Thermostat Bypass Pipes Replacement

Thermostat Bypass Pipes Replacement

^ Tools Required
- J 38185 Hose Clamp Pliers

Removal Procedure
1. Drain the cooling system.
2. Remove the air cleaner intake duct.
3. Remove the LH engine mount strut.
4. Remove the spark plug wires from the left bank.
5. Use the J 38185 in order to reposition the hose clamp from the water outlet housing.





6. Remove the upper radiator inlet hose from the water outlet housing.





7. Remove the heater outlet hose (2) from the thermostat bypass pipe.
8. Remove the throttle body inlet and outlet hoses (1) from the thermostat bypass pipe.





9. Remove the thermostat bypass pipe nut.





10. Use the J 38185 to reposition the hose clamp from the thermostat bypass pipe.
11. Remove the thermostat bypass pipe hose from the pipe.





12. Remove the thermostat bypass pipe bolt.
13. Remove the thermostat bypass pipe.

Installation Procedure





1. Install the thermostat bypass pipe.

Notice: Refer to Fastener Notice in Service Precautions.

2. Install the thermostat bypass pipe bolt.
Tighten the bolt to 11 Nm (98 inch lbs.).
3. Install the thermostat bypass hose to the pipe.





4. Use the J 38185 to reposition and install the hose clamp to the thermostat bypass pipe.





5. Install the thermostat bypass pipe nut.
Tighten the nut to 25 Nm (18 ft. lbs.).





6. Install the heater outlet hose (2) to the thermostat bypass pipe.
7. Install the throttle body inlet and outlet hoses (1) to the thermostat bypass pipe.





8. Install the radiator inlet hose to the water outlet housing.
9. Use the J 38185 to reposition and install the hose clamp to the water outlet housing.
10. Install the spark plug wires to the left bank.
11. Install the LH engine mount strut.
12. Install the air cleaner intake duct.
13. Fill the cooling system.