Coolant Line/Hose: Service and Repair

Removal
1. Disconnect negative cable at battery.
2. Drain coolant.





3. Remove radiator inlet hose (1), outlet hose (2) and radiator outlet pipe (3).
4. Remove throttle body and intake manifold.
5. Disconnect ECT sensor (4) coupler.





6. Disconnect heater inlet hose (5) from water outlet cap (3).
7. Remove water outlet cap (3) from cylinder heads.
8. Remove water outlet pipe (2) from thermostat case (1).





9. Remove thermostat case (1) from cylinder block.

Installation
Install removed parts in reverse order of removal procedure, noting the following.
1. Install thermostat case (1) to cylinder block with new O-ring (4).
2. Install water outlet pipe (2) to thermostat case (1) with new O-rings (4).





3. Install water outlet cap (3) to cylinder heads with new gaskets.
4. Connect heater hose (5) to water outlet cap (3).





5. Connect ECT sensor (4) coupler.
6. Install throttle body and intake manifold.
7. Install radiator outlet pipe (3) to thermostat case with new O-ring.





8. Install radiator inlet hose (1) and outlet hose (2).
9. Refill cooling system with proper coolant.