Explorer 2WD V8-4.6L (2008)
Engine Block Heater: Service and Repair
Block Heater
Removal and Installation
1. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Maintenance/Service and Repair.
2. Drain the cooling system.
3. Disconnect the block heater power cable.
4. NOTE: Do not loosen the block heater retaining screw more than necessary for removal.
Loosen the screw and remove the block heater.
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To install, tighten to 4 Nm (35 lb-in).
5. Clean and inspect the engine block mating surface. Lubricate the block heater seal and the cylinder block hole with clean engine coolant.
6. CAUTION: Make sure the power cable is routed and secured away from rotating or hot components or the cable may be damaged.
To install, reverse the removal procedure.