Engine Coolant Refill Procedure-3.8L V6 Engine - Ford Mustang 2001 Owner's Manual

Maintenance and care

Engine coolant refill procedure-3.8L V6 engine

Use the following procedure when refilling
the cooling system of a vehicle equipped
with a 3.8L V6 engine. Failure to follow this
warning may result in damage to the engine and
engine cooling system.
The following procedure should be used when
refilling the cooling system of a 3.8L V6 engine after
it has been drained or become extremely low.
1. Remove the cap
from the engine
coolant reservoir.
2. Open the cooling
system vent plug.
3. Remove the radiator
cap as previously
outlined.
4. Add a 50/50 mixture of engine coolant and
distilled water to the radiator until full.
5. Add a 50/50 mixture of engine coolant and
distilled water to the engine coolant reservoir until
the coolant level is at the "cold fill level" as listed on
the reservoir.
6. Close the cooling system vent plug.
7. Reinstall the engine coolant reservoir cap.
8. Reinstall the radiator cap.
9. Start and idle the engine until the upper radiator
hose is warm (this indicates the thermostat is open
and coolant is flowing through the entire system).
10. Immediately shut the engine off.
11. Wrap a thick cloth around the radiator cap and
cautiously remove the radiator cap.
12. Add a 50/50 mixture of engine coolant and
distilled water to the radiator until full.
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