Ford Explorer, Maintaince And Repair Manual, Page: 153 / 1119

Close all petcocks and connect any loose hoses. 7.
If equipped with a coolant recovery system, flush the reservoir with water and leave empty. 8.
To refill the system with coolant, remove the radiator cap. NEVER remove the cap if the system
is HOT
Use a funnel to avoid spills and fill the radiator with a 50/50 mixture of water/antifreeze
Determine the capacity of the coolant system, then properly refill the cooling system with a 50/50
mixture of fresh coolant and water, as follows:
Fill the radiator with coolant until it reaches the radiator filler neck seat. 1.
Start the engine and allow it to idle until the thermostat opens (the upper radiator hose will
become hot). 2.
Turn the engine OFFand refill the radiator until the coolant level is at the filler neck seat. 3.
Fill the engine coolant overflow tank with coolant to the FULL HOT mark, then install the
radiator cap. 4.
9.
If available, install a pressure tester and check for leaks. If a pressure tester is not available, run the
engine until normal operating temperature is reached (allowing the system to naturally pressurize),
then check for leaks. 10.
HOW TO USE THIS BOOK
DRAINING, FLUSHING & REFILLING 139