Explorer Sport Trac 2WD V8-4.6L (2008)
Coolant Reservoir: Service and Repair
Coolant Expansion Tank
CAUTION: Allow the engine to cool before removing the coolant expansion tank. The radiator draws coolant from the coolant expansion
tank as the engine cools. If the coolant expansion tank is removed before the engine cools, the radiator will draw air into the system, resulting
in possible engine damage.
1. Disconnect the coolant overflow hose.
2. If equipped, detach the mass air flow (MAF) sensor wiring harness retainer.
3. Remove the bolts and the coolant expansion tank.
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To install, tighten to 7 Nm (62 lb-in).
4. To install, reverse the removal procedure.
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Fill the coolant expansion tank with a 50/50 mixture of coolant and clean, drinkable water.
