8. Separate the support bracket and remove the heater inlet hose and/or the outlet hose.

INSTALLATION PROCEDURE




1. Install the heater inlet hose and/or outlet hose and support bracket.

IMPORTANT: Position heater core hose clamps in the indicated location.

2. Connect the heater inlet hose and/or the outlet hose to the heater core.
3. Use J 38185 in order to secure the heater core hose inlet and/or outlet clamp.




4. Install the heater hose support bracket.

NOTICE: Refer to Fastener Notice in Service Precautions.

5. Install the support bracket nut (1).

Tighten
Tighten the heater core support bracket nut to 4.5 N.m (40 lb in).




6. Connect the heater inlet hose and/or the outlet hose to the pipe adapter.
7. Use J 38185 in order to secure the heater hose inlet and/or outlet clamp.
8. Install the fuel injector sight shield.
9. Refill the cooling system. Refer to Draining and Filling Cooling System in Engine Cooling.