Coolant Line/Hose: Description and Operation

The 2.5L engine use metal piping beyond the lower radiator hose to route coolant to the suction side of water pump, located in the V of the cylinder banks.

Cooling System Operation-2.5L Engine:

The pipes are also provided with inlet nipples for thermostat bypass, heater return coolant hoses, and brackets for rigid engine attachment. The pipes employ O-rings for sealing at their interconnection and to the water pump.