Heater Outlet Hose Replacement L18

Tools Required

J 43181 Quick Connect Connector Removal Tool

1. Drain the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.
2. Remove the air intake tube.
3. Remove the heater and surge tank hose from the mounting clip.



4. Using the J 43181 disconnect the heater hoses from the heater core outlet.

4.1.	Install the J 43181 to the heater core pipe.

4.2.	Close the tool around the heater core pipe.

4.3.	Firmly pull the tool into the quick connect end of the heater hose.

4.4.	Firmly grasp the heater hose. Pull the heater hose forward in order to disengage the hose from the heater core.

5. Remove the outlet heater hose from the radiator.



6. Remove the outlet heater hose (1).

1. Install the outlet heater hose (1).
2. Install the outlet heater hose to the radiator.



3. Connect the heater and surge tank hoses to the heater core.

Firmly push the quick connect onto the heater core pipe until you hear an audible click.

4. Install the heater and surge tank hose to the mounting clip.
5. Install the air intake tube.
6. Fill the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.

Heater Outlet Hose Replacement LB7

Tools Required

J 43181 Quick Connect Connector Removal Tool

1. Drain the cooling system. Refer to Cooling System Draining and Filling .
2. Remove the air intake tube.
3. Remove the heater and surge tank hose from the mounting clip.



4. Using the J 43181 disconnect the heater hose from the heater core outlet.

4.1.	Install the J 43181 to the heater core pipe.

4.2.	Close the tool around the heater core pipe.

4.3.	Firmly pull the tool into the quick connect end of the heater hose.

4.4.	Firmly grasp the heater hose. Pull the heater hose forward in order to disengage the hose from the heater core.




5. Remove the outlet heater hose nut from the engine.

Discard the nut.

6. Remove the outlet heater hose bolt from the engine.

Discard the bolt.

7. Remove the auxiliary outlet heater hose if equipped.
8. Remove the outlet heater hose from the outlet pipe assembly.
9. Remove the outlet heater hose.

1. Install the outlet heater hose.
2. Install the outlet heater hose to the outlet pipe assembly.
3. Install the auxiliary outlet heater hose if equipped.




Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

4. Install the NEW outlet heater hose nut and bolt to the engine.

Tighten
Tighten the nut and bolt to 25 N·m (18 lb ft).




5. Connect the outlet heater hose to the heater core.

Firmly push the quick connect onto the heater core pipe until you hear an audible click.

6. Install the outlet heater hose to the mounting clip.
7. Install the air intake tube.
8. Fill the cooling system. Refer to Cooling System Draining and Filling .

Heater Outlet Hose Replacement L35

Tools Required

J 43181 Quick Connect Connector Removal Tool

1. Drain the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.
2. Remove the air intake tube.



3. Using the J 43181 disconnect the heater hose from the heater core outlet.

3.1.	Install the J 43181 to the heater core pipe.

3.2.	Close the tool around the heater core pipe.

3.3.	Firmly pull the tool into the quick connect end of the heater hose.

3.4.	Firmly grasp the heater hose. Pull the heater hose forward in order to disengage the hose from the heater core.




4. Remove the outlet heater hose from the engine.



5. Remove the outlet heater hose mounting bolt.
6. Remove the outlet heater hose from the engine.
7. Remove the outlet heater hose.

1. Install the heater hose.



2. Install the outlet heater hose to the engine.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

3. Install the outlet heater hose mounting bolt.

Tighten
Tighten the bolt to 25 N·m (18 lb ft).




4. Connect the heater hose to the heater core.

Firmly push the quick connect onto the heater core pipe until you hear an audible click.

5. Install the air intake tube.
6. Fill the cooling system. Refer to Cooling System Draining and Filling in Engine Cooling.

Heater Outlet Hose Replacement LR4, LM7, LQ4

Tools Required

J 43181 Quick Connect Connector Removal Tool

1. Drain the cooling system. Refer to Cooling System Draining and Filling .
2. Remove the air intake tube.
3. Remove the heater and surge tank hose from the mounting clip.



4. Using the J 43181 disconnect the heater hose from the heater core outlet.

4.1.	Install the J 43181 to the heater core pipe.

4.2.	Close the tool around the heater core pipe.

4.3.	Firmly pull the tool into the quick connect end of the heater hose.

4.4.	Firmly grasp the heater hose. Pull the heater hose forward in order to disengage the hose from the heater core.




5. Remove the outlet heater hose from the engine.



6. Remove the outlet heater hose.

1. Install the outlet heater hose.



2. Install the outlet heater hose to the engine.
3. Connect the outlet heater hose to the heater core.

Firmly push the quick connect onto the heater core pipe until you hear an audible click.

4. Install the heater and surge tank hose to the mounting clip.
5. Install the air intake tube.
6. Fill the cooling system. Refer to Cooling System Draining and Filling .